| WMO/ICAO ID | Name | MAE | RMSE | BIAS | maxE | Min. Error | Cases |
|---|---|---|---|---|---|---|---|
| Europe | 5.69 | 7.67 | -0.79 | 25.0 | -26.2 | 3178 | |
| Austria | 7.57 | 9.51 | -2.30 | 16.1 | -24.1 | 105 | |
| Belgium | 5.99 | 8.01 | 0.82 | 16.1 | -14.2 | 21 | |
| Czech Republic | 7.22 | 9.79 | -1.59 | 17.0 | -25.1 | 63 | |
| Denmark | 3.27 | 4.20 | -0.53 | 10.2 | -7.8 | 21 | |
| France | 5.89 | 7.94 | -0.04 | 17.8 | -26.2 | 459 | |
| Germany | 6.89 | 9.15 | -0.92 | 25.0 | -25.5 | 588 | |
| Guernsey | 5.00 | 6.53 | 0.96 | 13.1 | -12.4 | 21 | |
| Hungary | 7.52 | 9.13 | -0.95 | 13.4 | -16.4 | 21 | |
| Ireland | 3.27 | 4.16 | 0.42 | 6.5 | -9.4 | 21 | |
| Isle of Man | 3.72 | 5.11 | 0.04 | 11.8 | -10.6 | 21 | |
| Jersey | 5.27 | 7.04 | 1.21 | 14.7 | -12.9 | 21 | |
| Liechtenstein | 6.82 | 9.02 | -3.87 | 9.8 | -23.5 | 21 | |
| Netherlands | 6.10 | 8.42 | -1.21 | 20.3 | -21.4 | 334 | |
| Norway | 5.23 | 6.40 | -1.76 | 13.5 | -13.7 | 21 | |
| Poland | 5.89 | 7.46 | -2.44 | 14.6 | -17.8 | 63 | |
| Spain | 2.40 | 3.20 | -1.22 | 6.9 | -8.6 | 63 | |
| Sweden | 3.27 | 4.15 | -1.48 | 6.3 | -10.7 | 21 | |
| Switzerland | 5.76 | 7.70 | -1.99 | 13.9 | -22.3 | 104 | |
| Ukraine | 5.97 | 7.72 | -1.65 | 8.5 | -22.1 | 63 | |
| United Kingdom | 4.88 | 6.42 | -0.48 | 18.9 | -19.9 | 1126 |
| WMO/ICAO ID | Name | MAE | RMSE | BIAS | maxE | Min. Error | Cases |
|---|---|---|---|---|---|---|---|
| Europe | 4.84 | 6.80 | -1.60 | 21.5 | -27.4 | 4240 | |
| Austria | 6.71 | 8.86 | -2.97 | 16.0 | -27.4 | 140 | |
| Belgium | 4.63 | 6.52 | -1.00 | 11.9 | -17.1 | 28 | |
| Czech Republic | 6.87 | 9.41 | -2.59 | 16.4 | -22.2 | 84 | |
| Denmark | 3.13 | 4.33 | -0.85 | 9.8 | -10.4 | 28 | |
| France | 4.94 | 6.82 | -0.90 | 18.2 | -22.6 | 613 | |
| Germany | 5.76 | 8.20 | -2.02 | 21.5 | -26.0 | 784 | |
| Guernsey | 4.23 | 5.91 | 0.78 | 12.8 | -11.9 | 28 | |
| Hungary | 7.96 | 10.20 | -2.62 | 14.8 | -21.5 | 28 | |
| Ireland | 3.99 | 5.00 | -0.14 | 11.8 | -8.9 | 28 | |
| Isle of Man | 3.39 | 4.38 | 0.08 | 12.0 | -8.1 | 28 | |
| Jersey | 4.36 | 6.11 | 0.35 | 12.8 | -11.6 | 28 | |
| Liechtenstein | 6.55 | 8.09 | -5.04 | 9.1 | -20.6 | 28 | |
| Netherlands | 4.65 | 6.80 | -2.16 | 15.6 | -22.0 | 446 | |
| Norway | 4.80 | 5.95 | -2.18 | 9.3 | -17.0 | 28 | |
| Poland | 6.71 | 8.95 | -3.49 | 16.8 | -26.2 | 84 | |
| Spain | 2.37 | 3.01 | -1.51 | 7.1 | -11.6 | 84 | |
| Sweden | 4.57 | 5.60 | -1.64 | 12.9 | -13.5 | 28 | |
| Switzerland | 5.72 | 7.36 | -3.37 | 17.3 | -21.6 | 139 | |
| Ukraine | 6.49 | 8.84 | -2.31 | 16.1 | -23.9 | 84 | |
| United Kingdom | 3.97 | 5.33 | -1.10 | 14.9 | -25.8 | 1502 |