Elements of aemet:
..$df: Dataframe with information of each wheather station:
ind: Indicated weather station.
name: Station Name. 36 marked UTF-8 strings
province: Province (region) of Spain. 36 marked UTF-8 strings
altitude: Altitude of the station (in meters).
year.ini: Start year.
year.end: End year.
longitude: x geographic coordinate of the station (in decimal degrees) .
latitude: y geographic coordinate of the station (in decimal degrees) .
The functional variables:
...$temp: mean curve of the average daily temperature for the period 1980-2009 (in degrees Celsius, marked with UTF-8 string).
...$wind.speed: mean curve of the average daily wind speed for the period 1980-2009 (in m/s).
...$logprec: mean curve of the log precipitation for the period 1980-2009 (in log mm).