The climate in Biddeford during September can be summarized as mild and a little damp.
September is in the fall / autumn in Biddeford and is typically the 4th warmest month of the year. Daytime maximum temperatures average around 21°C (70°F), whilst at night 10°C (49°F) is normal.
Daytime temperature | 21.4°C 70.4°F |
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Nightly temperature | 9.7°C 49.4°F |
Average temperature | 15.5°C 59.9°F |
Daily sunshine | 8.1 hrs |
Avg rainfall | 83 mm 3.2 ins |
Rainy days | 9 days |
Sea temperature | 15.5°C 59.8°F |
Humidity | 76% |
Windspeed | 13kph 8 mph |
On average September is the 3rd driest month of the year in Biddeford with around 83mm 3.2 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 9 days, although this may vary considerably.
On the flip side this corresponds to an average of 8.1 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 Biddeford in September 2024.
Best places to visit in September
Hottest month: | July | 26.2°C 79.2°F |
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Driest month: | August | 74mm 2.9ins |
Sunniest month: | August | 9.2hrs |
Coldest month: | January | -0.5°C 31.1°F |
Wettest month: | November | 129mm 5.1ins |