Monthly weather forecast and climate
Kilrush, Ireland

In January, the average sea temperature in Kilrush, Ireland, 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 January »

February and March, with an average sea temperature of 9.7°C (49.5°F), are months with the coldest seawater in Kilrush, Ireland. Note: Swimming in 9.7°C (49.5°F) is considered life-threatening. Weather in February »

Months with the coldest seawater in Kilrush, Ireland, are February and March, with an average sea temperature of 9.7°C (49.5°F). Note: Swimming in 9.7°C (49.5°F) is considered life-threatening. Weather in March »

In Kilrush, Ireland, in April, the average water temperature is 10.3°C (50.5°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 Kilrush, Ireland, the average seawater temperature in May is 11.6°C (52.9°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 May »

In Kilrush, Ireland, the average seawater temperature in June is 13°C (55.4°F). Note: Swimming in 13°C (55.4°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 June »

In Kilrush, Ireland, the average seawater temperature in July is 14.9°C (58.8°F). Note: Swimming in 14.9°C (58.8°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation. Weather in July »

The month with the warmest seawater in Kilrush, Ireland, is August, with an average sea temperature of 15.8°C (60.4°F). Note: For most, swimming in 15.8°C (60.4°F) is not an enjoyable activity. Weather in August »

In September, the average sea temperature in Kilrush, Ireland, is 15.1°C (59.2°F). Note: Swimming in 15.1°C (59.2°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F). Weather in September »

In October, the average sea temperature in Kilrush, Ireland, is 13.8°C (56.8°F). Note: Swimming in 13.8°C (56.8°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 October »

In November, the average sea temperature in Kilrush, Ireland, is 12.6°C (54.7°F). Note: Swimming in 12.6°C (54.7°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 November »

In December, the average sea temperature in Kilrush, Ireland, is 11.2°C (52.2°F). Note: Swimming in 11.2°C (52.2°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 December »

What are the months with the coldest sea water in Kilrush?

February and March, with an average sea temperature of 9.7°C (49.5°F), are months with the coldest seawater in Kilrush.

When are the longest days in Kilrush?

With an average of 16.8h of daylight, June has the longest days of the year.

What month is the sea warmest in Kilrush?

August is the month with the warmest seawater, with an average sea temperature of 15.8°C (60.4°F).

What is the month with the shortest days in Kilrush?

December has the shortest days of the year in Kilrush, Ireland, with an average of 7.7h of daylight.
Average sea temperature - Kilrush, Ireland

The best month for swimming (with the highest average sea temperature) is August (15.8°C).
The coldest months (with the lowest average sea temperature) are February and March (9.7°C).

Average daylight - Kilrush, Ireland

The month with the longest days is June (Average daylight: 16.8h).
The month with the shortest days is December (Average daylight: 7.7h).