Average water temperature in Valentia
On this page you find the mean water temperature over the year in Valentia (), Ireland. Discover when the water is at its warmest and coolest, perfect for planning your visit.
In Valentia, water temperatures remain cool throughout the year. The warmest month is September, with an average water temperature of 15°C.
The coldest water temperature month is March, with an average temperature of 9°C. This temperature is not very suitable for swimming.