| WMO/ICAO ID | Name | MAE | RMSE | BIAS | maxE | Min. Error | Cases |
|---|---|---|---|---|---|---|---|
| All Stations | 3.91 | 5.51 | 0.10 | 32.1 | -32.8 | 6882 | |
| Africa | 3.08 | 3.86 | -1.57 | 8.3 | -10.2 | 110 | |
| Asia | 5.66 | 7.96 | -0.64 | 21.4 | -24.2 | 48 | |
| Europe | 3.37 | 4.82 | 1.17 | 19.5 | -16.3 | 3476 | |
| North America | 4.79 | 6.48 | -1.00 | 32.1 | -32.8 | 2889 | |
| Oceania | 2.16 | 2.76 | -0.82 | 10.8 | -7.7 | 216 | |
| South America | 1.76 | 2.22 | -0.69 | 5.4 | -4.8 | 143 |