Weather in January
In Bundoran, Ireland, the average seawater temperature in January is 9.9°C (49.8°F). Note: Swimming at temperatures less than 10°C (50°F) in 9.9°C (49.8°F) is feasible with the right swimsuit; if not, expect cold shock and breathlessness. Weather in January »
Weather in February
In Bundoran, Ireland, in February, the average water temperature is 9.3°C (48.7°F). Note: Beware when you're in 9.3°C (48.7°F) waters; 13°C (55.4°F) is chilling and anything below 10°C (50°F) could cause breathing hindrance and a sudden cold shock, given your physical condition. Weather in February »
Weather in March
The month with the coldest seawater in Bundoran, Ireland, is March, with an average sea temperature of 9.2°C (48.6°F). Note: Beware of 9.2°C (48.6°F) waters at 13°C (55.4°F), they're uninviting, and a dip below 10°C (50°F) has risks of breath loss and cold shock, contingent on health. Weather in March »
Weather in April
In Bundoran, Ireland, the average seawater temperature in April is 9.7°C (49.5°F). Note: It is risky to swim in 9.7°C (49.5°F). Temperatures beneath 10°C (50°F) induce rapid cold shock and hyperventilation. Weather in April »
Weather in May
In May, the average sea temperature in Bundoran, Ireland, is 10.9°C (51.6°F). Note: To swim in 10.9°C (51.6°F) at less than 10°C (50°F), ensure you're well-protected. Weather in May »
Weather in June
In Bundoran, Ireland, the average seawater temperature in June is 12.5°C (54.5°F). Note: In 12.5°C (54.5°F), cold shock and rapid breathing can occur when swimming at temperatures below 10°C (50°F). Weather in June »
Weather in July
In Bundoran, Ireland, in July, the average water temperature is 14.3°C (57.7°F). Note: Dipping into 14.3°C (57.7°F) below 10°C (50°F) needs protective wear, or you'd face cold shock and breathing issues swiftly. Weather in July »
Weather in August
August is the month with the warmest seawater in Bundoran, Ireland, with an average sea temperature of 14.9°C (58.8°F). Note: Dipping into 14.9°C (58.8°F) below 10°C (50°F) is possible with the right protection; absent that, anticipate cold shock and hampered breathing. Weather in August »
Weather in September
In Bundoran, Ireland, the average seawater temperature in September is 14.4°C (57.9°F). Note: One needs to be cautious in 14.4°C (57.9°F) waters. Weather in September »
Weather in October
In Bundoran, Ireland, in October, the average water temperature is 13.3°C (55.9°F). Note: If planning to swim in 13.3°C (55.9°F) under 10°C (50°F), wear a protective suit. Weather in October »
Weather in November
In Bundoran, Ireland, in November, the average water temperature is 12.3°C (54.1°F). Note: To swim in 12.3°C (54.1°F) at less than 10°C (50°F), ensure you're well-protected. Weather in November »
Weather in December
In December, the average sea temperature in Bundoran, Ireland, is 10.9°C (51.6°F). Note: Staying in 10.9°C (51.6°F) waters for just a few moments at 13°C (55.4°F) can be harrowing, and below 10°C (50°F) poses breathing and cold shock risks, depending on individual tolerance. Weather in December »
Updated: Aug 16, 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
When is the sea coldest?
March is the month with the coldest seawater, with an average sea temperature of 9.2°C (48.6°F).
When are the longest days?
June has the longest days of the year, with an average of 17h and 12min of daylight.
When is the sea warmest?
With an average sea temperature of 14.9°C (58.8°F), August is the month with the warmest seawater.
When is Daylight Saving Time (DST) in Bundoran?
On Sunday, 27. October 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from IST to GMT. Daylight Saving Time ends on Sunday, 30. March 2025, at 1:00 am, and the time zone reverts from GMT to IST.
What is the month with the shortest days?
The month with the shortest days is December, with an average of 7h and 24min of daylight.
Average sea temperature
Bundoran, Ireland
The best month for swimming (with the highest average sea temperature) is August (14.9°C).
The coldest month (with the lowest average sea temperature) is March (9.2°C).
Average daylight
Bundoran, Ireland
- Average daylight in January:
8h and 0min - Average daylight in February:
9h and 5min - Average daylight in March:
11h and 5min - Average daylight in April:
14h and 1min - Average daylight in May:
16h and 1min - Average daylight in June:
17h and 1min
- Average daylight in July:
16h and 4min - Average daylight in August:
14h and 5min - Average daylight in September:
12h and 4min - Average daylight in October:
10h and 3min - Average daylight in November:
8h and 3min - Average daylight in December:
7h and 2min
The month with the longest days is June (Average daylight: 17h and 12min).
The month with the shortest days is December (Average daylight: 7h and 24min).
Bundoran, Ireland
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