Balbriggan
Ireland
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Balbriggan, Ireland

In Balbriggan, Ireland, in January, the average water temperature is 9.6°C (49.3°F). Note: At temperatures below 10°C (50°F), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Weather in January »
In Balbriggan, Ireland, in February, the average water temperature is 8.8°C (47.8°F). Note: Swimming in 8.8°C (47.8°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. Weather in February »

The month with the coldest seawater in Balbriggan, Ireland, is March, with an average sea temperature of 8.3°C (46.9°F). Note: At temperatures below 10°C (50°F), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Weather in March »

In Balbriggan, Ireland, the average seawater temperature in April is 9°C (48.2°F). Note: At temperatures below 10°C (50°F), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Weather in April »

In Balbriggan, Ireland, the average seawater temperature in May is 10.2°C (50.4°F). Note: Swimming in 10.2°C (50.4°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. Weather in May »

In June, the average sea temperature in Balbriggan, Ireland, is 12.2°C (54°F). Note: Swimming in 12.2°C (54°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. Weather in June »

In July, the average sea temperature in Balbriggan, Ireland, is 13.9°C (57°F). Note: At temperatures below 10°C (50°F), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Weather in July »

The month with the warmest seawater in Balbriggan, Ireland, is August, with an average sea temperature of 14.8°C (58.6°F). Note: Swimming in 14.8°C (58.6°F) is considered life-threatening. Weather in August »

In September, the average sea temperature in Balbriggan, Ireland, is 14.7°C (58.5°F). Note: Swimming in 14.7°C (58.5°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. Weather in September »

In October, the average sea temperature in Balbriggan, Ireland, is 13.9°C (57°F). Note: Swimming in 13.9°C (57°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation. Weather in October »

In Balbriggan, Ireland, in November, the average water temperature is 12.9°C (55.2°F). Note: Swimming in 12.9°C (55.2°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation. Weather in November »

In Balbriggan, Ireland, the average seawater temperature in December is 11.2°C (52.2°F). Note: At temperatures below 10°C (50°F), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Weather in December »

When is the sea coldest in Balbriggan?

March is the month with the coldest seawater in Balbriggan, with an average sea temperature of 8.3°C (46.9°F).

When are the longest days in Balbriggan?

June has the longest days of the year in Balbriggan, Ireland, with an average of 17h of daylight.

When is the sea warmest in Balbriggan?

August is the month with the warmest seawater, with an average sea temperature of 14.8°C (58.6°F).

What is the month with the shortest days in Balbriggan?

The month with the shortest days is December, with an average of 7.6h of daylight.
Average sea temperature - Balbriggan, 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 - Balbriggan, Ireland