Swansea Bay Weather Forecast
- 1
- 7
Cloudy
- 5
- 6
Partly cloudy
- 2
- 6
Overcast
- 3
- 6
Partly cloudy
- 5
- 7
Overcast
- 2
- 7
Cloudy
Today 28 Dec Wales
Rather cloudy for most, with occasional bright or sunny intervals possible. Perhaps more generally sunny at times in some western areas. Slightly breezy but not as windy as on Saturday. Maximum Temperature 7C.
Tonight 28 Dec Wales
Fairly cloudy in many places this evening but increasingly prolonged clear periods developing overnight. Patchy mist and freezing fog developing later and turning cold with a frost developing in places. Minimum Temperature -1C.
Swansea Bay Temperature Statistics
December Temperature
Pembrey Sands Samos (29km)
Lowest 26 December, 2025
-0.9 °CAverage December
9 °CHighest 9 December, 2025
14.1 °C
Climate (2020–Present)
Pembrey Sands Samos (29km)
Average Low 2020–2025
8.2 °CAverage 2020–2025
11.6 °CAverage High 2020–2025
14.3 °C