September weather forecast and climate
New Bedford, MA

What is the temperature in September in New Bedford?

In September, in New Bedford, the average high-temperature is 72.1°F (22.3°C), and the average low-temperature is 57°F (13.9°C).

How much does it rain in New Bedford in September?

In New Bedford, Massachusetts, in September, during 8 rainfall days, typically, 3.3" (83.8mm) of precipitation is accumulated.

How cold is the water in September in New Bedford?

In New Bedford, Massachusetts, in September, the average water temperature is 65.8°F (18.8°C). For most, swimming in 65.8°F (18.8°C) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 69.8°F (21°C) to 59°F (15°C).
Average temperature in September - New Bedford, MA
  • Average high temperature in September: 22.3°C

The warmest month (with the highest average high temperature) is July (26.7°C).
The month with the lowest average high temperature is January (3.1°C).

  • Average low temperature in September: 13.9°C

The month with the highest average low temperature is July (18.2°C).
Coldest months (with the lowest average low temperature) are January and February (-4.7°C).

Average rainfall in September - New Bedford, MA
  • Average rainfall in September: 83.8mm

Wettest months (with the highest rainfall) are March and August (106.7mm).
The driest month (with the lowest rainfall) is July (73.7mm).

Average rainfall days in September - New Bedford, MA
  • Average rainfall days in September: 8 days

Months with the highest number of rainy days are January, March, April, May and December (11 days).
Months with the lowest number of rainy days are September and October (8 days).

Average snowfall in September - New Bedford, MA
  • Average snowfall in September: 0mm

The month with the highest snowfall is February (246.4mm).
Months with the lowest snowfall are May, June, July, August, September and October (0mm).

Average sea temperature in September - New Bedford, MA
  • Average sea temperature in September: 18.8°C

The best month for swimming (with the highest average sea temperature) is August (20.3°C).
The coldest month (with the lowest average sea temperature) is February (3.4°C).

Average daylight in September / Average sunshine in September - New Bedford, MA
  • Average daylight in September: 12.5h

The month with the longest days is June (Average daylight: 15.2h).
The month with shortest days is December (Average daylight: 9.2h).

  • Average sunshine in September: 8h

Months with most sunshine are June and July (Average sunshine: 9h).
Months with least sunshine are January, November and December (Average sunshine: 5).

Average UV index in September - New Bedford, MA
  • Average UV index in September: 6

Months with the highest UV index are June, July and August (UV index 8).
Months with the lowest UV index are January and December (UV index 1).

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