Average monthly water temperature in Waterville, Ireland
On this page you find the mean water temperature over the year in Waterville (Kerry), Ireland. Discover when the water is at its warmest and coolest, perfect for planning your visit.
In Waterville, cooler water temperatures are a year-round feature. The warmest month is September, averaging 15°C.
The coldest month, March, sees averages of 9°C. This does not make it a great month for visitors who enjoy swimming.