Swansea Weather Forecast
- 11
- 13
Heavy rain
- 11
- 12
Light rain
- 11
- 14
Heavy rain shower
- 9
- 11
Light rain shower
- 8
- 12
Cloudy
- 8
- 11
Cloudy
Today 7 Dec Wales
A damp and cloudy start, as a band of rain continues to spread northeastwards through much of the day, bringing heavy and prolonged bursts. Strong winds persist for coastal regions. Maximum Temperature 14C.
Swansea Temperature Statistics
December Temperature
Pembrey Sands Samos (31km)
Lowest 4 December, 2025
1.4 °CAverage December
8.9 °CHighest 1 December, 2025
12.6 °C
Climate (2020–Present)
Pembrey Sands Samos (31km)
Average Low 2020–2025
8.2 °CAverage 2020–2025
11.5 °CAverage High 2020–2025
14.3 °C