Average monthly water temperature in Rosslare, Ireland
On this page you find the mean water temperature over the year in Rosslare (Wexford County), Ireland. Get insights into the water temperature fluctuations and discover what they mean for visitors.
In Rosslare, cooler water temperatures are a year-round feature. The warmest month is August, averaging 15°C (59°F).
The coldest month, January, sees averages of 9°C (48°F). This does not make it a great month for visitors who enjoy swimming.
Rosslare Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Rosslare - and find the best time to visit.
Rosslare 3-Day Forecast
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Rosslare climate overview or explore weather in Ireland.
Popular this month
Where to go in August - average daytime high across popular destinations.
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