| WMO/ICAO ID | Name | MAE | RMSE | BIAS | maxE | Min. Error | Cases |
|---|---|---|---|---|---|---|---|
| All Stations | 5.45 | 7.34 | -0.88 | 27.6 | -33.3 | 5974 | |
| Africa | 3.65 | 4.61 | -2.39 | 9.9 | -14.0 | 104 | |
| Asia | 5.62 | 7.98 | -0.09 | 26.6 | -20.6 | 42 | |
| Europe | 5.43 | 7.38 | -0.81 | 23.4 | -27.4 | 3038 | |
| North America | 5.97 | 7.74 | -0.97 | 27.6 | -33.3 | 2481 | |
| Oceania | 2.26 | 3.16 | -0.03 | 16.4 | -8.1 | 189 | |
| South America | 1.75 | 2.12 | -1.13 | 3.2 | -5.0 | 120 |