Weather in September
Sea temperature
In Kilrush, Ireland, the average seawater temperature in September is 15.1°C (59.2°F).Note: Most people do not find swimming enjoyable in water of 15.1°C (59.2°F). The task of controlling breathing becomes tougher as the temperature drops from 21°C (69.8°F) to 15°C (59°F).
Daylight
In Kilrush, the average length of the day in September is 12h and 40min.On the first day of September, sunrise is at 6:49 am and sunset at 8:25 pm. On the last day of the month, sunrise is at 7:38 am and sunset at 7:17 pm IST.
Frequently asked questions
How cold is the water in September in Kilrush?
In September, the average sea temperature is 15.1°C (59.2°F). For swimming, a surface water temperature of 15.1°C (59.2°F) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 21°C (69.8°F).
What is the average length of the day in September in Kilrush?
In Kilrush, the average day length in September is 12h and 40min.
When are sunrise and sunset in September in Kilrush?
In September, on the first day of the month, sunrise is at 6:49 am and sunset at 8:25 pm. On the last day of the month, in Kilrush, sunrise is at 7:38 am and sunset at 7:17 pm IST.
Average sea temperature in September
Kilrush, Ireland
- Average sea temperature in September: 15.1°C
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 in September
Kilrush, Ireland
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 48min).
The month with the shortest days is December (Average daylight: 7h and 42min).
Kilrush, Ireland
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