| WMO/ICAO ID | Name | MAE | RMSE | BIAS | maxE | minE | Cases |
|---|---|---|---|---|---|---|---|
| All Stations | 4.43 | 5.82 | -0.88 | 25.1 | -22.0 | 6887 | |
| Africa | 2.00 | 2.87 | 0.46 | 11.2 | -5.2 | 122 | |
| Asia | 6.18 | 8.02 | -1.58 | 19.8 | -18.9 | 42 | |
| Europe | 4.37 | 5.71 | -0.75 | 21.8 | -18.8 | 3857 | |
| North America | 5.01 | 6.40 | -1.15 | 25.1 | -22.0 | 2483 | |
| Oceania | 2.05 | 2.69 | -0.89 | 8.5 | -12.4 | 240 | |
| South America | 1.62 | 2.04 | -0.49 | 5.0 | -6.1 | 143 |