Table of available weather variables
| Name | Code | Quality | Unit of measurement | Temporal granularity | Geospatial scope | Comments |
|---|---|---|---|---|---|---|
| Temperature | temperature | temperature | °C, °F, K | realtime, hourly, daily | globally | temperature 2m above |
| Pressure | pressure | pressure | Pa | realtime, hourly, daily | globally | pressure on surface |
| Relative humidity | humidity | relative humidity | % | realtime, hourly, daily | globally | relative humidity 2m above |
| Wind direction | wind direction | wind direction | degree | realtime, hourly, daily | globally | wind direction 10m above |
| Wind speed | wind speed | wind speed | km/h, mph, m/h | realtime, hourly, daily | globally | wind speed 10m above |
| Cloud rate | cloudrate | total cloud rate | 0~1 | realtime, hourly, daily | globally | total cloud rate |
| Shortwave radiation | dswrf | downward shortwave radiation | W/m^2 | realtime, hourly, daily | globally | downward shortwave radiation on surface |
| Visibility | visibility | visibility by distance | km, mile, m | realtime, hourly, daily | globally | horizontal visibility by distance on surface |
| Nearest distance to precipitation area | Nearest distance to precipitation area | distance | km, mile, m | realtime | radar supported area | nearest distance to precipitation area |
| Intensity of nearest precipitation | intensity of nearest precipitation | precipitation intensity | 0~1 | realtime | radar supported area | intensity of nearest precipitation |
| Intensity of local precipitation | Intensity of local precipitation | precipitation intensity | 0~1 | realtime, minutely | radar supported area | intensity of local precipitation |
| sky condition | skycon | weather condition | text | realtime, hourly, daily | globally | weather condition |
| comfort index | comfort index | comfort index | text | realtime, hourly, daily | globally | weather comfort condition |
| ultraviolet index | ultraviolet index | ultraviolet index | text | realtime, hourly, daily | globally | ultraviolet condition |
| PM25 | pm25 | PM25 | μg/m^3 | realtime, hourly, daily | air-quality forecast supported area | PM25 mass concentration |
| PM10 | pm10 | PM10 | μg/m^3 | realtime | air-quality forecast supported area | PM10 mass concentration |
| O3 | o3 | O3 | μg/m^3 | realtime | air-quality forecast supported area | O3 mass concentration |
| NO2 | no2 | No2 | μg/m^3 | realtime | air-quality forecast supported area | NO2 mass concentration |
| SO2 | so2 | SO2 | μg/m^3 | realtime | air-quality forecast supported area | SO2 mass concentration |
| CO | co | CO | mg/m^3 | realtime | air-quality forecast supported area | CO mass concentration |
| AQI | aqi | AQI by US and China standard | 0~500 | realtime, hourly, daily | air-quality forecast supported area | AQI by US and China standard |
