Rosslare Weather & Climate: Best Time to Visit
Rosslare, Wexford County, Ireland, has a moderate seasonal temperature range, with August reaching 18°C (64°F) and February cooling to 10°C (50°F).
Rainfall is high, totalling around 1023 mm (40 in) per year. November is the wettest month and May the driest. The most sunshine falls in May, with an average of 7.1 hours of daily sunshine.
Monthly Temperature in Rosslare
In Rosslare, seasonal changes bring about a moderate variation in temperatures. Average maximum daytime temperatures range from a moderate 18°C (64°F) in August, the warmest time of the year, to a chilly 10°C (50°F) during cooler months like February.
At night, you can expect temperatures ranging from 14°C (57°F) in August to around 6°C (43°F) during February.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Rosslare
Rosslare is known for its substantial rainfall, with annual precipitation reaching 1023 mm (40 in). While rainfall varies throughout the year, each season offers its own charm. November brings wetter days averaging 125 mm (4.9 in) of precipitation, spread over 17 rainy days.
In contrast, the driest month May experiences a drier climate, with about 61 mm (2.4 in) of rainfall spread across 15 rainy days. For more details, please visit our Rosslare Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Rosslare
Seasonal changes in sunshine hours are quite dramatic in Rosslare. While May receives considerable daily sunshine with up to 7.1 hours, December marks the darkest time of the year, where sunshine is scarce with only 1.8 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Water Temperature in Rosslare
The mean water temperature over the year ranges from 9°C (48°F) in January to 15°C (59°F) in August.
Water temperature over the year
Humidity in Rosslare by Month
The relative humidity is high throughout the year in Rosslare.
The city experiences its highest humidity in December, reaching 82%. In April, the humidity drops to its lowest level at 76%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Wind Speed in Rosslare
The average wind speed over the year ranges from 4 m/s (8 knots) to 6 m/s (12 knots). It is lower in July and higher in January, February, March, April, October, November and December. What does this mean?
The mean monthly wind speed over the year (meters per second)
Rosslare 3-Day Forecast
Check the conditions for any month of the year.
Best Time to Visit Rosslare
During July, August and September, Rosslare experiences its most favorable weather, with temperatures between 17°C (63°F) and 18°C (64°F). These mild conditions make it an excellent time for a visit.The weather does bring rainfall during this period, between 69 mm (2.7 in) and 81 mm (3.2 in). Looking for inspiration on where to travel this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.
