| Month | Max. | Min. | Avg. |
|---|---|---|---|
| January | 13°C | -6°C | 3°C |
| February | 17°C | 1°C | 9°C |
| March | 23°C | 2°C | 11°C |
| April | 27°C | 0°C | 13°C |
| May | 26°C | 8°C | 17°C |
| June | 35°C | 9°C | 21°C |
| July | 40°C | 0°C | 25°C |
| August | 41°C | 14°C | 27°C |
| September | 36°C | 8°C | 21°C |
| October | 29°C | 4°C | 17°C |
| November | 18°C | -1°C | 8°C |
| December | 18°C | -2°C | 5°C |
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