May
Weather in May
Sea temperature
In Rosslare, Ireland, the average seawater temperature in May is 10.8°C (51.4°F).Note: Dipping into 10.8°C (51.4°F) below 10°C (50°F) is possible with the right protection; absent that, anticipate cold shock and hampered breathing. Swimming momentarily at 13°C (55.4°F) can be jarring.
Daylight
In May, the average length of the day in Rosslare is 15h and 44min.On the first day of the month, sunrise is at 5:53 am and sunset at 8:51 pm. On the last day of May, sunrise is at 5:10 am and sunset at 9:36 pm IST.
Updated: Jan 27, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the sea water temperature in May in Rosslare?
In May, the average sea temperature in Rosslare is 10.8°C (51.4°F). Swimming in 10.8°C (51.4°F) is considered life-threatening. Even a few minutes in 13°C (55.4°F) water is uncomfortable, and swimming below 10°C (50°F) may cause total loss of breathing control and cold shock, depending on a person's physique.
What is the average length of the day in May in Rosslare?
In May, the average day length in Rosslare, Ireland, is 15h and 44min.
When are sunrise and sunset in May in Rosslare?
In May, on the first day of the month, sunrise is at 5:53 am and sunset at 8:51 pm. On the last day of the month, in Rosslare, sunrise is at 5:10 am and sunset at 9:36 pm IST.
Average sea temperature in May
Rosslare, Ireland
- Average sea temperature in May: 10.8°C
The best month for swimming (with the highest average sea temperature) is August (15.4°C).
The coldest month (with the lowest average sea temperature) is March (8.4°C).
Average daylight in May
Rosslare, Ireland
- Average daylight in May: 15h and 4min
The month with the longest days is June (Average daylight: 16h and 42min).
The month with the shortest days is December (Average daylight: 7h and 48min).
