Water temperature in Ireland

Current water temperatures in Ireland – lakes, rivers and coasts, ranked live.

Updated on July 17, 2026

1Atlantic, Dingle20.8 °C 2Atlantic, Banna Strand20.7 °C 3Irish Sea, Portmarnock20.3 °C 4Atlantic, Salthill20.0 °C 5Celtic Sea, Tramore20.0 °C 6Irish Sea, Rosslare19.2 °C 7Atlantic, Inchydoney19.1 °C 8Atlantic, Lahinch19.0 °C 9Irish Sea, Brittas Bay18.9 °C 10Atlantic, Bundoran18.8 °C 11Atlantic, Strandhill18.4 °C 12Atlantic, Kilkee18.3 °C