| Month | Max. | Min. | Avg. |
|---|---|---|---|
| January | 12°C | -18°C | -3°C |
| February | 12°C | -12°C | 0°C |
| March | 14°C | -9°C | 2°C |
| April | 20°C | -8°C | 7°C |
| May | 24°C | -4°C | 11°C |
| June | 33°C | -2°C | 19°C |
| July | 34°C | 8°C | 22°C |
| August | 33°C | 2°C | 20°C |
| September | 29°C | -2°C | 15°C |
| October | 23°C | -13°C | 8°C |
| November | 20°C | -16°C | 2°C |
| December | 12°C | -10°C | 0°C |
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