| Month | Max. | Min. | Avg. |
|---|---|---|---|
| January | 5°C | -18°C | -3°C |
| February | 17°C | -8°C | 3°C |
| March | 21°C | -4°C | 6°C |
| April | 23°C | 0°C | 11°C |
| May | 30°C | 7°C | 18°C |
| June | 31°C | 10°C | 21°C |
| July | 33°C | 12°C | 22°C |
| August | 36°C | 10°C | 22°C |
| September | 37°C | 5°C | 20°C |
| October | 32°C | -1°C | 13°C |
| November | 16°C | -6°C | 6°C |
| December | 14°C | -2°C | 5°C |
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