The climate in Harbour Breton during September can be summarized as mild and wet.
September is in the fall / autumn in Harbour Breton and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a cool 16°C (61°F), whilst at night 7°C (45°F) is normal.
|Daytime temperature||16.1°C 61°F|
|Nightly temperature||7°C 44.6°F|
|Average temperature||11.6°C 52.8°F|
|Daily sunshine||5.1 hrs|
|Avg rainfall||133 mm 5.3 ins|
|Rainy days||14 days|
|Sea temperature||14.1°C 57.5°F|
|Windspeed||20.7kph 13 mph|
On average September is the 5th wettest month of the year in Harbour Breton with around 133mm 5.3 inches of rain making it a wet time to visit. This rainfall is typically spread over 14 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.1 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 Harbour Breton in September 2023.
|Hottest month:||August||19.8°C 67.6°F|
|Driest month:||July||107mm 4.2ins|
|Coldest month:||February||-1.9°C 28.6°F|
|Wettest month:||November||160mm 6.3ins|