| Month | Max. | Min. | Avg. |
|---|---|---|---|
| January | -1°C | -31°C | -15°C |
| February | 3°C | -27°C | -10°C |
| March | 13°C | -19°C | -3°C |
| April | 25°C | -6°C | 9°C |
| May | 26°C | 0°C | 12°C |
| June | 31°C | 5°C | 18°C |
| July | 31°C | 12°C | 21°C |
| August | 32°C | 9°C | 22°C |
| September | 28°C | 3°C | 16°C |
| October | 19°C | -4°C | 7°C |
| November | 11°C | -19°C | -5°C |
| December | 6°C | -32°C | -13°C |
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