Dataset
Average annual surface temperature
owid.average-annual-surface-temperature
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About
Temperature of the air measured 2 meters above the ground, encompassing land, sea, and in-land water surfaces.
Cite as: Contains modified Copernicus Climate Change Service information (2026) – with major processing by Our World in Data. “Average surface temperature” [dataset]. Contains modified Copernicus Climate Change Service information, “ERA5 monthly averaged data on single levels from 1940 to present 2” [original data].
- Publisher
- Our World in Data
- Tier
- Official
- Covers
- 1940–2026
- Places
- Countries, regions and groups of the world
- Updated
- irregular
- Last modified
- 2026-10-12
- Units
- °C
- License
- Creative Commons Attribution 4.0 International
- Method
- https://ourworldindata.org/grapher/average-annual-surface-temperature
Columns
| Name | Type | Description |
|---|---|---|
| entity | text | country, region or group |
| code | text | ISO 3166-1 alpha-3, OWID_ for OWID's own groups, empty for most regions |
| year | integer | |
| temperature_2m | number | Average surface temperature (°C) |
Dimensions
| Name | Values |
|---|---|
| entity | |
| year |