| WMO/ICAO ID | Name | MAE | RMSE | BIAS | maxE | Min. Error | Cases |
|---|---|---|---|---|---|---|---|
| Europe | 5.07 | 6.79 | -0.40 | 21.0 | -21.7 | 3181 | |
| Austria | 6.70 | 8.72 | -1.36 | 20.0 | -21.7 | 105 | |
| Belgium | 5.26 | 7.36 | 0.23 | 14.3 | -14.4 | 21 | |
| Czech Republic | 6.49 | 8.16 | -1.23 | 18.6 | -18.4 | 63 | |
| Denmark | 3.90 | 5.20 | -0.15 | 15.0 | -6.7 | 21 | |
| France | 5.27 | 7.06 | 0.14 | 18.2 | -21.2 | 460 | |
| Germany | 5.94 | 7.66 | -0.57 | 19.8 | -18.7 | 588 | |
| Guernsey | 4.65 | 6.11 | 1.73 | 14.1 | -11.0 | 21 | |
| Hungary | 7.36 | 9.31 | -1.77 | 21.0 | -17.6 | 21 | |
| Ireland | 3.92 | 5.06 | 1.04 | 12.6 | -9.3 | 21 | |
| Isle of Man | 4.19 | 5.33 | 0.07 | 11.8 | -10.4 | 21 | |
| Jersey | 4.95 | 6.53 | 1.88 | 15.5 | -11.6 | 21 | |
| Liechtenstein | 5.51 | 7.24 | -1.48 | 10.6 | -20.2 | 21 | |
| Netherlands | 5.54 | 7.40 | -0.67 | 18.7 | -14.5 | 334 | |
| Norway | 4.45 | 5.33 | -1.09 | 9.1 | -11.6 | 21 | |
| Poland | 5.53 | 7.16 | -2.63 | 16.8 | -17.7 | 63 | |
| Spain | 3.12 | 3.85 | -2.31 | 7.4 | -12.0 | 63 | |
| Sweden | 4.38 | 5.52 | -1.02 | 10.4 | -10.8 | 21 | |
| Switzerland | 5.24 | 6.74 | -1.58 | 16.7 | -19.2 | 104 | |
| Ukraine | 5.56 | 7.08 | -1.54 | 13.7 | -19.7 | 63 | |
| United Kingdom | 4.24 | 5.82 | 0.02 | 14.4 | -16.5 | 1128 |
| WMO/ICAO ID | Name | MAE | RMSE | BIAS | maxE | Min. Error | Cases |
|---|---|---|---|---|---|---|---|
| Europe | 4.83 | 6.63 | -1.33 | 19.9 | -27.2 | 4242 | |
| Austria | 6.15 | 8.47 | -3.26 | 14.4 | -26.0 | 140 | |
| Belgium | 4.65 | 6.54 | -0.93 | 13.5 | -13.7 | 28 | |
| Czech Republic | 5.58 | 7.71 | -2.92 | 13.1 | -20.4 | 84 | |
| Denmark | 3.47 | 4.70 | -1.44 | 9.8 | -12.5 | 28 | |
| France | 5.20 | 6.98 | -0.69 | 18.9 | -21.4 | 614 | |
| Germany | 5.73 | 7.75 | -1.87 | 19.9 | -23.0 | 784 | |
| Guernsey | 4.20 | 5.88 | 0.90 | 13.0 | -11.7 | 28 | |
| Hungary | 7.13 | 10.04 | -3.57 | 18.2 | -27.2 | 28 | |
| Ireland | 3.88 | 5.04 | 0.05 | 15.0 | -7.8 | 28 | |
| Isle of Man | 3.35 | 4.58 | -0.59 | 13.1 | -7.8 | 28 | |
| Jersey | 4.54 | 6.31 | 0.77 | 12.7 | -12.3 | 28 | |
| Liechtenstein | 6.79 | 7.77 | -4.34 | 8.1 | -18.0 | 28 | |
| Netherlands | 4.84 | 6.79 | -1.75 | 16.6 | -22.5 | 446 | |
| Norway | 3.84 | 5.04 | -1.70 | 10.6 | -10.9 | 28 | |
| Poland | 6.49 | 8.46 | -3.40 | 13.1 | -23.5 | 84 | |
| Spain | 2.84 | 3.75 | -1.43 | 6.7 | -9.7 | 84 | |
| Sweden | 3.95 | 4.87 | -1.89 | 12.1 | -10.3 | 28 | |
| Switzerland | 5.24 | 7.01 | -2.99 | 17.8 | -18.3 | 139 | |
| Ukraine | 6.10 | 8.18 | -2.56 | 14.4 | -22.5 | 84 | |
| United Kingdom | 4.00 | 5.34 | -0.59 | 17.3 | -18.3 | 1503 |