| Month | Max. | Min. | Avg. |
|---|---|---|---|
| January | 8°C | -17°C | -1°C |
| February | 13°C | -2°C | 4°C |
| March | 22°C | -1°C | 7°C |
| April | 27°C | 0°C | 16°C |
| May | 27°C | 5°C | 16°C |
| June | 35°C | 14°C | 23°C |
| July | 41°C | 17°C | 28°C |
| August | 37°C | 15°C | 27°C |
| September | 34°C | 10°C | 22°C |
| October | 25°C | 3°C | 14°C |
| November | 20°C | -6°C | 7°C |
| December | 13°C | -3°C | 3°C |
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