The warmest month (with the highest average high temperature) is August (21.9°C).
The month with the lowest average high temperature is January (6.7°C).
Months with the highest average low temperature are July and August (11.8°C).
The coldest month (with the lowest average low temperature) is February (0.9°C).
The month with the longest days is June (Average daylight: 16.6h).
The month with shortest days is December (Average daylight: 7.9h).