Ballyshannon Weather in September

What's the weather like in Ballyshannon (Ulster) in September 2024?

The climate in Ballyshannon during September can be summarized as mild and wet.

September is in the fall / autumn in Ballyshannon and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a cool 15°C (60°F), whilst at night 8°C (46°F) is normal.

Ballyshannon weather averages (imperial / metric)
Daytime temperature 15.3°C 59.5°F
Nightly temperature 7.8°C 46°F
Average temperature 11.5°C 52.7°F
Daily sunshine 3.7 hrs
Avg rainfall 141 mm 5.5 ins
Rainy days 21 days
Sea temperature 13.9°C 57°F
Humidity 90%
Windspeed 18.7kph 12 mph

On average September is the 5th wettest month of the year in Ballyshannon with around 141mm 5.5 inches of rain making it a wet time to visit. This rainfall is typically spread over 21 days, although this may vary considerably.

On the flip side this corresponds to an average of 3.7 hours of sunshine per day.

September temperatures in Ballyshannon

Ballyshannon average temperature in September

September rainfall

Ballyshannon average rain in September

September hourly sunshine

Ballyshannon average rain in September

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Ballyshannon in September 2024.

Other monthly averages

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Ballyshannon weather stats

Ballyshannon weather statistics
Hottest month: July 17.3°C 63.1°F
Driest month: April 82mm 3.2ins
Sunniest month: April 5.1hrs
Coldest month: January 6.2°C 43.2°F
Wettest month: December 165mm 6.5ins
Map showing location of Ballyshannon (54.5, -8.18333) Ballyshannon map pin © Google

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