| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
| Average High Temperature (°C) | 4.2 | 4.6 | 8.9 | 15.3 | 19.5 | 22.4 | 25.9 | 27.6 | 23.3 | 17.7 | 12.5 | 7.1 |
| Average Low Temperature (°C) | -2.0 | -2.2 | 0.7 | 6.2 | 11.0 | 15.4 | 19.3 | 20.2 | 16.6 | 10.8 | 5.7 | 0.7 |
| Average Precipitation (mm) | 45.3 | 58.6 | 113.3 | 128.0 | 169.4 | 244.8 | 189.6 | 125.8 | 190.6 | 112.7 | 77.9 | 40.6 |
| Rainy Days | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
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