Sea Temps

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Sea temperature in Swansea today

2 beaches and coastal towns in Swansea, Wales.

Average, 28 Oct 2026
14.4 °C
0.5 °C warmer than normal
Warmest
14.7 °C
Coldest
14.2 °C

All places in Swansea

PlaceLatestvs normal
Mumbles14.2 °C+0.3
Rhossili14.7 °C+0.7

"vs normal" compares the latest reading with the 2003 to 2014 average for the same date, in °C.

Other areas in Wales

Satellite estimates on a grid about 1 km wide. Shoreline water can differ by several degrees. Not safety advice.