Warmest months (with the highest average high temperature) are July and August (17.5°C).
The month with the lowest average high temperature is January (7.1°C).
The month with the highest average low temperature is July (11°C).
The coldest month (with the lowest average low temperature) is February (2°C).
The month with the longest days is June (Average daylight: 18h).
The month with shortest days is December (Average daylight: 6.7h).