The warmest month (with the highest average high temperature) is July (6°C).
The months with the lowest average high temperature are February and March (-14°C).
The months with the highest average low temperature are July and August (0°C).
The coldest month (with the lowest average low temperature) is February (-23°C).
The wettest month (with the highest rainfall) is October (50mm).
The driest month (with the least rainfall) is May (23mm).
The month with the highest number of rainy days is March (12 days).
The months with the least rainy days are June and July (7 days).
The best months for swimming (with the highest average sea temperature) are July and August (2°C).
The coldest months (with the lowest average sea temperature) are January, February, March, April and December (-1°C).
The month with the longest days is August (Average daylight: 18h and 24min).
The months with the shortest days are June and December (Average daylight: 0h and 0min).
The months with the most sunshine are May, June and July (Average sunshine: 9h).
The months with the least sunshine are January, November and December (Average sunshine: 0h).
The months with the highest UV index are May, June and July (UV index 3).
The months with the lowest UV index are January, February, October, November and December (UV index 0).