Rosslare Weather in September

What's the weather like in Rosslare (Leinster) in September 2022?

The climate in Rosslare during September can be summarized as mild and a little damp.

September is in the fall / autumn in Rosslare and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around 17°C (62°F), whilst at night 11°C (51°F) is normal.

Rosslare weather averages (imperial / metric)
Daytime temperature 16.7°C 62.1°F
Nightly temperature 10.7°C 51.3°F
Average temperature 13.7°C 56.7°F
Daily sunshine 5.2 hrs
Avg rainfall 80 mm 3.2 ins
Rainy days 15 days
Sea temperature 15.5°C 59.9°F
Humidity 85%
Windspeed 18.4kph 11 mph

On average September is the 5th wettest month of the year in Rosslare with around 80mm 3.2 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 15 days, although this may vary considerably.

On the flip side this corresponds to an average of 5.2 hours of sunshine per day.

September temperatures in Rosslare

Rosslare average temperature in September

September rainfall

Rosslare average rain in September

September hourly sunshine

Rosslare 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 Rosslare in September 2022.

Other monthly averages

Best places to visit in September

UV index Best time to go?

Rosslare weather stats

Rosslare weather statistics
Hottest month: July 18.2°C 64.8°F
Driest month: June 53mm 2.1ins
Sunniest month: May 7.3hrs
Coldest month: February 8°C 46.4°F
Wettest month: January 104mm 4.1ins
Map showing location of Rosslare (52.27583, -6.38444)

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