variable_names

Standard variable names

If possible, one should use the abbreviations defined in the C3S Data Rescue Guidelines for Metadata Inventories. The following table lists the abbreviations for the most commonly rescued variables:

Abbreviation	Description
n	cloud cover
td	dew point temperature
rh	relative humidity
tb	wet bulb temperature
rr	accumulated precipitation
rrt	precipitation type (liquid, snow, hail, fog)
nr	number of rainy days
sd	snow depth
sw	snow water equivalent
atb	temperature of the barometer
p	air pressure
mslp	air pressure at sea level
ppp	pressure tendency
gr	global radiation
ss	sunshine duration
ta	air temperature
Tx	daily maximum air temperature
Tn	daily minimum air temperature
Ts	soil temperature
t_water	water temperature
ww	present weather
dd	wind direction
w	wind speed (instrumental)