Weather in London in december 2026

The weather in London in december comes from statistical datas on the last years. You can view the weather statistics the entire month, but also by using the tabs for the beginning, the middle and the end of the month.

Average weather throughout december

very bad weather 42.5cm

Weather at 6am
43°F

Clear/Sunny

22%

Partly Cloudy

22%

Fog

11%

Weather at 12pm
47°F

Partly Cloudy

26%

Clear/Sunny

23%

Moderate rain at times

7%

Weather at 6pm
45°F

Partly Cloudy

24%

Clear/Sunny

20%

Moderate rain at times

10%

Weather at 3am
43°F

Cloudy

23%

Clear/Sunny

23%

Partly Cloudy

21%

Moderate rain at times

15%



Evolution of daily average temperature and precipitation in London in december

These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in London in december.


The climate of London in december is very bad

December is the wettest month of the year. Not only is the cold feeling more and more felt, but the rainy episodes are also more frequent. With the duration of the day that is shortening rapidly, sunny moments are rare. The climate throughout December in London is barely adequate.

London at the Beginning of December

During the first days of December, the relatively rare rains give way either to sunny days or to a rather thick cloud cover. Either way, the weather in London in December is still acceptable during the first ten day period.

London in the Middle of December

By the middle of December, the weather has deteriorated slightly. Not only is it cold but the rains fall frequently, especially in the evening. Thus, it is not unusual that the magnificent morning is succeeded by a cloudy midday and ending by rainy episodes.

London at the End of December

Cloud coverings with rare appearances of the sun: this is what characterizes the weather in London throughout December. To the cold is added the morning rainy episodes. Even if the rains regress over the hours, the rest of the day is often dominated by grey clouds.



Seasonal average climate and temperature of London in december

Check below seasonal norms These statistics are generated from the weather statements of the last years of the month of december.

December
Outside temperature
Average temperature 45°F
Highest temperature 49°F
Lowest temperature 41°F
Highest record temperature 63°F
(2021)
Lowest record temperature 20°F
(2010)
Number of days at -32°F 4 day(s)
(13%)
Sea temperature
Average sea temperature 54°F
Lowest sea temperature 50°F
Highest sea temperature 57°F
Wind
Wind speed 21km/h
Wind temperature 36°F
Precipitation (rainfall)
Rainfall 2.9in
Number of days with rainfall 5 day(s)
(16%)
Record daily rainfall 1in
(2019)
Snowfall 42.5cm
Other climate data
Humidity 91%
Visibility 8.49km
Cloud cover 59%
UV index 3
Daily sunshine hours 6
Sunrise and sunset
Time of sunrise 08:00
Time of sunset 15:52
Length of day 07:52
Our opinion about the weather in december
Our opinion at whereandwhen.net very bad



How was the weather last december?

Here is the day by day recorded weather in London in december 2025:

01-12-2025
Overcast
49°F to 50°F
02-12-2025
Clear/Sunny
45°F to 50°F
03-12-2025
Clear/Sunny
43°F to 50°F
04-12-2025
Patchy rain nearby
45°F to 47°F
05-12-2025
Patchy rain nearby
41°F to 52°F
06-12-2025
Patchy rain nearby
50°F to 52°F
07-12-2025
Light rain
49°F to 58°F
08-12-2025
Patchy rain nearby
52°F to 54°F
09-12-2025
Light drizzle
54°F to 56°F
10-12-2025
Partly Cloudy
50°F to 54°F
11-12-2025
Clear/Sunny
47°F to 52°F
12-12-2025
Light drizzle
50°F to 52°F
13-12-2025
Clear/Sunny
43°F to 49°F
14-12-2025
Clear/Sunny
45°F to 50°F
15-12-2025
Overcast
50°F to 52°F
16-12-2025
Light rain shower
50°F to 52°F
17-12-2025
Partly Cloudy
41°F to 49°F
18-12-2025
Light rain
52°F to 54°F
19-12-2025
Clear/Sunny
47°F to 50°F
20-12-2025
Patchy rain nearby
43°F to 49°F
21-12-2025
Patchy rain nearby
49°F to 50°F
22-12-2025
Partly Cloudy
47°F to 50°F
23-12-2025
Overcast
43°F to 47°F
24-12-2025
Clear/Sunny
41°F to 45°F
25-12-2025
Clear/Sunny
40°F to 43°F
26-12-2025
Partly Cloudy
36°F to 43°F
27-12-2025
Clear/Sunny
38°F to 47°F
28-12-2025
Cloudy
40°F to 45°F
29-12-2025
Cloudy
40°F to 45°F
30-12-2025
Clear/Sunny
38°F to 43°F
31-12-2025
Clear/Sunny
36°F to 41°F

Map: other cities in England in december

Cities near London:

Tunbridge Wells in decemberbad weather
Maidstone in decemberbad weather
Southend-on-Sea in decemberbad weather
Brighton in decemberbad weather
Worthing in decemberbad weather
Cambridge in decembervery bad weather
Chilham in decemberbad weather
Oxford in decembervery bad weather
Colchester in decembervery bad weather
Eastbourne in decemberbad weather
Seven Sisters in decemberbad weather
Hastings in decemberbad weather
England in december: See full list of cities

Click over cities on the map for information about the weather in december.

Legend: London perfect weather good tolerable bad very bad


Weather data for London in december:

Weather data for London for december are derived from an average of the weather forecast since 2009 in London. There is a margin of error and these forecasts are to be considered as general information only. The weather in London can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to London.


Weather in november in London
Weather in january in London
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