May weather forecast and climate
New Bedford, MA

What is the temperature in May in New Bedford?

In May, in New Bedford, the average high-temperature is 65.5°F (18.6°C), and the average low-temperature is 49.3°F (9.6°C).

How many days does it rain in May in New Bedford?

In May, in New Bedford, Massachusetts, the rain falls for 11 days. Throughout May, 3.2" (81.3mm) of precipitation is accumulated.

Does it snow in New Bedford in May?

In May, in New Bedford, it doesn't snow. April is the latest month when it typically snows.

How cold is the water in May in New Bedford?

The average seawater temperature, in May, is 50.4°F (10.2°C). Swimming in 50.4°F (10.2°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.
Average temperature in May - New Bedford, MA
  • Average high temperature in May: 18.6°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 May: 9.6°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 May - New Bedford, MA
  • Average rainfall in May: 81.3mm

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 May - New Bedford, MA
  • Average rainfall days in May: 11 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 May - New Bedford, MA
  • Average snowfall in May: 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 May - New Bedford, MA
  • Average sea temperature in May: 10.2°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 May / Average sunshine in May - New Bedford, MA
  • Average daylight in May: 14.6h

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 May: 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 May - New Bedford, MA
  • Average UV index in May: 7

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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