| Month | Min Temp | Max Temp |
|---|---|---|
| January | -5.1°C (22.9°F) | 2.5°C (36.5°F) |
| February | -2.8°C (26.9°F) | 5.1°C (41.2°F) |
| March | -0.2°C (31.6°F) | 9.4°C (48.9°F) |
| April | 3.5°C (38.3°F) | 14.9°C (58.8°F) |
| May | 6.9°C (44.4°F) | 17.8°C (64.0°F) |
| June | 11.0°C (51.9°F) | 22.4°C (72.4°F) |
| July | 12.6°C (54.7°F) | 25.2°C (77.3°F) |
| August | 12.5°C (54.6°F) | 26.3°C (79.4°F) |
| September | 8.8°C (47.9°F) | 21.1°C (69.9°F) |
| October | 4.1°C (39.5°F) | 15.4°C (59.7°F) |
| November | 1.3°C (34.4°F) | 10.1°C (50.2°F) |
| December | -3.5°C (25.7°F) | 4.0°C (39.2°F) |