| Month | Max. | Min. | Avg. |
|---|---|---|---|
| January | 6°C | -34°C | -15°C |
| February | 5°C | -32°C | -8°C |
| March | 6°C | -31°C | -8°C |
| April | 20°C | -8°C | 7°C |
| May | 23°C | 0°C | 11°C |
| June | 28°C | 3°C | 13°C |
| July | 36°C | 10°C | 21°C |
| August | 32°C | 7°C | 20°C |
| September | 34°C | 1°C | 18°C |
| October | 24°C | -12°C | 6°C |
| November | 10°C | -15°C | -1°C |
| December | 6°C | -14°C | -3°C |
