| WMO/ICAO ID | Name | MAE | RMSE | BIAS | maxE | Min. Error | Cases |
|---|---|---|---|---|---|---|---|
| Europe | 5.40 | 7.33 | -0.64 | 22.4 | -25.2 | 3161 | |
| Austria | 6.96 | 8.93 | -2.41 | 15.6 | -25.2 | 105 | |
| Belgium | 6.01 | 7.84 | 1.13 | 15.9 | -13.0 | 21 | |
| Czech Republic | 6.94 | 9.21 | -1.60 | 16.8 | -20.9 | 63 | |
| Denmark | 3.41 | 4.46 | -0.53 | 10.4 | -7.2 | 21 | |
| France | 5.65 | 7.61 | 0.46 | 18.3 | -22.9 | 459 | |
| Germany | 6.51 | 8.76 | -1.05 | 22.4 | -24.7 | 588 | |
| Guernsey | 4.24 | 6.17 | 1.75 | 14.1 | -10.5 | 21 | |
| Hungary | 6.88 | 8.89 | -1.78 | 12.8 | -17.0 | 21 | |
| Ireland | 3.85 | 5.38 | 0.64 | 11.4 | -11.8 | 21 | |
| Isle of Man | 4.04 | 5.33 | -0.44 | 11.0 | -12.0 | 21 | |
| Jersey | 4.71 | 6.85 | 1.97 | 16.6 | -11.1 | 21 | |
| Liechtenstein | 5.69 | 7.74 | -3.57 | 7.1 | -19.7 | 20 | |
| Netherlands | 5.71 | 7.77 | -0.76 | 19.0 | -19.9 | 334 | |
| Norway | 4.22 | 5.59 | -1.26 | 12.9 | -11.0 | 21 | |
| Poland | 6.35 | 7.64 | -2.27 | 12.7 | -17.4 | 63 | |
| Spain | 2.19 | 2.83 | -0.85 | 8.5 | -6.9 | 63 | |
| Sweden | 3.03 | 4.07 | -1.90 | 3.9 | -8.7 | 21 | |
| Switzerland | 5.58 | 7.24 | -2.06 | 14.4 | -18.7 | 99 | |
| Ukraine | 6.00 | 7.67 | -1.65 | 9.4 | -20.6 | 63 | |
| United Kingdom | 4.60 | 6.18 | -0.38 | 15.6 | -20.7 | 1115 |
| WMO/ICAO ID | Name | MAE | RMSE | BIAS | maxE | Min. Error | Cases |
|---|---|---|---|---|---|---|---|
| Europe | 4.58 | 6.37 | -1.37 | 18.6 | -26.4 | 4222 | |
| Austria | 6.32 | 8.38 | -2.67 | 15.6 | -22.1 | 140 | |
| Belgium | 4.03 | 5.82 | -0.74 | 11.6 | -14.6 | 28 | |
| Czech Republic | 6.36 | 8.61 | -2.10 | 17.3 | -21.0 | 84 | |
| Denmark | 2.68 | 3.64 | -0.49 | 7.2 | -9.8 | 28 | |
| France | 4.53 | 6.30 | -0.66 | 17.4 | -18.7 | 613 | |
| Germany | 5.48 | 7.65 | -1.92 | 18.6 | -26.4 | 784 | |
| Guernsey | 3.74 | 5.37 | 1.10 | 14.3 | -9.8 | 28 | |
| Hungary | 7.42 | 10.20 | -2.65 | 14.7 | -23.5 | 28 | |
| Ireland | 3.58 | 4.48 | -0.20 | 8.3 | -10.0 | 28 | |
| Isle of Man | 2.87 | 3.68 | -0.38 | 9.2 | -9.2 | 28 | |
| Jersey | 3.76 | 5.45 | 1.05 | 13.6 | -10.3 | 28 | |
| Liechtenstein | 5.47 | 6.65 | -4.29 | 6.0 | -17.8 | 27 | |
| Netherlands | 4.26 | 6.11 | -1.61 | 12.9 | -20.7 | 446 | |
| Norway | 4.22 | 5.27 | -1.21 | 10.7 | -13.8 | 28 | |
| Poland | 6.27 | 8.48 | -2.82 | 16.8 | -24.8 | 84 | |
| Spain | 2.37 | 2.89 | -1.17 | 7.5 | -6.0 | 84 | |
| Sweden | 4.56 | 5.53 | -1.83 | 10.4 | -12.0 | 28 | |
| Switzerland | 5.32 | 6.80 | -3.56 | 17.0 | -17.3 | 134 | |
| Ukraine | 6.36 | 8.35 | -2.41 | 15.4 | -24.1 | 84 | |
| United Kingdom | 3.88 | 5.17 | -0.90 | 13.1 | -24.7 | 1490 |