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Data parameters

Solar parameters

GHI Global horizontal irradiation kWh/m2, Wh/m2, W/m2  
DIF Diffuse horizontal irradiation kWh/m2, Wh/m2, W/m2  
DNI Direct normal irradiation kWh/m2, Wh/m2, W/m2  
GTI Global tilted irradiation kWh/m2, Wh/m2, W/m2  
UVA Ultraviolet A radiation kWh/m2  
UVB Ultraviolet B radiation kWh/m2  

Meteorological parameters

TEMP Air temperature at 2 meters °C
TD Dew point temperature °C
WBT Wet bulb temperature °C
WS Wind speed m/s at 10 m above ground m/s
WS100 Wind speed at 100 m m/s
WD Wind direction at 10 m above ground °
WD100 Wind direction at 100 m °
WG Wind guts at 10 m above ground m/s
RH Relative humidity at 2m above ground %
AP Atmospheric pressure hPa
PWAT Precipitable water kg/m2
PREC Precipitation (rainfall) mm
SDWE Snow depth water equivalent mm
SFWE Water equivalent of fresh snowfall rate kg/m2/hour


Additional parameters

PM2.5 PM2.5 concentration kg/m3
PM10 PM10 concentration kg/m3
ELE Elevation m
SE Solar elevation °
SA Solar azimuth °
KC Clear-sky index  
KT Clearness index  
PAR Photo-synthetically Active Irradiation kWh/m2, Wh/m2, W/m2


Temporal resolution

Aggregated data 15-minute, hourly, daily, monthly, yearly

Geographical coverage

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