Swindon
December
Weather in Swindon for December 2026
Your guide to Swindon weather in December - trends and predictions
In general, the average temperature in Swindon at the beginning of December is 8.1 °C. As the month progressed, temperatures tended to slightly decrease, reaching an average of 7.8 °C by the end of December.
The climate of Swindon in December is notably wet, with an average of 14 rainy days, and a total of 93.5 mm of precipitation.
Is December a good time to visit Swindon? check out the best time to travel to Swindon page.
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Temperatures
Rain 🌧️
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17
Dry days
14
Rainy days
0
Snow days
8°/4°
Temperatures
30 km/h
Avg max wind
89 %
Avg humidity
Swindon Weather December
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Temperatures trend during December in Swindon
See the weather trend as well as the moving average line
December weather in Swindon day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Dec. |  Light rain | 8° /5° | 4.9 mm | 0.6 | |
| 2 Dec. |  Sunny | 6° /2° | 0.6 mm | 0.6 | |
| 3 Dec. | Light rain | 6° /1° | 5.2 mm | 0.6 | |
| 4 Dec. |  Moderate or heavy rain with thunder | 8° /3° | 11.9 mm | 0.6 | |
| 5 Dec. | Light rain | 8° /4° | 6.5 mm | 0.5 | |
| 6 Dec. |  Patchy rain possible | 8° /4° | 1.8 mm | 0.5 | |
| 7 Dec. | Light rain | 11° /5° | 8 mm | 0.5 | |
| 8 Dec. | Light rain | 8° /6° | 3.1 mm | 0.5 | |
| 9 Dec. |  Moderate rain | 10° /6° | 5.9 mm | 0.5 | |
| 10 Dec. | Light rain | 9° /5° | 3.1 mm | 0.5 | |
| 11 Dec. | Patchy rain possible | 8° /4° | 0 mm | 0.5 | |
| 12 Dec. | Light rain shower | 9° /4° | 2.4 mm | 0.5 | |
| 13 Dec. | Light rain | 7° /3° | 0.9 mm | 0.5 | |
| 14 Dec. | Patchy rain possible | 7° /3° | 0.1 mm | 0.5 | |
| 15 Dec. |  Cloudy | 9° /6° | 0.2 mm | 0.5 | |
| 16 Dec. | Patchy rain possible | 9° /5° | 1.1 mm | 0.5 | |
| 17 Dec. | Light rain | 9° /4° | 2.7 mm | 0.5 | |
| 18 Dec. | Moderate rain | 11° /6° | 10 mm | 0.5 | |
| 19 Dec. | Light rain | 9° /3° | 3.9 mm | 0.5 | |
| 20 Dec. | Patchy rain possible | 8° /3° | 0.9 mm | 0.5 | |
| 21 Dec. | Patchy rain possible | 10° /6° | 1.6 mm | 0.5 | |
| 22 Dec. | Patchy rain possible | 9° /5° | 0.9 mm | 0.5 | |
| 23 Dec. | Light rain | 8° /5° | 3.4 mm | 0.5 | |
| 24 Dec. | Cloudy | 9° /6° | 0.2 mm | 0.5 | |
| 25 Dec. | Patchy rain possible | 9° /5° | 1.7 mm | 0.5 | |
| 26 Dec. | Patchy rain possible | 7° /3° | 1 mm | 0.5 | |
| 27 Dec. | Light rain | 9° /4° | 3 mm | 0.5 | |
| 28 Dec. | Patchy rain possible | 8° /4° | 1.8 mm | 0.5 | |
| 29 Dec. |  Overcast | 7° /3° | 0.7 mm | 0.5 | |
| 30 Dec. | Light rain | 9° /3° | 2.7 mm | 0.5 | |
| 31 Dec. | Light rain | 8° /4° | 3.2 mm | 0.5 | |
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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 14 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 14 rainy days in December with a total of 93.5 mm of rainfall.
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