# hourly ## metadata | property | value | |---------------|----------------------------------------------------------------------------------------------| | name | hourly | | original name | hourly | | url | [here](https://opendata.dwd.de/climate_environment/CDC/observations_germany/climate/hourly/) | ## datasets ### cloud_type #### metadata | property | value | |---------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | name | cloud_type | | original name | cloud_type | | description | Hourly station observations of cloud cover, cloud type and cloud height in up to 4 layers for Germany ([details](https://opendata.dwd.de/climate_environment/CDC/observations_germany/climate/hourly/cloud_type/DESCRIPTION_obsgermany_climate_hourly_cloud_type_en.pdf)) | | access | [here](https://opendata.dwd.de/climate_environment/CDC/observations_germany/climate/hourly/cloud_type/) | #### parameters | name | original name | description | unit type | unit | constraints | |---------------------|---------------|--------------------------|---------------|------|----------------------------------------| | cloud_cover_total | v_n | total cloud cover | fraction | 1/8 | >=0,<=8 | | cloud_type_layer1 | v_s1_cs | cloud type of 1st layer | dimensionless | - | ∈ \[0, 1, 2, 3, 4, 5, 6, 7, 8, 9, -1\] | | cloud_height_layer1 | v_s1_hhs | height of 1st layer | length_medium | m | >=0 | | cloud_cover_layer1 | v_s1_ns | cloud cover of 1st layer | fraction | 1/8 | >=0,<=8 | | cloud_type_layer2 | v_s2_cs | cloud type of 2nd layer | dimensionless | - | ∈ \[0, 1, 2, 3, 4, 5, 6, 7, 8, 9, -1\] | | cloud_height_layer2 | v_s2_hhs | height of 2nd layer | length_medium | m | >=0 | | cloud_cover_layer2 | v_s2_ns | cloud cover of 2nd layer | fraction | 1/8 | >=0,<=8 | | cloud_type_layer3 | v_s3_cs | cloud type of 3rd layer | dimensionless | - | ∈ \[0, 1, 2, 3, 4, 5, 6, 7, 8, 9, -1\] | | cloud_height_layer3 | v_s3_hhs | height of 3rd layer | length_medium | m | >=0 | | cloud_cover_layer3 | v_s3_ns | cloud cover of 3rd layer | fraction | 1/8 | >=0,<=8 | | cloud_type_layer4 | v_s4_cs | cloud type of 4th layer | dimensionless | - | ∈ \[0, 1, 2, 3, 4, 5, 6, 7, 8, 9, -1\] | | cloud_height_layer4 | v_s4_hhs | height of 4th layer | length_medium | m | >=0 | | cloud_cover_layer4 | v_s4_ns | cloud cover of 4th layer | fraction | 1/8 | >=0,<=8 | Code (cloud_type_layer): | code | cloud type | |------|---------------| | 0 | cirrus | | 1 | cirrocumulus | | 2 | cirrostratus | | 3 | altocumulus | | 4 | altostratus | | 5 | nimbostratus | | 6 | stratocumulus | | 7 | stratus | | 8 | cumulus | | 9 | cumulonimbus | | -1 | automated | ### cloudiness #### metadata | property | value | |---------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | name | cloudiness | | original name | cloudiness | | description | Hourly station observations of cloudiness for Germany ([details](https://opendata.dwd.de/climate_environment/CDC/observations_germany/climate/hourly/cloudiness/DESCRIPTION_obsgermany_climate_hourly_cloudiness_en.pdf)) | | access | [here](https://opendata.dwd.de/climate_environment/CDC/observations_germany/climate/hourly/cloudiness/) | #### parameters | name | original name | description | unit type | unit | constraints | |-----------------------------|---------------|--------------------------------|---------------|---------------|-------------------------------------| | cloud_cover_total_indicator | v_n_i | index how measurement is taken | dimensionless | - | ∈ \[P, I\] | | cloud_cover_total | v_n | total cloud cover | fraction | 1/8 | ∈ \[0, 1, 2, 3, 4, 5, 6, 7, 8, -1\] | Code (cloud_cover_total_indicator): | code | meaning | |------|--------------| | P | human person | | I | instrument | ### dew_point #### metadata | property | value | |---------------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | name | dew_point | | original name | dew_point | | description | Hourly station observations of air and dew point temperature for Germany ([details](https://opendata.dwd.de/climate_environment/CDC/observations_germany/climate/hourly/dew_point/DESCRIPTION_obsgermany_climate_hourly_dew_point_en.pdf)) | | access | [here](https://opendata.dwd.de/climate_environment/CDC/observations_germany/climate/hourly/dew_point/) | #### parameters | name | original name | description | unit type | unit | constraints | |-------------------------------|---------------|-----------------------|-------------|---------------|-------------| | temperature_air_mean_2m | tt | air temperature | temperature | °C | - | | temperature_dew_point_mean_2m | td | dew point temperature | temperature | °C | - | ### moisture #### metadata | property | value | |---------------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | name | moisture | | original name | moisture | | description | Hourly station