Sea Temps

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Sea temperature in Donegal today

10 beaches and coastal towns in Donegal, Ireland.

Average, 28 Oct 2026
12.9 °C
0.3 °C warmer than normal
Warmest
13.2 °C
Coldest
12.7 °C

All places in Donegal

PlaceLatestvs normal
Bunbeg13.1 °C+0.4
Buncrana12.8 °C+0.3
Bundoran13.0 °C+0.3
Culdaff12.7 °C+0.1
Downings12.8 °C+0.3
Dunfanaghy12.9 °C+0.2
Lisfannon Beach12.8 °C+0.3
Portnoo13.2 °C+0.5
Rathmullan12.8 °C+0.3
Tullan Strand13.0 °C+0.4

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

Other areas in Ireland

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