Gaillimh Weather in September

What's the weather like in Gaillimh (Connaught) in September 2022?

The climate in Gaillimh during September can be summarized as mild and damp.

September is in the fall / autumn in Gaillimh and is typically the 4th warmest month of the year. Daytime maximum temperatures average around 17°C (62°F), whilst at night 9°C (49°F) is normal.

Gaillimh weather averages (imperial / metric)
Daytime temperature 16.8°C 62.2°F
Nightly temperature 9.3°C 48.7°F
Average temperature 13°C 55.4°F
Daily sunshine 3.7 hrs
Avg rainfall 104 mm 4.1 ins
Rainy days 20 days
Sea temperature 14.6°C 58.2°F
Humidity 86%
Windspeed 16.9kph 11 mph

On average September is the 5th wettest month of the year in Gaillimh with around 104mm 4.1 inches of rain making it a damp time to visit. This rainfall is typically spread over 20 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 Gaillimh

Gaillimh average temperature in September

September rainfall

Gaillimh average rain in September

September hourly sunshine

Gaillimh 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 Gaillimh in September 2022.

Other monthly averages

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UV index Best time to go?

Gaillimh weather stats

Gaillimh weather statistics
Hottest month: July 18.7°C 65.7°F
Driest month: April 61mm 2.4ins
Sunniest month: May 5.9hrs
Coldest month: January 7.8°C 46°F
Wettest month: November 117mm 4.6ins
Map showing location of Gaillimh (53.27194, -9.04889)

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