| Month | Max. | Min. | Avg. |
|---|---|---|---|
| January | 8°C | -7°C | 0°C |
| February | 15°C | -2°C | 7°C |
| March | 22°C | -1°C | 8°C |
| April | 24°C | 1°C | 12°C |
| May | 25°C | 5°C | 16°C |
| June | 31°C | 10°C | 20°C |
| July | 37°C | 12°C | 24°C |
| August | 37°C | 12°C | 24°C |
| September | 35°C | 8°C | 20°C |
| October | 25°C | 3°C | 13°C |
| November | 16°C | -10°C | 5°C |
| December | 11°C | -7°C | 1°C |
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