The climate in Ballyclare during September can be summarized as mild and damp.
September is in the fall / autumn in Ballyclare and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a cool 15°C (59°F), whilst at night 8°C (47°F) is normal.
Daytime temperature | 15.2°C 59.3°F |
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Nightly temperature | 8.3°C 46.9°F |
Average temperature | 11.7°C 53.1°F |
Daily sunshine | 4 hrs |
Avg rainfall | 104 mm 4.1 ins |
Rainy days | 19 days |
Sea temperature | 14.6°C 58.3°F |
Humidity | 90% |
Windspeed | 19.4kph 12 mph |
On average September is the 3rd wettest month of the year in Ballyclare with around 104mm 4.1 inches of rain making it a damp time to visit. This rainfall is typically spread over 19 days, although this may vary considerably.
On the flip side this corresponds to an average of 4 hours of sunshine per day.
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 Ballyclare in September 2024.
Best places to visit in September
Hottest month: | July | 17.4°C 63.3°F |
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Driest month: | April | 66mm 2.6ins |
Sunniest month: | May | 6.4hrs |
Coldest month: | January | 5.9°C 42.6°F |
Wettest month: | October | 110mm 4.3ins |