| WMO/ICAO ID | Name | MAE | RMSE | BIAS | maxE | minE | Cases |
|---|---|---|---|---|---|---|---|
| Europe | 4.39 | 5.87 | -0.79 | 31.5 | -22.4 | 3719 | |
| Austria | 5.56 | 7.05 | -0.94 | 17.4 | -20.8 | 130 | |
| Czech Republic | 5.54 | 7.78 | 0.08 | 19.9 | -21.3 | 78 | |
| Denmark | 3.21 | 4.11 | 1.33 | 10.9 | -3.9 | 26 | |
| France | 4.36 | 5.55 | -0.91 | 15.1 | -14.9 | 569 | |
| Germany | 5.44 | 7.18 | -0.92 | 24.3 | -22.4 | 722 | |
| Guernsey | 3.12 | 3.98 | 1.81 | 10.4 | -5.6 | 26 | |
| Hungary | 4.33 | 5.80 | 0.45 | 16.8 | -11.9 | 26 | |
| Ireland | 3.24 | 3.87 | -1.50 | 6.9 | -8.6 | 26 | |
| Isle of Man | 2.43 | 3.21 | -0.46 | 7.6 | -6.7 | 26 | |
| Jersey | 3.43 | 4.33 | 1.72 | 10.5 | -6.2 | 26 | |
| Netherlands | 4.65 | 6.26 | -0.57 | 17.6 | -16.7 | 414 | |
| Norway | 4.83 | 5.71 | -0.22 | 12.8 | -9.0 | 20 | |
| Poland | 5.55 | 7.28 | -1.02 | 18.5 | -18.4 | 104 | |
| Spain | 2.96 | 3.73 | -1.29 | 6.4 | -10.8 | 78 | |
| Sweden | 4.77 | 5.69 | -0.40 | 9.8 | -10.5 | 26 | |
| Ukraine | 5.67 | 7.53 | -1.73 | 18.0 | -18.3 | 60 | |
| United Kingdom | 3.65 | 4.83 | -0.86 | 31.5 | -14.8 | 1362 |