| Month | Max. | Min. | Avg. |
|---|---|---|---|
| January | 1°C | -22°C | -12°C |
| February | 8°C | -22°C | -8°C |
| March | 11°C | -14°C | -2°C |
| April | 26°C | -6°C | 9°C |
| May | 28°C | 1°C | 12°C |
| June | 33°C | 7°C | 18°C |
| July | 33°C | 11°C | 22°C |
| August | 31°C | 12°C | 21°C |
| September | 27°C | 5°C | 16°C |
| October | 21°C | -3°C | 10°C |
| November | 11°C | -14°C | -3°C |
| December | 1°C | -24°C | -11°C |
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