ecCodes definition

Name:2 metre temperatureAbbreviation:2tUnit:KparamId:167

S2S details

DefinitionThe temperature near the surface.
ValidityDaily averaged
Comment

Computed from instantaneous values at 00. 06, 12 and 18Z.

Please note that the specific height level above ground might vary from one Centre to another. The scaled value of first fixed surface given below is the one in usage at ECMWF.

WMO GRIB2 definition

Parameter
Discipline=  0Meteorological products
Parameter Category=  0Temperature
Parameter Number=  0Temperature
Level
Type of first fixed surface= 103Specified height level above ground m
Scale factor of first fixed surface= 0
Scaled value of first fixed surface= 22 metres (might vary from one centre to another)
Type of second fixed surface= all bits to 1
Missing
Scale factor of second fixed surface= all bits to 1Missing
Scaled value of second fixed surface= all bits to 1Missing