| WMO/ICAO ID | Name | MAE | RMSE | BIAS | maxE | Min. Error | Cases |
|---|---|---|---|---|---|---|---|
| All Stations | 4.34 | 6.09 | -0.21 | 34.1 | -28.2 | 6526 | |
| Africa | 2.42 | 3.08 | -1.59 | 5.9 | -13.9 | 99 | |
| Asia | 6.65 | 8.67 | -1.85 | 20.7 | -22.1 | 46 | |
| Europe | 4.05 | 5.78 | 0.55 | 25.5 | -24.8 | 3331 | |
| North America | 4.98 | 6.74 | -0.97 | 34.1 | -28.2 | 2752 | |
| Oceania | 2.19 | 2.87 | -0.95 | 9.5 | -9.9 | 207 | |
| South America | 1.40 | 1.66 | -1.20 | 1.8 | -3.6 | 91 |