London weather in December (Greater London, United Kingdom)

People don't tend to visit London in December since it is known as a chilly month. The average maximum daytime temperature in London in December lies at 8.0°C (46.4°F). The average minimum temperature goes down to around 2.3°C (36.14°F) (often the minimum temperature is noted at night).

Rainfall during December is moderate with an average of 84mm (3.3 inches). This makes it the wettest month of the year. There are generally around 13 rainy days. You will hardly see any sun, with only 54 hours of sunshine during the entire month.


London, monthly averages in December

Show in Celsius
Min Temperature 36 °F  
Max Temperature 46 °F  
Chance of Rain 46%  
Precipitation 3 in  
Rainy days 14 days  
Humidity 81% *  
Sunshine 54 hrs *  
Percentage Sunshine 21% *  

Where to stay in London

Where to go in the United Kingdom in December

Find out more about the weather in the United Kingdom in December and which places have the best weather conditions in this month.

Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20-29ºC / 68-84ºF and not too much precipitation (less than 90mm / 3.5inches a month).

So what to wear in December? Visitors traveling to London should plan on bringing a totally waterproof coat since it will often be raining. However, also plan on bringing your warm clothes since it can be a bit chilly during this period.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do in December.

Outdoor sports

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in London.

Our site offers climate and forecast data for almost all countries in the world. Are you going to the United Kingdom? On this website you can find historical weather averages for many cities in the United Kingdom. Not sure yet where to go? We now have a tool which suggests which destination suits your ideal climate conditions. Find out where to go with our weather planner.