East Sussex (Eastbourne)
December
Weather in East Sussex for December 2025
Your guide to East Sussex weather in December - trends and predictions
In general, the average temperature in East Sussex at the beginning of December is 9.7 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 11.1 °C by the end of December.
East Sussex experiences heavy rainfall in December, with over 20 rainy days and an average total precipitation 100.8 mm.
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Temperatures
Rain 🌧️
More
7
Dry days
24
Rainy days
0
Snow days
10°/7°
Temperatures
38 km/h
Avg max wind
84 %
Avg humidity
East Sussex Weather December
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Temperatures trend during December in East Sussex
See the weather trend as well as the moving average line
December weather in East Sussex day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Dec. |  Light sleet showers | 9° /6° | 2.3 mm | 3 | |
| 2 Dec. |  Sunny | 8° /3° | 1.5 mm | 3 | |
| 3 Dec. |  Light rain shower | 8° /4° | 10.8 mm | 2 | |
| 4 Dec. |  Moderate or heavy rain with thunder | 11° /6° | 6.1 mm | 3 | |
| 5 Dec. | Light rain shower | 11° /7° | 4.2 mm | 3 | |
| 6 Dec. | Patchy rain possible | 9° /4° | 0.3 mm | 3 | |
| 7 Dec. |  Light rain | 12° /6° | 6 mm | 3 | |
| 8 Dec. | Patchy rain possible | 9° /8° | 3.1 mm | 3 | |
| 9 Dec. | Light rain shower | 10° /8° | 9 mm | 3 | |
| 10 Dec. | Light rain shower | 10° /7° | 5.4 mm | 3 | |
| 11 Dec. | Patchy rain possible | 10° /7° | 0.2 mm | 3 | |
| 12 Dec. | Light rain shower | 10° /8° | 6.1 mm | 3 | |
| 13 Dec. | Patchy rain possible | 9° /5° | 0.9 mm | 2 | |
| 14 Dec. | Light rain shower | 9° /4° | 0.5 mm | 2 | |
| 15 Dec. |  Partly cloudy | 10° /5° | 0.1 mm | 3 | |
| 16 Dec. | Patchy rain possible | 11° /8° | 0.3 mm | 3 | |
| 17 Dec. | Sunny | 11° /9° | 0.2 mm | 4 | |
| 18 Dec. | Patchy rain possible | 12° /10° | 3.1 mm | 3 | |
| 19 Dec. | Light rain | 12° /5° | 2.8 mm | 3 | |
| 20 Dec. | Patchy rain possible | 10° /5° | 2.2 mm | 3 | |
| 21 Dec. | Light rain shower | 12° /8° | 2.5 mm | 3 | |
| 22 Dec. |  Moderate or heavy rain shower | 11° /7° | 3.6 mm | 3 | |
| 23 Dec. | Moderate or heavy rain shower | 10° /7° | 3.6 mm | 3 | |
| 24 Dec. | Patchy rain possible | 12° /9° | 1.9 mm | 3 | |
| 25 Dec. | Moderate or heavy rain shower | 12° /9° | 5.3 mm | 3 | |
| 26 Dec. |  Cloudy | 11° /6° | 0.8 mm | 3 | |
| 27 Dec. | Patchy rain possible | 11° /7° | 1.1 mm | 3 | |
| 28 Dec. |  Heavy rain at times | 11° /8° | 3.7 mm | 3 | |
| 29 Dec. |  Overcast | 10° /6° | 1.6 mm | 3 | |
| 30 Dec. | Moderate or heavy rain shower | 11° /8° | 2.8 mm | 3 | |
| 31 Dec. | Moderate or heavy rain shower | 12° /9° | 8.8 mm | 3 | |
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Important Notice
Our weather forecast for East Sussex 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 East Sussex forecast closer to your planned date for the most up-to-date weather information.
Change Month
East Sussex in December - FAQ
What are the expected maximum and minimum temperatures in East Sussex during December?
During December, expect a variety of temperatures with highs around 10° and lows near 7°, suitable for diverse activities and preferences.
How much rainfall should be expected in East Sussex during December?
Significant rainfall exceeding 100.8 mm is expected in East Sussex during December, occurring over more than 24 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in East Sussex during December?
The average wind speed in East Sussex during December is 38 km/h, suggesting breezy to windy conditions, depending on your activities.
December rainfall patterns in East Sussex
Explore the daily rainfall trends and prepare for East Sussexs December weather 💧
Typically, East Sussex has 24 rainy days in December with a total of 100.8 mm of rainfall.
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