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West Sussex (Crawley)
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United Kingdom weather

Weather in West Sussex for December 2026

Your guide to West Sussex weather in December - trends and predictions

    Temperatures

  • In general, the average temperature in West Sussex at the beginning of December is 9.1 °C. As the month progressed, temperatures tended to slightly increase, reaching an average of 9.3 °C by the end of December.

    • Rain 🌧️

  • West Sussex experiences heavy rainfall in December, with over 20 rainy days and an average total precipitation 83.3 mm.

    • More

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Average dry days
10
Dry days
Average rainy days
21
Rainy days
Average snowy days
0
Snow days
Average temperatures
9°/5°
Temperatures
Average wind speed
28 km/h
Avg max wind
Average humidity
86 %
Avg humidity

West Sussex Weather December

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

Temperatures trend during December in West Sussex

See the weather trend as well as the moving average line

December weather in West Sussex day by day

Click on a date for more information
November January
Date Weather Temperatures Rain Snow More
1 Dec. Moderate snow
Moderate snow
 9° /5° 5 mm 0.1 cm
2 Dec. Partly cloudy
Partly cloudy
 8° /3° 1.3 mm 0 cm
3 Dec. Light rain shower
Light rain shower
 7° /2° 5.1 mm 0 cm
4 Dec. Moderate or heavy rain with thunder
Moderate or heavy rain with thunder
 9° /3° 8.4 mm 0 cm
5 Dec. Patchy rain possible
Patchy rain possible
 10° /5° 5.1 mm 0 cm
6 Dec. Cloudy
Cloudy
 9° /4° 0.7 mm 0 cm
7 Dec. Light rain
Light rain
 12° /5° 5.9 mm 0 cm
8 Dec. Light rain shower
Light rain shower
 9° /7° 2.3 mm 0 cm
9 Dec. Light rain shower
Light rain shower
 11° /8° 6.8 mm 0 cm
10 Dec. Light rain shower
Light rain shower
 10° /6° 3.7 mm 0 cm
11 Dec. Patchy rain possible
Patchy rain possible
 9° /5° 0 mm 0 cm
12 Dec. Light rain shower
Light rain shower
 10° /5° 2.8 mm 0 cm
13 Dec. Light drizzle
Light drizzle
 8° /4° 0.5 mm 0 cm
14 Dec. Patchy rain possible
Patchy rain possible
 7° /3° 0.1 mm 0 cm
15 Dec. Patchy rain possible
Patchy rain possible
 9° /4° 0 mm 0 cm
16 Dec. Fog
Fog
 11° /5° 1.7 mm 0 cm
17 Dec. Partly cloudy
Partly cloudy
 9° /5° 0.1 mm 0 cm
18 Dec. Light drizzle
Light drizzle
 12° /8° 8.1 mm 0 cm
19 Dec. Light rain
Light rain
 11° /4° 2.4 mm 0 cm
20 Dec. Patchy rain possible
Patchy rain possible
 9° /3° 1.2 mm 0 cm
21 Dec. Patchy rain possible
Patchy rain possible
 11° /6° 3 mm 0 cm
22 Dec. Patchy rain possible
Patchy rain possible
 9° /5° 1.5 mm 0 cm
23 Dec. Moderate or heavy rain shower
Moderate or heavy rain shower
 9° /5° 2.6 mm 0 cm
24 Dec. Patchy rain possible
Patchy rain possible
 10° /6° 0.5 mm 0 cm
25 Dec. Moderate rain at times
Moderate rain at times
 9° /5° 1.4 mm 0 cm
26 Dec. Partly cloudy
Partly cloudy
 9° /3° 0.6 mm 0 cm
27 Dec. Patchy rain possible
Patchy rain possible
 10° /4° 0.9 mm 0 cm
28 Dec. Moderate rain at times
Moderate rain at times
 10° /6° 2 mm 0 cm
29 Dec. Cloudy
Cloudy
 8° /4° 0.1 mm 0 cm
30 Dec. Moderate or heavy rain shower
Moderate or heavy rain shower
 9° /3° 2.4 mm 0 cm
31 Dec. Moderate or heavy rain shower
Moderate or heavy rain shower
 10° /5° 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 21 days. Considering plans for rainy days is advisable.

Will it snow in West Sussex in December 2026?

West Sussex typically sees 0.0733333 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 21 rainy days in December with a total of 83.3 mm of rainfall.
Top locations in West Sussex
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Bognor RegisChichesterCrawleyLittlehamptonWorthing
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Location coordinates Where is West Sussex?

Get accurate weather forecasts for West Sussex, located at latitude 51.113 and longitude -0.183. Stay updated with localized weather information tailored for West Sussex.

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