Swansea Weather Forecast
- 15
- 20
Thunder shower
- 15
- 17
Thunder shower
- 15
- 18
Light rain shower
- 15
- 18
Heavy rain shower
- 13
- 17
Heavy rain shower
- 13
- 17
Light rain shower
Today 27 Aug Wales
Widely cloudy as persistent rain spreads eastwards. Some heavy downpours at times, carrying a risk of hail and thunder. Brighter skies to follow with some late sunshine in the west. Maximum Temperature 21C.
Swansea Temperature Statistics
August Temperature
Pembrey Sands Samos (31km)
Lowest 6 August, 2025
8.9 °CAverage August
17.5 °CHighest 12 August, 2025
30.1 °C
Climate (2020–Present)
Pembrey Sands Samos (31km)
Average Low 2020–2025
8.1 °CAverage 2020–2025
11.5 °CAverage High 2020–2025
14.3 °C