observations of moisture parameters for Germany ([details](https://opendata.dwd.de/climate_environment/CDC/observations_germany/climate/hourly/moisture/DESCRIPTION_obsgermany_climate_hourly_moisture_en.pdf)) | | access | [here](https://opendata.dwd.de/climate_environment/CDC/observations_germany/climate/hourly/moisture/) | #### parameters | name | original name | description | unit type | unit | constraints | |-------------------------------|---------------|------------------------------------|---------------|---------------|-------------| | humidity_absolute | absf_std | absolute humidity | dimensionless | - | >=0,<=100 | | pressure_vapor | vp_std | vapor pressure | pressure | hPa | >=0 | | temperature_wet_mean_2m | tf_std | wet temperature | temperature | °C | - | | pressure_air_site | p_std | air pressure at site level | pressure | hPa | >=0 | | temperature_air_mean_2m | tt_std | air temperature at 2m height | temperature | °C | - | | humidity | rf_std | humidity | fraction | % | >=0,<=100 | | temperature_dew_point_mean_2m | td_std | dew point temperature at 2m height | temperature | °C | - | ### precipitation #### metadata | property | value | |---------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | name | precipitation | | original name | precipitation | | description | Hourly station observations of precipitation for Germany ([details](https://opendata.dwd.de/climate_environment/CDC/observations_germany/climate/hourly/precipitation/DESCRIPTION_obsgermany_climate_hourly_precipitation_en.pdf)) | | access | [here](https://opendata.dwd.de/climate_environment/CDC/observations_germany/climate/hourly/precipitation/) | #### parameters | name | original name | description | unit type | unit | constraints | |-------------------------|---------------|-----------------------|---------------|---------------|------------------------------| | precipitation_height | r1 | hourly precipitation | precipitation | mm | >=0 | | precipitation_indicator | rs_ind | precipitation index | dimensionless | - | ∈ \[0, 1\] | | precipitation_form | wrtr | form of precipitation | dimensionless | - | ∈ \[0, 1, 2, 3, 6, 7, 8, 9\] | Code (precipitation_indicator): | code | meaning | |------|------------------| | 0 | no precipitation | | 1 | precipitation | Code (precipitation_form): | code | meaning | |------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | 0 | no fallen precipitation or too little deposition (e.g., dew or frost) to form a precipitation height larger than 0.0, for automatic stations this corresponds to WMO code 10 | | 1 | precipitation height only due to deposition (dew or frost) or if it cannot decided how large the part from deposition is | | 2 | precipitation height only due to liquid deposition | | 3 | precipitation height only due to solid precipitation | | 6 | precipitation height due to fallen liquid precipitation, may also include deposition of any kind, or automatic stations this corresponds to WMO code 11 | | 7 | precipitation height due to fallen solid precipitation, may also include deposition of any kind, for automatic stations this corresponds to WMO code 12 | | 8 | fallen precipitation in liquid and solid form, for automatic stations this corresponds to WMO code 13 | | 9 | no precipitation measurement, form of precipitation cannot be determined, for automatic stations this corresponds to WMO code 15 | ### pressure #### metadata | property | value | |---------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | name | pressure | | original name | pressure | | description | Hourly station observations of pressure for Germany ([details](https://opendata.dwd.de/climate_environment/CDC/observations_germany/climate/hourly/pressure/DESCRIPTION_obsgermany_climate_hourly_pressure_en.pdf)) | | access | [here](https://opendata.dwd.de/climate_environment/CDC/observations_germany/climate/hourly/pressure/) | #### parameters | name | original name | description | unit type | unit | constraints | |------------------------|---------------|-------------------------|-----------|---------------|-------------| | pressure_air_sea_level | p | mean sea level pressure | pressure | hPa | >=0 | | pressure_air_site | p0 | mean sea level pressure | pressure | hPa | >=0 | ### solar #### metadata | property | value | |---------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | name | solar | | original name | solar | | description | Hourly station observations of solar incoming (total/diffuse) and longwave downward radiation for Germany ([details](https://opendata.dwd.de/climate_environment/CDC/observations_germany/climate/hourly/solar/DESCRIPTION_obsgermany_climate_hourly_solar_en.pdf)) | | access | [here](https://opendata.dwd.de/climate_environment/CDC/observations_germany/climate/hourly/solar/) | #### parameters | name | original name | description | unit type | unit | constraints | |----------------------------------|---------------|-------------------------------------------|-----------------|---------------|-------------| | radiation_sky_long_wave | atmo_lberg | hourly sum of longwave downward radiation | energy_per_area | J/cm² | >=0 | | radiation_sky_short_wave_diffuse | fd_lberg | hourly sum of diffuse solar radiation | energy_per_area | J/cm² | >=0 | | radiation_global | fg_lberg | hourly sum of solar incoming radiation | energy_per_area | J/cm² | >=0 | | sunshine_duration | sd_lberg | hourly sum of sunshine duration | time | min | >=0 | | sun_zenith_angle | zenit | solar zenith angle at mid of interval | angle | ° | >=0,<=180 | ### sun #### metadata | property | value | |---------------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | name | sun | | original name | sun | | description | Hourly station observations of sunshine duration for Germany ([details](https://opendata.dwd.de/climate_environment/CDC/observations_germany/climate/hourly/sun/DESCRIPTION_obsgermany_climate_hourly_sun_en.pdf)) | | access | [here](https://opendata.dwd.de/climate_environment/CDC/observations_germany/climate/hourly/sun/) | #### parameters | name | original name | description | unit type | unit | constraints | |-------------------|---------------|--------------------------|-----------|---------------|-------------| | sunshine_duration | sd_so | hourly sunshine duration | time | min | >=0 | ### temperature_air #### metadata | property | value | |---------------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | name | temperature_air | | original name | air_temperature | | description | Hourly station observations of 2 m air temperature and humidity for Germany ([details](https://opendata.dwd.de/climate_environment/CDC/observations_germany/climate/hourly/air_temperature/DESCRIPTION_obsgermany_climate_hourly_air_temperature_en.pdf)) | | access | [here](https://opendata.dwd.de/climate_environment/CDC/observations_germany/climate/hourly/air_temperature/) | #### parameters | name | original name | description | unit type | unit | constraints | |-------------------------|---------------|----------------------|-------------|---------------|-------------| | temperature_air_mean_2m | tt_tu | 2m air temperature | temperature | °C | - | | humidity | rf_tu | 2m relative humidity | fraction | % | >=0,<=100 | ### temperature_soil #### metadata | property | value | |---------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | name | temperature_soil | | original name | soil_temperature | | description | Hourly station observations of of soil temperature for Germany ([details](https://opendata.dwd.de/climate_environment/CDC/observations_germany/climate/hourly/soil_temperature/DESCRIPTION_obsgermany_climate_hourly_soil_temperature_en.pdf)) | | access | [here](https://opendata.dwd.de/climate_environment/CDC/observations_germany/climate/hourly/soil_temperature/) | #### parameters | name | original name | description | unit type | unit | constraints | |-----------------------------|---------------|----------------------------------|-------------|---------------|-------------| | temperature_soil_mean_0_02m | v_te002 | soil temperature in 2 cm depth | temperature | °C | - | | temperature_soil_mean_0_05m | v_te005 | soil temperature in 5 cm depth | temperature | °C | - | | temperature_soil_mean_0_1m | v_te010 | soil temperature in 10 cm depth | temperature | °C | - | | temperature_soil_mean_0_2m | v_te020 | soil temperature in 20 cm depth | temperature | °C | - | | temperature_soil_mean_0_5m | v_te050 | soil temperature in 50 cm depth | temperature | °C | - | | temperature_soil_mean_1m | v_te100 | soil temperature in 100 cm depth | temperature | °C | - | ### urban_precipitation #### metadata | property | value | |---------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | name | urban_precipitation | | original name | precipitation (climate_urban) | | description | Recent hourly precipitation, observed at urban stations for selected urban areas in Germany ([details](https://opendata.dwd.de/climate_environment/CDC/observations_germany/climate_urban/hourly/precipitation/recent/DESCRIPTION_obsgermany_climate_urban_hourly_precipitation_recent_en.pdf)) | | access | [here](https://opendata.dwd.de/climate_environment/CDC/observations_germany/climate_urban/hourly/precipitation/) | #### parameters | name | original name | description | unit type | unit | constraints | |----------------------|--------------------|----------------------|---------------|---------------|-------------| | precipitation_height | niederschlagshoehe | precipitation height | precipitation | mm | >=0 | ### urban_pressure #### metadata | property | value | |---------------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | name | urban_pressure | | original name | pressure (climate_urban) | | description | Recent hourly pressure, observed at urban stations for selected urban areas in Germany ([details](https://opendata.dwd.de/climate_environment/CDC/observations_germany/climate_urban/hourly/pressure/recent/DESCRIPTION_obsgermany_climate_urban_hourly_pressure_recent_en.pdf)) | | access | [here](https://opendata.dwd.de/climate_environment/CDC/observations_germany/climate_urban/hourly/pressure/) | #### parameters | name | original name | description | unit type | unit | constraints | |-------------------|-------------------------|----------------------------|-----------|---------------|-------------| | pressure_air_site | luftdruck_stationshoehe | pressure at station height | pressure | hPa | >=0 | ### urban_temperature_air #### metadata | property | value | |---------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | name | urban_temperature_air | | original name | air_temperature (climate_urban) | | description | Recent hourly air temperature and humidity, observed at urban stations for selected urban areas in Germany ([details](https://opendata.dwd.de/climate_environment/CDC/observations_germany/climate_urban/hourly/air_temperature/recent/DESCRIPTION_obsgermany_climate_urban_hourly_tu_recent_en.pdf)) | | access | [here](https://opendata.dwd.de/climate_environment/CDC/observations_germany/climate_urban/hourly/air_temperature/) | #### parameters | name | original name | description | unit type | unit | constraints | |-------------------------|----------------|----------------------|-------------|------|-------------| | temperature_air_mean_2m | lufttemperatur | 2m air temperature | temperature | °C | - | | humidity | rel_feuchte | 2m relative humidity | fraction | % | >=0,<=100 | ### urban_temperature_soil #### metadata | property | value | |---------------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | name | urban_temperature_soil | | original name | soil_temperature (climate_urban) | | description | Recent hourly soil temperature, observed at urban stations for selected urban areas in Germany ([details](https://opendata.dwd.de/climate_environment/CDC/observations_germany/climate_urban/hourly/soil_temperature/recent/DESCRIPTION_obsgermany_climate_urban_hourly_soil_temperature_recent_en.pdf)) | | access | [here](https://opendata.dwd.de/climate_environment/CDC/observations_germany/climate_urban/hourly/soil_temperature/) | #### parameters | name | original name | description | unit type | unit | constraints | |-----------------------------|---------------|----------------------------------|-------------|------|-------------| | temperature_soil_mean_0_05m | erdbt_005 | soil temperature in 5 cm depth | temperature | °C | - | | temperature_soil_mean_0_1m | erdbt_010 | soil temperature in 10 cm depth | temperature | °C | - | | temperature_soil_mean_0_2m | erdbt_020 | soil temperature in 20 cm depth | temperature | °C | - | | temperature_soil_mean_0_5m | erdbt_050 | soil temperature in 50 cm depth | temperature | °C | - | | temperature_soil_mean_1m | erdbt_100 | soil temperature in 100 cm depth | temperature | °C | - | ### urban_sun #### metadata | property | value | |---------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | name | urban_sun | | original name | sun (climate_urban) | | description | Recent hourly sunshine duration, observed at urban stations for selected urban areas in Germany ([details](https://opendata.dwd.de/climate_environment/CDC/observations_germany/climate_urban/hourly/sun/recent/DESCRIPTION_obsgermany_climate_urban_hourly_sun_recent_en.pdf)) | | access | [here](https://opendata.dwd.de/climate_environment/CDC/observations_germany/climate_urban/hourly/sun/) | #### parameters | name | original name | description | unit type | unit | constraints | |-------------------|-------------------|-------------------|-----------|------|-------------| | sunshine_duration | sonnenscheindauer | sunshine duration | time | min | >=0 | ### urban_wind #### metadata | property | value | |---------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | name | urban_wind | | original name | wind (climate_urban) | | description | Recent hourly wind speed and direction, observed at urban stations for selected urban areas in Germany ([details](https://opendata.dwd.de/climate_environment/CDC/observations_germany/climate_urban/hourly/wind/recent/DESCRIPTION_obsgermany_climate_urban_hourly_wind_recent_en.pdf)) | | access | [here](https://opendata.dwd.de/climate_environment/CDC/observations_germany/climate_urban/hourly/wind/) | #### parameters | name | original name | description | unit type | unit | constraints | |----------------|---------------------|---------------------|-----------|------|-------------| | wind_speed | windgeschwindigkeit | mean wind speed | speed | m/s | >=0 | | wind_direction | windrichtung | mean wind direction | angle | ° | >=0,<=360 | ### visibility #### metadata | property | value | |---------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | name | visibility | | original name | visibility | | description | Hourly station observations of visibility for Germany ([details](https://opendata.dwd.de/climate_environment/CDC/observations_germany/climate/hourly/visibility/DESCRIPTION_obsgermany_climate_hourly_visibility_en.pdf)) | | access | [here](https://opendata.dwd.de/climate_environment/CDC/observations_germany/climate/hourly/visibility/) | #### parameters | name | original name | description | unit type | unit | constraints | |----------------------------|---------------|--------------------------------|---------------|---------------|-------------| | visibility_range_indicator | v_vv_i | index how measurement is taken | dimensionless | - | ∈ \[P, I\] | | visibility_range | v_vv | visibility | length_medium | m | >=0 | Code (visibility_range_indicator): | code | meaning | |------|-----------------| | P | by human person | | I | by instrument | ### weather_phenomena #### metadata | property | value | |---------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | name | weather_phenomena | | original name | weather_phenomena | | description | Hourly station observations of weather phenomena for Germany ([details](https://opendata.dwd.de/climate_environment/CDC/observations_germany/climate/hourly/weather_phenomena/DESCRIPTION_obsgermany_climate_hourly_weather_phenomena_en.pdf)) | | access | [here](https://opendata.dwd.de/climate_environment/CDC/observations_germany/climate/hourly/weather_phenomena/) | #### parameters | name | original name | description | unit type | unit | constraints | |--------------|---------------|-----------------------------------|---------------|------|-------------| | weather | ww | weather code of current condition | dimensionless | - | - | | weather_text | ww_text | weather text of current condition | dimensionless | - | - | weather codes and descriptions: [here](https://opendata.dwd.de/climate_environment/CDC/observations_germany/climate/hourly/weather_phenomena/historical/Wetter_Beschreibung.txt) ### wind #### metadata | property | value | |---------------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | name | wind | | original name | wind | | description | Hourly mean value from station observations of wind speed and wind direction for Germany ([details](https://opendata.dwd.de/climate_environment/CDC/observations_germany/climate/hourly/wind/DESCRIPTION_obsgermany_climate_hourly_wind_en.pdf)) | | access | [here](https://opendata.dwd.de/climate_environment/CDC/observations_germany/climate/hourly/wind/) | #### parameters | name | original name | description | unit type | unit | constraints | |----------------|---------------|---------------------|-----------|------|-------------| | wind_speed | f | mean wind speed | speed | m/s | >=0 | | wind_direction | d | mean wind direction | angle | ° | >=0,<=360 | ### wind_extreme #### metadata | property | value | |---------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | name | wind_extreme | | original name | extreme_wind | | description | Hourly maximum value from station observations of windspeed for Germany ([details](https://opendata.dwd.de/climate_environment/CDC/observations_germany/climate/hourly/extreme_wind/DESCRIPTION_obsgermany_climate_hourly_extreme_wind_en.pdf)) | | access | [here](https://opendata.dwd.de/climate_environment/CDC/observations_germany/climate/hourly/extreme_wind/) | #### parameters | name | original name | description | unit type | unit | constraints | |---------------|---------------|----------------------------------|-----------|------|-------------| | wind_gust_max | fx_911 | maximum wind speed in 10m height | speed | m/s | >=0 | ### wind_synoptic #### metadata | property | value | |---------------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | name | wind_synoptic | | original name | wind_synop | | description | Hourly station observations of wind speed and wind direction for Germany ([details](https://opendata.dwd.de/climate_environment/CDC/observations_germany/climate/hourly/wind_synop/DESCRIPTION_obsgermany_climate_hourly_wind_synop_en.pdf)) | | access | [here](https://opendata.dwd.de/climate_environment/CDC/observations_germany/climate/hourly/wind_synop/) | #### parameters | name | original name | description | unit type | unit | constraints | |----------------|---------------|---------------------|-----------|------|-------------| | wind_speed | ff | mean wind speed | speed | m/s | >=0 | | wind_direction | dd | mean wind direction | angle | ° | >=0,<=360 |