| Month | Max. | Min. | Avg. |
|---|---|---|---|
| January | 11°C | -8°C | 3°C |
| February | 16°C | 2°C | 9°C |
| March | 24°C | 4°C | 11°C |
| April | 27°C | 3°C | 15°C |
| May | 27°C | 11°C | 18°C |
| June | 36°C | 12°C | 23°C |
| July | 39°C | 15°C | 27°C |
| August | 38°C | 14°C | 28°C |
| September | 35°C | 10°C | 22°C |
| October | 28°C | 6°C | 17°C |
| November | 19°C | -1°C | 8°C |
| December | 13°C | -2°C | 4°C |
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