| WMO/ICAO ID | Name | MAE | RMSE | BIAS | maxE | Min. Error | Cases |
|---|---|---|---|---|---|---|---|
| Europe | 5.30 | 7.08 | -0.58 | 21.3 | -26.8 | 3012 | |
| Austria | 7.19 | 9.12 | -1.99 | 18.7 | -24.4 | 100 | |
| Belgium | 5.59 | 7.53 | 1.01 | 15.8 | -13.6 | 20 | |
| Czech Republic | 6.93 | 8.99 | -1.17 | 18.7 | -20.1 | 60 | |
| Denmark | 4.05 | 5.17 | -0.22 | 13.2 | -7.1 | 20 | |
| France | 5.32 | 7.10 | -0.24 | 18.7 | -22.2 | 437 | |
| Germany | 6.27 | 8.07 | -0.69 | 21.3 | -21.1 | 560 | |
| Guernsey | 4.29 | 5.71 | 1.38 | 13.3 | -10.6 | 20 | |
| Hungary | 8.28 | 10.04 | -2.52 | 21.3 | -17.2 | 20 | |
| Ireland | 3.49 | 4.84 | 0.31 | 11.6 | -10.3 | 20 | |
| Isle of Man | 3.93 | 5.12 | 0.19 | 8.8 | -10.1 | 20 | |
| Jersey | 4.65 | 6.19 | 1.50 | 15.0 | -11.0 | 20 | |
| Liechtenstein | 6.78 | 8.55 | -3.94 | 9.5 | -24.5 | 19 | |
| Netherlands | 5.59 | 7.62 | 0.15 | 19.4 | -15.6 | 318 | |
| Norway | 5.21 | 6.25 | -1.15 | 13.4 | -12.7 | 20 | |
| Poland | 5.66 | 7.46 | -2.35 | 17.1 | -17.6 | 60 | |
| Spain | 2.74 | 3.38 | -1.62 | 6.9 | -7.3 | 60 | |
| Sweden | 5.19 | 6.41 | -1.38 | 11.4 | -12.2 | 20 | |
| Switzerland | 6.01 | 7.91 | -3.33 | 15.9 | -26.8 | 94 | |
| Ukraine | 6.48 | 8.27 | -2.26 | 17.4 | -20.1 | 60 | |
| United Kingdom | 4.44 | 5.95 | -0.25 | 19.9 | -15.5 | 1064 |
| WMO/ICAO ID | Name | MAE | RMSE | BIAS | maxE | Min. Error | Cases |
|---|---|---|---|---|---|---|---|
| Europe | 5.29 | 7.15 | -1.54 | 20.0 | -28.0 | 4222 | |
| Austria | 6.36 | 8.56 | -3.64 | 14.2 | -26.6 | 140 | |
| Belgium | 5.46 | 7.17 | -0.61 | 15.4 | -13.7 | 28 | |
| Czech Republic | 6.35 | 8.44 | -2.38 | 14.0 | -23.2 | 84 | |
| Denmark | 3.56 | 4.64 | -1.13 | 9.3 | -11.3 | 28 | |
| France | 5.73 | 7.59 | -1.31 | 18.2 | -21.0 | 613 | |
| Germany | 6.33 | 8.43 | -1.86 | 20.0 | -28.0 | 784 | |
| Guernsey | 4.49 | 6.12 | 0.73 | 13.8 | -11.1 | 28 | |
| Hungary | 7.20 | 10.00 | -4.56 | 15.4 | -25.6 | 28 | |
| Ireland | 4.62 | 5.55 | -0.72 | 13.4 | -8.8 | 28 | |
| Isle of Man | 3.48 | 4.86 | -0.62 | 14.4 | -8.4 | 28 | |
| Jersey | 4.71 | 6.56 | 0.70 | 14.0 | -13.4 | 28 | |
| Liechtenstein | 6.97 | 8.36 | -5.48 | 8.2 | -22.5 | 27 | |
| Netherlands | 5.36 | 7.39 | -1.25 | 17.7 | -19.3 | 446 | |
| Norway | 4.39 | 5.90 | -1.29 | 13.5 | -15.0 | 28 | |
| Poland | 6.83 | 9.07 | -2.73 | 15.1 | -27.6 | 84 | |
| Spain | 2.97 | 3.92 | -1.53 | 7.8 | -13.0 | 84 | |
| Sweden | 4.21 | 5.39 | -1.62 | 13.7 | -12.4 | 28 | |
| Switzerland | 6.27 | 7.90 | -4.67 | 15.8 | -22.7 | 134 | |
| Ukraine | 6.71 | 8.63 | -2.47 | 14.3 | -23.7 | 84 | |
| United Kingdom | 4.32 | 5.72 | -0.91 | 17.1 | -17.1 | 1490 |