Wiscasset Weather in September

What's the weather like in Wiscasset (Maine) in September 2024?

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

September is in the fall / autumn in Wiscasset 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.

Wiscasset weather averages (imperial / metric)
Daytime temperature 21.1°C 70°F
Nightly temperature 9.5°C 49.1°F
Average temperature 15.3°C 59.5°F
Daily sunshine 7.4 hrs
Avg rainfall 82 mm 3.2 ins
Rainy days 9 days
Sea temperature 14.1°C 57.4°F
Humidity 78%
Windspeed 12.6kph 8 mph

On average September is the 3rd driest month of the year in Wiscasset with around 82mm 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 7.4 hours of sunshine per day.

September temperatures in Wiscasset

Wiscasset average temperature in September

September rainfall

Wiscasset average rain in September

September hourly sunshine

Wiscasset 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 Wiscasset in September 2024.