| Month | Max. | Min. | Avg. |
|---|---|---|---|
| January | 12°C | -11°C | 1°C |
| February | 14°C | -3°C | 6°C |
| March | 22°C | -1°C | 8°C |
| April | 25°C | 0°C | 12°C |
| May | 23°C | 6°C | 14°C |
| June | 35°C | 9°C | 21°C |
| July | 38°C | 0°C | 23°C |
| August | 39°C | 12°C | 24°C |
| September | 33°C | 7°C | 19°C |
| October | 26°C | 4°C | 15°C |
| November | 22°C | -11°C | 7°C |
| December | 15°C | -5°C | 4°C |
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