month : Month
day : Day
ETPP : Evaporation and sweating (mm)
RG : Radiance (Joules/cm<U+00B2>)
rain : Height of precipitation (mm)
tmin : Minimum temperature (degr<U+00E9> Celsius)
tmax : Maximum temperature (degr<U+00E9> Celsius)
V : Wind speed (meters per second)