West Sussex (Crawley)
December
Weather in West Sussex for December 2026
Your guide to West Sussex weather in December - trends and predictions
In general, the average temperature in West Sussex at the beginning of December is 8.7 °C. As the month progressed, temperatures tended to slightly increase, reaching an average of 8.9 °C by the end of December.
The climate of West Sussex in December is notably wet, with an average of 14 rainy days, and a total of 83.3 mm of precipitation.
Is December a good time to visit West Sussex? check out the best time to travel to West Sussex page.
✨ Is December a good time to visit West Sussex? – Ask the AI Weatherman
Temperatures
Rain 🌧️
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17
Dry days
14
Rainy days
0
Snow days
9°/5°
Temperatures
28 km/h
Avg max wind
87 %
Avg humidity
West Sussex Weather December
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Temperatures trend during December in West Sussex
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December weather in West Sussex day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 Dec. |  Light rain | 9° /5° | 5 mm | 0.1 cm | |
| 2 Dec. |  Patchy rain possible | 8° /3° | 1.3 mm | 0 cm | |
| 3 Dec. | Light rain | 7° /2° | 5.1 mm | 0 cm | |
| 4 Dec. |  Moderate or heavy rain with thunder | 9° /3° | 8.4 mm | 0 cm | |
| 5 Dec. | Light rain | 9° /5° | 5.1 mm | 0 cm | |
| 6 Dec. |  Cloudy | 8° /5° | 0.7 mm | 0 cm | |
| 7 Dec. | Light rain | 11° /6° | 5.9 mm | 0 cm | |
| 8 Dec. | Light rain shower | 9° /7° | 2.3 mm | 0 cm | |
| 9 Dec. | Light rain | 10° /8° | 6.8 mm | 0 cm | |
| 10 Dec. | Light rain | 10° /6° | 3.7 mm | 0 cm | |
| 11 Dec. | Patchy rain possible | 9° /5° | 0 mm | 0 cm | |
| 12 Dec. | Light rain | 9° /6° | 2.8 mm | 0 cm | |
| 13 Dec. | Light drizzle | 7° /4° | 0.5 mm | 0 cm | |
| 14 Dec. | Patchy rain possible | 7° /3° | 0.1 mm | 0 cm | |
| 15 Dec. | Patchy rain possible | 9° /5° | 0 mm | 0 cm | |
| 16 Dec. | Patchy rain possible | 11° /6° | 1.7 mm | 0 cm | |
| 17 Dec. |  Partly cloudy | 9° /5° | 0.1 mm | 0 cm | |
| 18 Dec. | Light rain | 12° /9° | 8.1 mm | 0 cm | |
| 19 Dec. | Light rain | 11° /4° | 2.4 mm | 0 cm | |
| 20 Dec. | Patchy rain possible | 8° /3° | 1.2 mm | 0 cm | |
| 21 Dec. | Light rain | 10° /6° | 3 mm | 0 cm | |
| 22 Dec. | Patchy rain possible | 9° /5° | 1.5 mm | 0 cm | |
| 23 Dec. | Light rain | 9° /5° | 2.6 mm | 0 cm | |
| 24 Dec. | Patchy rain possible | 9° /6° | 0.5 mm | 0 cm | |
| 25 Dec. | Patchy rain possible | 9° /6° | 1.4 mm | 0 cm | |
| 26 Dec. | Partly cloudy | 8° /3° | 0.6 mm | 0 cm | |
| 27 Dec. | Patchy rain possible | 9° /4° | 0.9 mm | 0 cm | |
| 28 Dec. | Patchy rain possible | 9° /6° | 2 mm | 0 cm | |
| 29 Dec. | Cloudy | 8° /4° | 0.1 mm | 0 cm | |
| 30 Dec. | Patchy rain possible | 9° /4° | 2.4 mm | 0 cm | |
| 31 Dec. |  Moderate or heavy rain shower | 10° /6° | 7.4 mm | 0 cm | |
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Important Notice
Our weather forecast for West 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 West Sussex forecast closer to your planned date for the most up-to-date weather information.
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West Sussex in December - FAQ
What are the expected maximum and minimum temperatures in West Sussex 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 West Sussex during December?
Moderate rainfall is anticipated in West Sussex during December, with a total of 83.3 mm spread over approximately 14 days. Considering plans for rainy days is advisable.
Will it snow in West Sussex in December 2026?
West Sussex typically sees 0.1 cm of snowfall during December.
What are the typical wind conditions in West Sussex during December?
The average wind speed in West Sussex during December is 28 km/h, suggesting breezy to windy conditions, depending on your activities.
West Sussex snow forecast December 2026
Track daily snowfall levels and discover West Sussex’s snowy potential this December ❄️
December rainfall patterns in West Sussex
Explore the daily rainfall trends and prepare for West Sussexs December weather 💧
Typically, West Sussex has 14 rainy days in December with a total of 83.3 mm of rainfall.
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