The warmest month (with the highest average high temperature) is July (18°C).
The month with the lowest average high temperature is January (6.3°C).
The month with the highest average low temperature is July (11°C).
Coldest months (with the lowest average low temperature) are January and February (1.6°C).
The month with the longest days is June (Average daylight: 17.3h).
The month with shortest days is December (Average daylight: 7.3h).