May weather forecast
West Millbury, MA

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Weather in May

The last month of the spring, May, is a comfortable month in West Millbury, Massachusetts, with temperature in the range of an average high of 67.1°F (19.5°C) and an average low of 48°F (8.9°C).

Temperature

A rise in the average high-temperature is observed during May, moving from 55.6°F (13.1°C) in April to a still refreshing 67.1°F (19.5°C). May brings with it a nighttime average temperature of 48°F (8.9°C).

Humidity

In West Millbury, the average relative humidity in May is 76%.

Rainfall

In West Millbury, Massachusetts, during May, the rain falls for 16 days and regularly aggregates up to 2.44" (62mm) of precipitation. In West Millbury, during the entire year, the rain falls for 151.1 days and collects up to 31.26" (794mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.1 snowfall days, in May, West Millbury aggregates 0.16" (4mm) of snow. Throughout the year, in West Millbury, there are 37.7 snowfall days, and 20.59" (523mm) of snow is accumulated.

Daylight

In May, the average length of the day is 14h and 36min.
On the first day of the month, sunrise is at 5:41 am and sunset at 7:46 pm. On the last day of May, sunrise is at 5:13 am and sunset at 8:16 pm EDT.

Sunshine

In West Millbury, the average sunshine in May is 8.1h.

UV index

In West Millbury, the average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for average individuals.
Note: In May, the maximum UV index of 5 suggests these recommendations:
Exercise prevention - Protecting skin and eyes from harm is required. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Updated: Jul 20, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for West Millbury in May?

In May, the average high-temperature and low-temperature are 67.1°F (19.5°C) and 48°F (8.9°C) respectively.

What is the average humidity in May in West Millbury?

In May, the average relative humidity is 76%.

How much does it rain in West Millbury in May?

In May, in West Millbury, the rain falls for 16 days. Throughout May, 2.44" (62mm) of precipitation is accumulated.

What is the last month it snows?

May is the last month it regularly snows. During 0.1 snowfall days, in May, West Millbury aggregates 0.16" (4mm) of snow.

How many hours of daylight does West Millbury have in May?

The average day length in May is 14h and 36min.

When are sunrise and sunset in May?

On the first day of May, sunrise is at 5:41 am and sunset at 7:46 pm. On the last day of the month, sunrise is at 5:13 am and sunset at 8:16 pm EDT.

How many hours of sunshine does West Millbury have in May?

The average sunshine duration in May is 8.1h.

How high is the UV index in May?

In West Millbury, Massachusetts, the average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a medium hazard to health from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
West Millbury, MA

Average temperature in May - West Millbury, MA
  • Average high temperature in May: 67.1°F

The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (31.5°F).

  • Average low temperature in May: 48°F

The month with the highest average low temperature is July (61.7°F).
The coldest month (with the lowest average low temperature) is January (19.6°F).

Average pressure in May
West Millbury, MA

Average pressure in May - West Millbury, MA
  • Average pressure in May: 30.01"Hg

The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in May
West Millbury, MA

Average wind speed in May - West Millbury, MA
  • Average wind speed in May: 7mph

The windiest month (with the highest average wind speed) is January (9mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).

Average humidity in May
West Millbury, MA

Average humidity in May - West Millbury, MA
  • Average humidity in May: 76%

The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is April (72%).

Average rainfall in May
West Millbury, MA

Average rainfall in May - West Millbury, MA
  • Average rainfall in May: 2.44"

The wettest month (with the highest rainfall) is December (3.11").
The driest month (with the least rainfall) is September (1.81").

Average rainfall days in May
West Millbury, MA

Average rainfall days in May - West Millbury, MA
  • Average rainfall days in May: 16 days

The month with the highest number of rainy days is July (16.3 days).
The months with the least rainy days are January and February (7.8 days).

Average snowfall in May
West Millbury, MA

Average snowfall in May - West Millbury, MA
  • Average snowfall in May: 0.16"

The months with the highest snowfall are February and March (5.08").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
West Millbury, MA

Average snowfall days in May - West Millbury, MA
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is March (9.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
West Millbury, MA

Average daylight in May / Average sunshine in May - West Millbury, MA
  • Average daylight in May: 14h and 4min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in May: 8h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

Average sunshine days in May
West Millbury, MA

Average sunshine days in May - West Millbury, MA
  • Average sunshine days in May: 13.8 days

The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is July (12.9 days).

Average UV index in May
West Millbury, MA

Average UV index in May - West Millbury, MA
  • Average UV index in May: 5

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in May
West Millbury, MA

Average cloud cover in May - West Millbury, MA
  • Average cloud cover in May: 49

The month with the most cloud cover is March (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 37).

Average visibility in May
West Millbury, MA

Average visibility in May - West Millbury, MA
  • Average visibility in May: 5mi

The months with the highest visibility are March, April, November and December (6mi).
The months with the lowest visibility are January, February, May, June, July, August, September and October (5mi).

West Millbury, Massachusetts, USA

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