Climate and monthly weather forecastLaytown, Ireland
Climate and monthly weather forecast
Weather in January
In Laytown, Ireland, the average seawater temperature in January is 9.6°C (49.3°F). Note: Swimming in 9.6°C (49.3°F) is deemed hazardous. Exposure to temperatures below 10°C (50°F) leads to immediate severe cold shock and hyperventilation. Weather in January »Weather in February
In February, the average sea temperature in Laytown, Ireland, is 8.8°C (47.8°F). Note: Dipping into 8.8°C (47.8°F) below 10°C (50°F) is possible with the right protection; absent that, anticipate cold shock and hampered breathing. Weather in February »Weather in March
With an average sea temperature of 8.3°C (46.9°F), March is the month with the coldest seawater in Laytown, Ireland. Note: Immersing oneself in 8.3°C (46.9°F) at sub-10°C (14°F) temperatures is a recipe for harsh cold shock and quickened breathing unless adequately equipped. Weather in March »Weather in April
In Laytown, Ireland, the average seawater temperature in April is 9°C (48.2°F). Note: Caution: 9°C (48.2°F) temperatures below 10°C (50°F) during swimming can result in intense cold shock and quickened breathing. Weather in April »Weather in May
In Laytown, Ireland, the average seawater temperature in May is 10.2°C (50.4°F). Note: In 10.2°C (50.4°F), even brief exposure to 13°C (55.4°F) feels biting, and anything less than 10°C (50°F) risks cold shock and impaired breathing, considering one's health. Weather in May »Weather in June
In June, the average sea temperature in Laytown, Ireland, is 12.2°C (54°F). Note: Dipping into 12.2°C (54°F) below 10°C (50°F) needs protective wear, or you'd face cold shock and breathing issues swiftly. Weather in June »Weather in July
In Laytown, Ireland, the average seawater temperature in July is 13.9°C (57°F). Note: To swim in 13.9°C (57°F) at less than 10°C (50°F), ensure you're well-protected. Weather in July »Weather in August
The month with the warmest seawater in Laytown, Ireland, is August, with an average sea temperature of 14.8°C (58.6°F). Note: With an efficient thermal swimsuit, one can navigate 14.8°C (58.6°F) even if it's colder than 10°C (50°F); otherwise, rapid cold shock and breathlessness might set in. Weather in August »Weather in September
In Laytown, Ireland, in September, the average water temperature is 14.7°C (58.5°F). Note: Swimming in 14.7°C (58.5°F) can be lethal. Merely spending a few minutes in 13°C (55.4°F) waters feels harsh, and venturing below 10°C (50°F) might disrupt breathing control and bring about cold shock, contingent on individual resilience. Weather in September »Weather in October
In October, the average sea temperature in Laytown, Ireland, is 13.9°C (57°F). Note: One needs to be cautious in 13.9°C (57°F) waters. 13°C (55.4°F) is already forbidding, but sub-10°C (14°F) can seriously disrupt your breathing and lead to a frigid shock, considering one's well-being. Weather in October »Weather in November
In November, the average sea temperature in Laytown, Ireland, is 12.9°C (55.2°F). Note: It is risky to swim in 12.9°C (55.2°F). Temperatures beneath 10°C (50°F) induce rapid cold shock and hyperventilation. Weather in November »Weather in December
In Laytown, Ireland, in December, the average water temperature is 11.2°C (52.2°F). Note: If planning to swim in 11.2°C (52.2°F) under 10°C (50°F), wear a protective suit. Weather in December »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
With an average sea temperature of 8.3°C (46.9°F), March is the month with the coldest seawater in Laytown.
June has the longest days of the year, with an average of 17h and 0min of daylight.
With an average sea temperature of 14.8°C (58.6°F), August is the month with the warmest seawater.
On Sunday, 27. October 2024, at 2:00 am, Daylight Saving Time starts in Laytown, 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.
The month with the shortest days in Laytown is December, with an average of 7h and 30min of daylight.
Average sea temperature
Laytown, Ireland
The best month for swimming (with the highest average sea temperature) is August (14.8°C).
The coldest month (with the lowest average sea temperature) is March (8.3°C).
Average daylight
Laytown, Ireland
- Average daylight in January:
8h and 6min - Average daylight in February:
9h and 48min - Average daylight in March:
11h and 54min - Average daylight in April:
14h and 6min - Average daylight in May:
16h and 0min - Average daylight in June:
17h and 0min
- Average daylight in July:
16h and 30min - Average daylight in August:
14h and 48min - Average daylight in September:
12h and 42min - Average daylight in October:
10h and 30min - Average daylight in November:
8h and 36min - Average daylight in December:
7h and 30min
The month with the longest days is June (Average daylight: 17h and 0min).
The month with the shortest days is December (Average daylight: 7h and 30min).








