| Month | Max. | Min. | Avg. |
|---|---|---|---|
| January | 19°C | -21°C | 2°C |
| February | 19°C | -3°C | 9°C |
| March | 24°C | -2°C | 12°C |
| April | 28°C | 1°C | 15°C |
| May | 30°C | 9°C | 20°C |
| June | 35°C | 12°C | 24°C |
| July | 37°C | 16°C | 26°C |
| August | 36°C | 10°C | 25°C |
| September | 35°C | 10°C | 23°C |
| October | 31°C | 2°C | 17°C |
| November | 28°C | -4°C | 11°C |
| December | 17°C | -4°C | 7°C |
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