| Month | Max. | Min. | Avg. |
|---|---|---|---|
| January | 10°C | -12°C | -2°C |
| February | 16°C | -9°C | 1°C |
| March | 20°C | -16°C | 4°C |
| April | 23°C | -2°C | 8°C |
| May | 31°C | 5°C | 17°C |
| June | 35°C | 6°C | 21°C |
| July | 35°C | 10°C | 23°C |
| August | 33°C | 8°C | 21°C |
| September | 35°C | 4°C | 18°C |
| October | 30°C | -1°C | 13°C |
| November | 17°C | -5°C | 4°C |
| December | 16°C | -7°C | 3°C |
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