| Month | Max. | Min. | Avg. |
|---|---|---|---|
| January | 5°C | -12°C | -2°C |
| February | 12°C | -10°C | 0°C |
| March | 25°C | -3°C | 9°C |
| April | 31°C | 2°C | 18°C |
| May | 35°C | 9°C | 23°C |
| June | 38°C | 15°C | 27°C |
| July | 39°C | 18°C | 28°C |
| August | 36°C | 17°C | 25°C |
| September | 33°C | 7°C | 22°C |
| October | 24°C | 4°C | 16°C |
| November | 24°C | -9°C | 5°C |
| December | 15°C | -20°C | -4°C |
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