| Month | Max. | Min. | Avg. |
|---|---|---|---|
| January | 16°C | -17°C | 1°C |
| February | 21°C | -5°C | 9°C |
| March | 24°C | -2°C | 11°C |
| April | 27°C | 0°C | 15°C |
| May | 30°C | 12°C | 21°C |
| June | 33°C | 10°C | 23°C |
| July | 35°C | 15°C | 25°C |
| August | 39°C | 11°C | 25°C |
| September | 35°C | 7°C | 23°C |
| October | 32°C | -2°C | 17°C |
| November | 29°C | -4°C | 11°C |
| December | 19°C | -6°C | 7°C |
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