Swansea
December
Weather in Swansea for December 2024
Your guide to Swansea weather in December - trends and predictions
In general, the average temperature in Swansea at the beginning of December is 7.9 °C. As the month progressed, temperatures tended to noticeably warm up, reaching an average of 10.3 °C by the end of December.
Swansea experiences an exceptionally high level of rainfall in December, with more than 24 rainy days on average.
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5
Dry days
26
Rainy days
0
Snow days
10°/7°
Temperatures
38 km/h
Avg max wind
85 %
Avg humidity
Swansea in December average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  4° | ||||||
| 2  5° | 3 8° | 4  10° | 5 8° | 6 9° | 7 11° | 8 10° |
| 9  12° | 10 11° | 11 10° | 12 10° | 13 9° | 14 10° | 15 10° |
| 16 11° | 17 10° | 18 11° | 19 11° | 20 10° | 21 11° | 22  11° |
| 23  11° | 24 11° | 25 11° | 26 9° | 27 11° | 28 11° | 29 9° |
| 30 11° | 31 10° |
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Temperatures trend during December in Swansea
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. | Partly cloudy | 4° /2° | 0 mm | 2 | |
| 2 Dec. | Patchy rain possible | 5° /2° | 1.1 mm | 2 | |
| 3 Dec. | Light rain shower | 8° /5° | 20.1 mm | 2 | |
| 4 Dec. | Light drizzle | 10° /5° | 9.9 mm | 3 | |
| 5 Dec. | Patchy rain possible | 8° /6° | 0.3 mm | 2 | |
| 6 Dec. | Light drizzle | 9° /5° | 4.8 mm | 2 | |
| 7 Dec. | Light rain shower | 11° /9° | 17.3 mm | 3 | |
| 8 Dec. | Light rain shower | 10° /9° | 6.7 mm | 3 | |
| 9 Dec. | Moderate rain | 12° /9° | 16 mm | 3 | |
| 10 Dec. | Moderate rain | 11° /9° | 11.6 mm | 3 | |
| 11 Dec. | Patchy rain possible | 10° /9° | 2.2 mm | 3 | |
| 12 Dec. | Light rain shower | 10° /8° | 18.1 mm | 3 | |
| 13 Dec. | Patchy rain possible | 9° /5° | 0.2 mm | 2 | |
| 14 Dec. | Light drizzle | 10° /5° | 0.9 mm | 2 | |
| 15 Dec. | Patchy rain possible | 10° /9° | 0.3 mm | 3 | |
| 16 Dec. | Patchy rain possible | 11° /9° | 0.2 mm | 3 | |
| 17 Dec. | Patchy rain possible | 10° /9° | 0.3 mm | 3 | |
| 18 Dec. | Light rain | 11° /10° | 10.3 mm | 3 | |
| 19 Dec. | Moderate rain | 11° /7° | 14.7 mm | 3 | |
| 20 Dec. | Patchy rain possible | 10° /7° | 0.9 mm | 3 | |
| 21 Dec. | Patchy rain possible | 11° /10° | 0.6 mm | 3 | |
| 22 Dec. | Heavy rain at times | 11° /9° | 2.9 mm | 3 | |
| 23 Dec. | Moderate or heavy rain shower | 11° /9° | 9.6 mm | 3 | |
| 24 Dec. | Moderate rain at times | 11° /9° | 7.5 mm | 3 | |
| 25 Dec. | Moderate or heavy rain shower | 11° /7° | 11.9 mm | 3 | |
| 26 Dec. | Moderate rain at times | 9° /6° | 4.8 mm | 2 | |
| 27 Dec. | Moderate or heavy rain shower | 11° /7° | 12.8 mm | 3 | |
| 28 Dec. | Moderate or heavy rain shower | 11° /8° | 11.1 mm | 3 | |
| 29 Dec. | Moderate rain at times | 9° /7° | 7.1 mm | 2 | |
| 30 Dec. | Moderate or heavy rain shower | 11° /7° | 12.4 mm | 3 | |
| 31 Dec. | Heavy rain at times | 10° /7° | 15 mm | 3 | |
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Important Notice
Our weather forecast for Swansea 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 Swansea forecast closer to your planned date for the most up-to-date weather information.
Swansea in December - FAQ
What are the expected maximum and minimum temperatures in Swansea during December?
During December, expect a variety of temperatures with highs around 10° and lows near 7°, suitable for diverse activities and preferences.
How much rainfall should be expected in Swansea during December?
Significant rainfall exceeding 326.6 mm is expected in Swansea during December, occurring over more than 26 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Swansea during December?
The average wind speed in Swansea during December is 38 km/h, suggesting breezy to windy conditions, depending on your activities.
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