| Month | Max. | Min. | Avg. |
|---|---|---|---|
| January | 2°C | -26°C | -11°C |
| February | 3°C | -24°C | -7°C |
| March | 8°C | -12°C | -1°C |
| April | 15°C | -12°C | 3°C |
| May | 26°C | -2°C | 12°C |
| June | 28°C | 6°C | 16°C |
| July | 28°C | 9°C | 18°C |
| August | 26°C | 10°C | 17°C |
| September | 25°C | 7°C | 15°C |
| October | 14°C | -4°C | 4°C |
| November | 7°C | -12°C | -1°C |
| December | 4°C | -18°C | -8°C |
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