| Month | Max. | Min. | Avg. |
|---|---|---|---|
| January | 0°C | -21°C | -9°C |
| February | 9°C | -17°C | -6°C |
| March | 22°C | -10°C | 4°C |
| April | 24°C | 2°C | 13°C |
| May | 31°C | 7°C | 19°C |
| June | 34°C | 12°C | 22°C |
| July | 35°C | 17°C | 26°C |
| August | 32°C | 14°C | 23°C |
| September | 30°C | 8°C | 18°C |
| October | 20°C | 5°C | 13°C |
| November | 14°C | -8°C | 2°C |
| December | 7°C | -26°C | -8°C |
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