| WMO/ICAO ID | Name | MAE | RMSE | BIAS | maxE | minE | Cases |
|---|---|---|---|---|---|---|---|
| Europe | 3.64 | 4.95 | 0.57 | 27.3 | -21.6 | 4018 | |
| Austria | 4.30 | 5.53 | 0.65 | 18.5 | -12.7 | 140 | |
| Czech Republic | 4.85 | 6.33 | 1.32 | 15.6 | -17.0 | 84 | |
| Denmark | 2.24 | 2.65 | 1.25 | 5.2 | -3.7 | 28 | |
| France | 3.43 | 4.54 | 1.12 | 15.2 | -10.3 | 613 | |
| Germany | 4.49 | 6.12 | 0.50 | 21.0 | -18.6 | 779 | |
| Guernsey | 3.14 | 4.34 | 2.82 | 10.5 | -4.1 | 28 | |
| Hungary | 4.02 | 4.91 | 1.38 | 12.6 | -10.5 | 28 | |
| Ireland | 2.02 | 2.56 | -0.49 | 7.6 | -4.2 | 28 | |
| Isle of Man | 2.09 | 2.86 | 0.46 | 9.3 | -4.1 | 28 | |
| Jersey | 3.14 | 4.58 | 2.79 | 11.7 | -3.9 | 28 | |
| Netherlands | 3.87 | 5.19 | 0.04 | 13.8 | -13.5 | 446 | |
| Norway | 2.19 | 3.02 | -0.17 | 6.3 | -6.8 | 23 | |
| Poland | 5.82 | 7.61 | -0.29 | 14.2 | -19.7 | 112 | |
| Spain | 2.73 | 3.45 | -0.55 | 5.5 | -10.0 | 83 | |
| Sweden | 2.54 | 3.21 | -0.82 | 4.6 | -6.7 | 28 | |
| Ukraine | 5.06 | 6.85 | -1.13 | 11.5 | -21.6 | 69 | |
| United Kingdom | 3.04 | 3.97 | 0.64 | 27.3 | -9.8 | 1473 |