Warmest months (with the highest average high temperature) are July and August (28.3°C).
The month with the lowest average high temperature is January (5.6°C).
Months with the highest average low temperature are July and August (13.3°C).
Coldest months (with the lowest average low temperature) are January and February (-2.8°C).
The month with the longest days is June (Average daylight: 15h).
The month with shortest days is December (Average daylight: 9.4h).