London Weather in December

The climate in London during December can be summarized as cold and a little damp.

December is in the winter in London and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around a freezing 0°C (32°F), whilst at night -6°C (21°F) is normal.

On average December is the wettest month of the year in London with around 97mm 3.8 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 17 days, although this may vary considerably.

On the flip side this corresponds to an average of 1.9 hours of sunshine per day.

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in London in December 2024.