| Month | Max. | Min. | Avg. |
|---|---|---|---|
| January | 1°C | -27°C | -13°C |
| February | 1°C | -27°C | -11°C |
| March | 7°C | -23°C | -5°C |
| April | 25°C | 0°C | 13°C |
| May | 30°C | -1°C | 11°C |
| June | 32°C | 9°C | 20°C |
| July | 35°C | 12°C | 22°C |
| August | 31°C | 11°C | 20°C |
| September | 28°C | 7°C | 18°C |
| October | 21°C | -2°C | 7°C |
| November | 14°C | -13°C | 2°C |
| December | 2°C | -19°C | -6°C |
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