| Month | Max. | Min. | Avg. |
|---|---|---|---|
| January | 16°C | -16°C | 2°C |
| February | 21°C | -3°C | 9°C |
| March | 24°C | -1°C | 12°C |
| April | 29°C | 2°C | 16°C |
| May | 31°C | 11°C | 21°C |
| June | 35°C | 12°C | 25°C |
| July | 38°C | 17°C | 26°C |
| August | 39°C | 14°C | 27°C |
| September | 36°C | 12°C | 24°C |
| October | 33°C | -1°C | 18°C |
| November | 29°C | -3°C | 12°C |
| December | 19°C | -3°C | 8°C |
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