Swindon
December
Weather in Swindon for December 2025
Your guide to Swindon weather in December - trends and predictions
In general, the average temperature in Swindon at the beginning of December is 8 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 9.3 °C by the end of December.
Swindon experiences heavy rainfall in December, with over 20 rainy days and an average total precipitation 104.9 mm.
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Temperatures
Rain 🌧️
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10
Dry days
21
Rainy days
0
Snow days
9°/5°
Temperatures
31 km/h
Avg max wind
89 %
Avg humidity
Swindon in December average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  8° | 2 6° | 3  6° | 4  9° | 5  8° | 6  8° | 7 11° |
| 8 7° | 9  9° | 10 9° | 11 7° | 12 9° | 13 7° | 14 7° |
| 15  9° | 16 9° | 17 10° | 18 12° | 19 11° | 20 8° | 21 11° |
| 22  9° | 23 9° | 24 10° | 25 11° | 26 8° | 27 10° | 28  9° |
| 29 8° | 30 10° | 31 9° |
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Temperatures trend during December in Swindon
See the weather trend as well as the moving average line
December weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Dec. | Sunny | 8° /4° | 3 mm | 3 | |
| 2 Dec. | Sunny | 6° /1° | 0.6 mm | 2 | |
| 3 Dec. | Light rain | 6° /0° | 7.4 mm | 2 | |
| 4 Dec. | Moderate or heavy rain with thunder | 9° /3° | 15.9 mm | 3 | |
| 5 Dec. | Patchy rain possible | 8° /5° | 1.7 mm | 2 | |
| 6 Dec. | Overcast | 8° /1° | 1.3 mm | 3 | |
| 7 Dec. | Light rain | 11° /4° | 8.9 mm | 3 | |
| 8 Dec. | Patchy rain possible | 7° /4° | 3.4 mm | 2 | |
| 9 Dec. | Moderate rain | 9° /5° | 5.1 mm | 3 | |
| 10 Dec. | Moderate rain | 9° /5° | 4.6 mm | 3 | |
| 11 Dec. | Patchy rain possible | 7° /3° | 0.1 mm | 2 | |
| 12 Dec. | Light rain shower | 9° /3° | 2.5 mm | 3 | |
| 13 Dec. | Light rain | 7° /3° | 1.3 mm | 2 | |
| 14 Dec. | Patchy rain possible | 7° /1° | 0.2 mm | 2 | |
| 15 Dec. | Cloudy | 9° /4° | 0 mm | 3 | |
| 16 Dec. | Patchy rain possible | 9° /5° | 0.1 mm | 2 | |
| 17 Dec. | Cloudy | 10° /5° | 0.7 mm | 3 | |
| 18 Dec. | Patchy rain possible | 12° /6° | 7.8 mm | 3 | |
| 19 Dec. | Light rain | 11° /3° | 5.9 mm | 3 | |
| 20 Dec. | Patchy rain possible | 8° /2° | 1.1 mm | 2 | |
| 21 Dec. | Patchy rain possible | 11° /6° | 0.5 mm | 3 | |
| 22 Dec. | Moderate rain at times | 9° /4° | 1.2 mm | 3 | |
| 23 Dec. | Moderate or heavy rain shower | 9° /5° | 4.6 mm | 2 | |
| 24 Dec. | Cloudy | 10° /7° | 0.3 mm | 3 | |
| 25 Dec. | Moderate rain at times | 11° /6° | 2.2 mm | 3 | |
| 26 Dec. | Sunny | 8° /3° | 1.3 mm | 2 | |
| 27 Dec. | Moderate rain at times | 10° /5° | 4 mm | 3 | |
| 28 Dec. | Heavy rain at times | 9° /5° | 2.4 mm | 2 | |
| 29 Dec. | Overcast | 8° /3° | 0.9 mm | 2 | |
| 30 Dec. | Moderate or heavy rain shower | 10° /4° | 3.5 mm | 3 | |
| 31 Dec. | Heavy rain at times | 9° /5° | 4.2 mm | 2 | |
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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.
Swindon in December - FAQ
What are the expected maximum and minimum temperatures in Swindon 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 Swindon during December?
Significant rainfall exceeding 104.9 mm is expected in Swindon during December, occurring over more than 21 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Swindon in December 2025?
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 31 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 💧
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