New Bedford Weather in September

What's the weather like in New Bedford (Massachusetts) in September 2025?

The climate in New Bedford during September can be summarized as warm and a little damp.

September is in the fall / autumn in New Bedford and is typically the 4th warmest month of the year. Daytime maximum temperatures average around 23°C (73°F), whilst at night 14°C (57°F) is normal.

New Bedford weather averages (imperial / metric)
Daytime temperature 22.8°C 73°F
Nightly temperature 14°C 57.2°F
Average temperature 18.4°C 65.1°F
Daily sunshine 8.2 hrs
Avg rainfall 87 mm 3.4 ins
Rainy days 8 days
Sea temperature 18.4°C 65.2°F
Humidity 74%
Windspeed 15.5kph 10 mph

On average September is the 3rd driest month of the year in New Bedford with around 87mm 3.4 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 8 days, although this may vary considerably.

On the flip side this corresponds to an average of 8.2 hours of sunshine per day.

September temperatures in New Bedford

New Bedford average temperature in September

September rainfall

New Bedford average rain in September

September hourly sunshine

New Bedford 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 New Bedford in September 2025.

Other monthly averages

Best places to visit in September

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

New Bedford weather stats

New Bedford weather statistics
Hottest month: July 26.9°C 80.4°F
Driest month: July 76mm 3ins
Sunniest month: October 7.4hrs
Coldest month: January 2.9°C 37.2°F
Wettest month: December 119mm 4.7ins
Map showing location of New Bedford (41.63622, -70.9342) New Bedford map pin © Google

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