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Weather in London for December 2025

Your guide to London weather in December - trends and predictions

    Snow Forecast ❄️

  • With an average of 2 snowy days, London usually enjoys a light touch of snow in December.
    According to London snow forecast for December 2025, no snow is expected in the next 2 weeks.

    • Temperatures

  • So far, December 2025 in London shows a warmer trend than usual by 2.6 °C.

  • The forecast for the next days in London predicts temperatures to be around 8 °C, close to the historical average.

  • In general, the average temperature in London at the beginning of December is 8.6 °C. As the month progressed, temperatures tended to slightly decrease, reaching an average of 8.4 °C by the end of December.

    • Rain 🌧️

  • London experiences heavy rainfall in December, with over 20 rainy days and an average total precipitation 72.3 mm.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
5
Dry days
Average rainy days
24
Rainy days
Average snowy days
2
Snow days
Average temperatures
9°/5°
Temperatures
Average wind speed
21 km/h
Avg max wind
Average humidity
81 %
Avg humidity

London Weather December

Move between months or click on a day
November
January
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Light drizzle
10°
2
Patchy rain possible
7°
3
Patchy rain possible
8°
4
Patchy rain possible
8°
5
Light drizzle
9°
6
Patchy rain possible
8°
7
Light rain
10°
8
Patchy rain possible
8°
9
Moderate rain at times
9°
10
Overcast
8°
11
Moderate rain at times
8°
12
Patchy rain possible
9°
13
Overcast
8°
14
Partly cloudy
10°
15
Cloudy
10°
16
Overcast
11°
17
Sunny
8°
18
Overcast
11°
19
Patchy rain possible
11°
20
Sunny
7°
21
Patchy rain possible
7°
22
Partly cloudy
7°
23
Cloudy
7°
24
Sunny
7°
25
Patchy rain possible
8°
26
Sunny
5°
27
Sunny
5°
28
Overcast
10°
29
Overcast
10°
30
Overcast
10°
31
Heavy rain at times
11°

Temperatures trend during December in London

See the weather trend as well as the moving average line

December weather in London day by day

Click on a date for more information
November January
Date Weather Temperatures Rain UV More
1 Dec. Light drizzle
Light drizzle
 10° /4° 1.9 mm 3
2 Dec. Patchy rain possible
Patchy rain possible
 7° /3° 0.4 mm 2
3 Dec. Patchy rain possible
Patchy rain possible
 8° /2° 1.7 mm 2
4 Dec. Patchy rain possible
Patchy rain possible
 8° /3° 3.7 mm 2
5 Dec. Light drizzle
Light drizzle
 9° /4° 3.1 mm 2
6 Dec. Patchy rain possible
Patchy rain possible
 8° /4° 1.7 mm 2
7 Dec. Light rain
Light rain
 10° /3° 6.5 mm 2
8 Dec. Patchy rain possible
Patchy rain possible
 8° /5° 1.1 mm 2
9 Dec. Moderate rain at times
Moderate rain at times
 9° /5° 3.9 mm 2
10 Dec. Overcast
Overcast
 8° /4° 2.4 mm 2
11 Dec. Moderate rain at times
Moderate rain at times
 8° /4° 2.2 mm 2
12 Dec. Patchy rain possible
Patchy rain possible
 9° /5° 1.5 mm 2
13 Dec. Overcast
Overcast
 8° /4° 1.3 mm 2
14 Dec. Partly cloudy
Partly cloudy
 10° /7° 0 mm 0.1
15 Dec. Cloudy
Cloudy
 10° /9° 0.1 mm 0
16 Dec. Overcast
Overcast
 11° /6° 0.1 mm 0
17 Dec. Sunny
Sunny
 8° /5° 0 mm 0.1
18 Dec. Overcast
Overcast
 11° /7° 0 mm 0.1
19 Dec. Patchy rain possible
Patchy rain possible
 11° /8° 0.8 mm 2
20 Dec. Sunny
Sunny
 7° /5° 0 mm 3
21 Dec. Patchy rain possible
Patchy rain possible
 7° /7° 4.6 mm 2
22 Dec. Partly cloudy
Partly cloudy
 7° /5° 0 mm 3
23 Dec. Cloudy
Cloudy
 7° /5° 0 mm 2
24 Dec. Sunny
Sunny
 7° /5° 0 mm 3
25 Dec. Patchy rain possible
Patchy rain possible
 8° /5° 0.3 mm 2
26 Dec. Sunny
Sunny
 5° /3° 0 mm 2
27 Dec. Sunny
Sunny
 5° /2° 0 mm 2
28 Dec. Overcast
Overcast
 10° /6° 2 mm 3
29 Dec. Overcast
Overcast
 10° /5° 0.8 mm 2
30 Dec. Overcast
Overcast
 10° /4° 3 mm 2
31 Dec. Heavy rain at times
Heavy rain at times
 11° /6° 4.3 mm 3
Next
Important Notice
Our weather forecast for London in December is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the London forecast closer to your planned date for the most up-to-date weather information.
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London in December - FAQ

What are the expected maximum and minimum temperatures in London during December?
During December, expect a variety of temperatures with highs around 9° and lows near 5°, suitable for diverse activities and preferences.
How much rainfall should be expected in London during December?
Moderate rainfall is anticipated in London during December, with a total of 72.3 mm spread over approximately 24 days. Considering plans for rainy days is advisable.
Will it snow in London in December 2025?
London experiences an average snowfall of 0.525 cm during December, occurring over 2 days.
What are the typical wind conditions in London during December?
The average wind speed in London during December is 21 km/h, suggesting breezy to windy conditions, depending on your activities.

December rainfall patterns in London

Explore the daily rainfall trends and prepare for Londons December weather 💧
Typically, London has 24 rainy days in December with a total of 72.3 mm of rainfall.

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Get accurate weather forecasts for London, located at latitude 51.509 and longitude -0.126. Stay updated with localized weather information tailored for London.

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