The warmest months (with the highest average high temperature) are July and August (12°C).
The months with the lowest average high temperature are January, February and December (2°C).
The months with the highest average low temperature are July and August (8°C).
The coldest month (with the lowest average low temperature) is January (-2°C).
The wettest month (with the highest rainfall) is October (114mm).
The driest months (with the least rainfall) are June and July (64mm).
The best months for swimming (with the highest average sea temperature) are July and August (11.5°C).
The coldest month (with the lowest average sea temperature) is March (5.9°C).
The month with the longest days is June (Average daylight: 20h and 48min).
The month with the shortest days is December (Average daylight: 4h and 30min).