Dataset Global land surface atmospheric variables from 1718 to present from comprehensive in-situ observations contains mean temperature values different from arithmetic mean of max an min temperatures.
E.G.
| index | observation_id | report_id | data_policy_licence | longitude | latitude | observed_variable | observation_value | value_significance | units | quality_flag | source_id | report_type | station_name |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 15 | IT000016090-3-1975-01-06-85-2 | IT000016090-3-1975-01-06 | 1 | 10867 | 45383 | air_temperature | 270.85 | 2 | K | 0 | 166 | 3 | VERONA |
| 16 | IT000016090-1-1975-01-06-85-1 | IT000016090-1-1975-01-06 | 1 | 10867 | 45383 | air_temperature | 266.65 | 1 | K | 0 | 229 | 3 | VERONA |
| 17 | IT000016090-2-1975-01-06-85-0 | IT000016090-2-1975-01-06 | 1 | 10867 | 45383 | air_temperature | 278.15 | 0 | K | 0 | 232 | 3 | VERONA |