Greater London (London)
December
Weather in Greater London for December 2025
Your guide to Greater London weather in December - trends and predictions
With an average of 2 snowy days, Greater London usually enjoys a light touch of snow in December.
In general, the average temperature in Greater London at the beginning of December is 7.7 °C. As the month progressed, temperatures tended to noticeably warm up, reaching an average of 9.9 °C by the end of December.
Greater London experiences heavy rainfall in December, with over 20 rainy days and an average total precipitation 79.7 mm.
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Snow Forecast ❄️
Temperatures
Rain 🌧️
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5
Dry days
24
Rainy days
2
Snow days
9°/5°
Temperatures
21 km/h
Avg max wind
81 %
Avg humidity
Greater London in December average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  10° | 2  6° | 3  7° | 4 8° | 5  8° | 6  7° | 7 8° |
| 8 7° | 9  8° | 10 8° | 11 8° | 12 8° | 13 8° | 14 8° |
| 15  8° | 16 9° | 17  9° | 18 11° | 19 11° | 20 10° | 21 11° |
| 22 10° | 23 11° | 24 10° | 25 9° | 26 9° | 27 10° | 28 10° |
| 29 10° | 30 10° | 31 11° |
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Temperatures trend during December in Greater London
See the weather trend as well as the moving average line
December weather day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 Dec. | Patchy rain possible | 10° /4° | 0.9 mm | 0.3 cm | |
| 2 Dec. | Cloudy | 6° /2° | 0.5 mm | 0 cm | |
| 3 Dec. | Heavy rain at times | 7° /1° | 2.2 mm | 0 cm | |
| 4 Dec. | Patchy rain possible | 8° /3° | 3.2 mm | 0 cm | |
| 5 Dec. | Light drizzle | 8° /5° | 2.6 mm | 0 cm | |
| 6 Dec. | Overcast | 7° /3° | 2.1 mm | 0 cm | |
| 7 Dec. | Light rain | 8° /2° | 6.7 mm | 0 cm | |
| 8 Dec. | Patchy rain possible | 7° /4° | 1 mm | 0 cm | |
| 9 Dec. | Moderate rain at times | 8° /3° | 4.1 mm | 0 cm | |
| 10 Dec. | Overcast | 8° /4° | 2.9 mm | 0 cm | |
| 11 Dec. | Moderate rain at times | 8° /3° | 2.7 mm | 0.3 cm | |
| 12 Dec. | Patchy rain possible | 8° /5° | 1.7 mm | 0 cm | |
| 13 Dec. | Overcast | 8° /3° | 1.6 mm | 0 cm | |
| 14 Dec. | Patchy rain possible | 8° /5° | 1.3 mm | 0 cm | |
| 15 Dec. | Sunny | 8° /4° | 0 mm | 0 cm | |
| 16 Dec. | Moderate rain at times | 9° /4° | 0.5 mm | 0 cm | |
| 17 Dec. | Partly cloudy | 9° /4° | 0 mm | 0 cm | |
| 18 Dec. | Overcast | 11° /6° | 3 mm | 0 cm | |
| 19 Dec. | Moderate rain at times | 11° /6° | 4.2 mm | 0 cm | |
| 20 Dec. | Patchy rain possible | 10° /4° | 1.2 mm | 0 cm | |
| 21 Dec. | Heavy rain at times | 11° /5° | 2.1 mm | 0 cm | |
| 22 Dec. | Moderate rain at times | 10° /5° | 1.5 mm | 0 cm | |
| 23 Dec. | Moderate or heavy rain shower | 11° /6° | 4.1 mm | 0 cm | |
| 24 Dec. | Overcast | 10° /5° | 3.1 mm | 0 cm | |
| 25 Dec. | Partly cloudy | 9° /5° | 2.5 mm | 0 cm | |
| 26 Dec. | Overcast | 9° /4° | 2.6 mm | 0 cm | |
| 27 Dec. | Patchy rain possible | 10° /4° | 4 mm | 0 cm | |
| 28 Dec. | Overcast | 10° /6° | 2 mm | 0 cm | |
| 29 Dec. | Overcast | 10° /5° | 0.8 mm | 0 cm | |
| 30 Dec. | Overcast | 10° /4° | 3 mm | 0 cm | |
| 31 Dec. | Heavy rain at times | 11° /6° | 4.3 mm | 0 cm | |
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Important Notice
Our weather forecast for Greater 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 Greater London forecast closer to your planned date for the most up-to-date weather information.
Greater London in December - FAQ
What are the expected maximum and minimum temperatures in Greater 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 Greater London during December?
Moderate rainfall is anticipated in Greater London during December, with a total of 79.7 mm spread over approximately 24 days. Considering plans for rainy days is advisable.
Will it snow in Greater London in December 2025?
Greater London experiences an average snowfall of 0.525 cm during December, occurring over 2 days.
What are the typical wind conditions in Greater London during December?
The average wind speed in Greater London during December is 21 km/h, suggesting breezy to windy conditions, depending on your activities.
Greater London snow forecast December 2025
Track daily snowfall levels and discover Greater London’s snowy potential this December ❄️
December rainfall patterns in Greater London
Explore the daily rainfall trends and prepare for Greater Londons December weather 💧
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