| Month | Max. | Min. | Avg. |
|---|---|---|---|
| January | 7°C | -16°C | -2°C |
| February | 12°C | -4°C | 2°C |
| March | 21°C | -2°C | 6°C |
| April | 28°C | 7°C | 17°C |
| May | 28°C | 6°C | 16°C |
| June | 33°C | 13°C | 23°C |
| July | 40°C | 0°C | 27°C |
| August | 36°C | 15°C | 26°C |
| September | 32°C | 10°C | 21°C |
| October | 24°C | 3°C | 13°C |
| November | 19°C | -6°C | 7°C |
| December | 13°C | -4°C | 2°C |
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