| WMO/ICAO ID | Name | MAE | RMSE | BIAS | maxE | minE | Cases |
|---|---|---|---|---|---|---|---|
| Europe | 4.33 | 5.67 | -1.02 | 20.7 | -19.9 | 3867 | |
| Austria | 5.48 | 6.80 | -1.58 | 16.4 | -18.8 | 135 | |
| Czech Republic | 5.23 | 7.02 | -0.36 | 13.8 | -19.9 | 81 | |
| Denmark | 2.85 | 3.83 | 1.47 | 8.8 | -3.1 | 27 | |
| France | 4.40 | 5.51 | -1.34 | 13.2 | -15.4 | 592 | |
| Germany | 5.42 | 6.89 | -1.39 | 20.7 | -16.9 | 750 | |
| Guernsey | 2.84 | 3.86 | 1.68 | 9.6 | -5.4 | 27 | |
| Hungary | 4.50 | 5.72 | 0.48 | 14.4 | -11.4 | 27 | |
| Ireland | 3.42 | 4.17 | -1.08 | 10.3 | -6.8 | 27 | |
| Isle of Man | 2.58 | 3.32 | 0.16 | 7.8 | -6.4 | 27 | |
| Jersey | 3.34 | 4.29 | 1.68 | 9.8 | -5.8 | 27 | |
| Netherlands | 4.69 | 6.14 | -0.97 | 17.3 | -17.1 | 430 | |
| Norway | 3.77 | 4.66 | -0.44 | 10.0 | -10.0 | 21 | |
| Poland | 5.56 | 7.17 | -1.57 | 17.5 | -18.7 | 108 | |
| Spain | 2.65 | 3.54 | -1.57 | 5.9 | -9.9 | 81 | |
| Sweden | 4.84 | 6.03 | -1.35 | 10.3 | -10.7 | 27 | |
| Ukraine | 5.68 | 7.17 | -1.88 | 15.1 | -16.8 | 63 | |
| United Kingdom | 3.51 | 4.60 | -0.78 | 16.5 | -13.0 | 1417 |