The warmest month (with the highest average high temperature) is July (3.1°C).
The month with the lowest average high temperature is February (-10.5°C).
The month with the highest average low temperature is August (-2.2°C).
The coldest month (with the lowest average low temperature) is February (-16.4°C).
The month with the highest relative humidity is May (77.9%).
The month with the lowest relative humidity is October (63.4%).
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
The month with the most sunshine is July (Average sunshine: 6h and 24min).
The month with the least sunshine is December (Average sunshine: 3h and 30min).