| WMO/ICAO ID | Name | MAE | RMSE | BIAS | maxE | Min. Error | Cases |
|---|---|---|---|---|---|---|---|
| All Stations | 5.35 | 7.26 | -0.66 | 31.6 | -30.7 | 5960 | |
| Africa | 3.02 | 3.96 | -2.15 | 5.2 | -14.0 | 91 | |
| Asia | 7.33 | 9.60 | -1.52 | 24.1 | -19.1 | 42 | |
| Europe | 5.54 | 7.56 | -0.66 | 31.6 | -26.7 | 3043 | |
| North America | 5.50 | 7.26 | -0.58 | 30.0 | -30.7 | 2512 | |
| Oceania | 2.59 | 3.30 | -0.69 | 8.6 | -11.3 | 189 | |
| South America | 1.55 | 1.87 | -1.14 | 3.0 | -4.8 | 83 |