Sea Temps

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Sea temperature in Newry Mourne and Down today

1 place in Newry Mourne and Down, Northern Ireland.

Average, 28 Oct 2026
12.5 °C
close to normal
Warmest
12.5 °C
Coldest
12.5 °C

All places in Newry Mourne and Down

PlaceLatestvs normal
Newcastle12.5 °C-0.1

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

Other areas in Northern Ireland

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