The climate in Kennebunk during September can be summarized as mild and a little damp.
September is in the fall / autumn in Kennebunk and is typically the 4th warmest month of the year. Daytime maximum temperatures average around 22°C (71°F), whilst at night 9°C (48°F) is normal.
Daytime temperature | 21.5°C 70.7°F |
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Nightly temperature | 9.1°C 48.4°F |
Average temperature | 15.3°C 59.5°F |
Daily sunshine | 8.1 hrs |
Avg rainfall | 83 mm 3.3 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 Kennebunk with around 83mm 3.3 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 Kennebunk in September 2024.
Best places to visit in September
Hottest month: | July | 26.6°C 79.9°F |
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Driest month: | August | 76mm 3ins |
Sunniest month: | August | 9.2hrs |
Coldest month: | January | -0.6°C 30.9°F |
Wettest month: | November | 127mm 5ins |