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Weather in Swindon for December 2026

Your guide to Swindon weather in December - trends and predictions

    Temperatures

  • In general, the average temperature in Swindon at the beginning of December is 8.6 °C. As the month progressed, temperatures tended to slightly decrease, reaching an average of 8.1 °C by the end of December.

    • Rain 🌧️

  • Swindon experiences heavy rainfall in December, with over 20 rainy days and an average total precipitation 93.5 mm.

    • More

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Average dry days
7
Dry days
Average rainy days
24
Rainy days
Average snowy days
0
Snow days
Average temperatures
8°/4°
Temperatures
Average wind speed
30 km/h
Avg max wind
Average humidity
88 %
Avg humidity

Swindon Weather December

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

Temperatures trend during December in Swindon

See the weather trend as well as the moving average line

December weather in Swindon day by day

Click on a date for more information
November January
Date Weather Temperatures Rain UV More
1 Dec. Sunny
Sunny
 9° /4° 4.9 mm 3
2 Dec. Sunny
Sunny
 7° /1° 0.6 mm 2
3 Dec. Light rain
Light rain
 7° /1° 5.2 mm 2
4 Dec. Moderate or heavy rain with thunder
Moderate or heavy rain with thunder
 8° /3° 11.9 mm 2
5 Dec. Patchy rain possible
Patchy rain possible
 9° /4° 6.5 mm 2
6 Dec. Overcast
Overcast
 8° /3° 1.8 mm 2
7 Dec. Light rain
Light rain
 12° /4° 8 mm 3
8 Dec. Light rain shower
Light rain shower
 9° /5° 3.1 mm 2
9 Dec. Moderate rain
Moderate rain
 10° /6° 5.9 mm 3
10 Dec. Patchy rain possible
Patchy rain possible
 9° /5° 3.1 mm 3
11 Dec. Patchy rain possible
Patchy rain possible
 8° /4° 0 mm 2
12 Dec. Light rain shower
Light rain shower
 9° /4° 2.4 mm 3
13 Dec. Light rain
Light rain
 7° /3° 0.9 mm 2
14 Dec. Patchy rain possible
Patchy rain possible
 8° /2° 0.1 mm 2
15 Dec. Cloudy
Cloudy
 10° /5° 0.2 mm 3
16 Dec. Patchy rain possible
Patchy rain possible
 10° /4° 1.1 mm 2
17 Dec. Cloudy
Cloudy
 10° /4° 2.7 mm 3
18 Dec. Moderate rain
Moderate rain
 11° /6° 10 mm 3
19 Dec. Light rain
Light rain
 10° /3° 3.9 mm 3
20 Dec. Patchy rain possible
Patchy rain possible
 8° /3° 0.9 mm 2
21 Dec. Patchy rain possible
Patchy rain possible
 10° /6° 1.6 mm 2
22 Dec. Moderate rain at times
Moderate rain at times
 9° /4° 0.9 mm 2
23 Dec. Moderate or heavy rain shower
Moderate or heavy rain shower
 8° /5° 3.4 mm 2
24 Dec. Cloudy
Cloudy
 9° /5° 0.2 mm 2
25 Dec. Moderate rain at times
Moderate rain at times
 9° /4° 1.7 mm 2
26 Dec. Sunny
Sunny
 7° /2° 1 mm 2
27 Dec. Overcast
Overcast
 9° /3° 3 mm 2
28 Dec. Heavy rain at times
Heavy rain at times
 8° /4° 1.8 mm 2
29 Dec. Overcast
Overcast
 7° /2° 0.7 mm 2
30 Dec. Patchy rain possible
Patchy rain possible
 9° /3° 2.7 mm 2
31 Dec. Heavy rain at times
Heavy rain at times
 8° /4° 3.2 mm 2
Next
Important Notice
Our weather forecast for Swindon 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 Swindon forecast closer to your planned date for the most up-to-date weather information.
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Swindon in December - FAQ

What are the expected maximum and minimum temperatures in Swindon during December?
Prepare for cooler days with highs just around 8° and colder nights, dipping below 4°.

How much rainfall should be expected in Swindon during December?
Moderate rainfall is anticipated in Swindon during December, with a total of 93.5 mm spread over approximately 24 days. Considering plans for rainy days is advisable.

Will it snow in Swindon in December 2026?
Swindon typically sees 0 cm of snowfall during December.

What are the typical wind conditions in Swindon during December?
The average wind speed in Swindon during December is 30 km/h, suggesting breezy to windy conditions, depending on your activities.

December rainfall patterns in Swindon

Explore the daily rainfall trends and prepare for Swindons December weather 💧
Typically, Swindon has 24 rainy days in December with a total of 93.5 mm of rainfall.

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Get accurate weather forecasts for Swindon, located at latitude 51.558 and longitude -1.781. Stay updated with localized weather information tailored for Swindon.

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