| Month | Max. | Min. | Avg. |
|---|---|---|---|
| January | 9°C | -11°C | 0°C |
| February | 15°C | 0°C | 6°C |
| March | 22°C | -2°C | 8°C |
| April | 27°C | -2°C | 11°C |
| May | 26°C | 5°C | 16°C |
| June | 33°C | 9°C | 19°C |
| July | 34°C | 11°C | 21°C |
| August | 33°C | 13°C | 22°C |
| September | 32°C | 8°C | 20°C |
| October | 26°C | 3°C | 12°C |
| November | 15°C | -5°C | 5°C |
| December | 10°C | -7°C | 2°C |
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