City and County of Swansea (Swansea)
August
Weather in City and County of Swansea for August 2025
Your guide to City and County of Swansea weather in August - trends and predictions
High Temperature Warning - See hour by hour.
The forecast for the next days in City and County of Swansea predicts temperatures to be around 20 °C, close to the historical average.
In general, the average temperature in City and County of Swansea at the beginning of August is 19.3 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 17 °C by the end of August.
City and County of Swansea experiences heavy rainfall in August, with over 20 rainy days and an average total precipitation 123.8 mm.
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Official Weather Alert ⚠️
Temperatures
Rain 🌧️
More
7
Dry days
24
Rainy days
0
Snow days
17°/14°
Temperatures
27 km/h
Avg max wind
82 %
Avg humidity
City and County of Swansea Weather August
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Temperatures trend during August in City and County of Swansea
See the weather trend as well as the moving average line
August weather in City and County of Swansea day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Aug. |  Sunny | 18° /11° | 0 mm | 1.8 | |
| 2 Aug. |  Partly cloudy | 19° /10° | 0 mm | 1.9 | |
| 3 Aug. |  Patchy rain possible | 20° /16° | 1.3 mm | 0.7 | |
| 4 Aug. |  Moderate rain | 19° /13° | 5.7 mm | 0.5 | |
| 5 Aug. | Sunny | 19° /11° | 0 mm | 1.5 | |
| 6 Aug. | Partly cloudy | 19° /13° | 0 mm | 5 | |
| 7 Aug. | Sunny | 21° /14° | 0 mm | 5 | |
| 8 Aug. | Sunny | 22° /14° | 0 mm | 5 | |
| 9 Aug. | Sunny | 24° /14° | 0 mm | 5 | |
| 10 Aug. | Sunny | 24° /14° | 0 mm | 5 | |
| 11 Aug. | Partly cloudy | 24° /16° | 0 mm | 5 | |
| 12 Aug. | Patchy rain possible | 19° /14° | 0.1 mm | 4 | |
| 13 Aug. | Moderate rain | 16° /13° | 8 mm | 3 | |
| 14 Aug. | Patchy rain possible | 17° /14° | 3.8 mm | 3 | |
| 15 Aug. | Patchy rain possible | 18° /14° | 4.1 mm | 4 | |
| 16 Aug. |  Cloudy | 18° /12° | 0 mm | 5 | |
| 17 Aug. | Patchy rain possible | 19° /14° | 0.4 mm | 5 | |
| 18 Aug. |  Moderate or heavy rain shower | 19° /14° | 6.7 mm | 5 | |
| 19 Aug. | Moderate rain at times | 18° /15° | 15.3 mm | 4 | |
| 20 Aug. | Patchy rain possible | 17° /14° | 1.8 mm | 4 | |
| 21 Aug. | Moderate rain at times | 17° /13° | 3.2 mm | 4 | |
| 22 Aug. | Patchy rain possible | 17° /15° | 2.8 mm | 4 | |
| 23 Aug. | Patchy rain possible | 18° /14° | 7.3 mm | 4 | |
| 24 Aug. | Patchy rain possible | 17° /12° | 3 mm | 4 | |
| 25 Aug. | Light rain shower | 16° /12° | 3.8 mm | 4 | |
| 26 Aug. | Light rain shower | 16° /13° | 3.9 mm | 4 | |
| 27 Aug. | Patchy rain possible | 17° /13° | 0.5 mm | 4 | |
| 28 Aug. | Patchy rain possible | 18° /13° | 1 mm | 4 | |
| 29 Aug. | Light rain shower | 17° /13° | 1 mm | 4 | |
| 30 Aug. | Patchy rain possible | 17° /11° | 0.2 mm | 5 | |
| 31 Aug. | Moderate or heavy rain shower | 18° /13° | 13.4 mm | 4 | |
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Important Notice
Our weather forecast for City and County of Swansea in August 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 City and County of Swansea forecast closer to your planned date for the most up-to-date weather information.
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City and County of Swansea in August - FAQ
What are the expected maximum and minimum temperatures in City and County of Swansea during August?
Enjoy moderate daytime temperatures of up to 17° and cooler nights around 14°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in City and County of Swansea during August?
Significant rainfall exceeding 123.8 mm is expected in City and County of Swansea during August, occurring over more than 24 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in City and County of Swansea during August?
The average wind speed in City and County of Swansea during August is 27 km/h, suggesting breezy to windy conditions, depending on your activities.
August rainfall patterns in City and County of Swansea
Explore the daily rainfall trends and prepare for City and County of Swanseas August weather 💧
UV exposure in City and County of Swansea during August
Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
Top locations in City and County of Swansea
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