| Month | Max. | Min. | Avg. |
|---|---|---|---|
| January | -10°C | -39°C | -24°C |
| February | -4°C | -38°C | -22°C |
| March | 3°C | -30°C | -11°C |
| April | 14°C | -11°C | 1°C |
| May | 24°C | -6°C | 10°C |
| June | 30°C | 3°C | 16°C |
| July | 34°C | 10°C | 22°C |
| August | 32°C | 5°C | 17°C |
| September | 25°C | -4°C | 8°C |
| October | 13°C | -13°C | 2°C |
| November | -1°C | -27°C | -14°C |
| December | -6°C | -38°C | -23°C |
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