| Month | Max. | Min. | Avg. |
|---|---|---|---|
| January | 13°C | -8°C | 2°C |
| February | 12°C | -8°C | 2°C |
| March | 15°C | -2°C | 6°C |
| April | 21°C | 1°C | 10°C |
| May | 24°C | 2°C | 13°C |
| June | 21°C | 8°C | 15°C |
| July | 24°C | 11°C | 16°C |
| August | 25°C | 10°C | 16°C |
| September | 23°C | 8°C | 15°C |
| October | 18°C | 1°C | 10°C |
| November | 15°C | -1°C | 7°C |
| December | 13°C | -4°C | 5°C |
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