May weather forecast
Newtonville, MA

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Weather in May

The last month of the spring, May, is an enjoyable month in Newtonville, Massachusetts, with an average temperature varying between 66.7°F (19.3°C) and 49.6°F (9.8°C).

Temperature

May's onset brings a temperature rise, moving from a moderate 55.9°F (13.3°C) in April to a comfortable 66.7°F (19.3°C). Newtonville records an average nighttime low of 49.6°F (9.8°C) in May.

Humidity

The average relative humidity in May in Newtonville is 73%.

Rainfall

In Newtonville, in May, during 8.9 rainfall days, 0.51" (13mm) of precipitation is typically accumulated. In Newtonville, Massachusetts, during the entire year, the rain falls for 85.9 days and collects up to 5.87" (149mm) of precipitation.

Snowfall

Months with snowfall in Newtonville are January through May, November and December. May is the last month it regularly snows. During 0.1 snowfall days, in May, Newtonville aggregates 0.08" (2mm) of snow. Throughout the year, there are 18.8 snowfall days, and 3.15" (80mm) of snow is accumulated.

Daylight

In Newtonville, the average length of the day in May is 14h and 37min.
On the first day of the month, sunrise is at 5:38 am and sunset at 7:44 pm. On the last day of May, sunrise is at 5:10 am and sunset at 8:14 pm EDT.

Sunshine

The average sunshine in May in Newtonville is 8.5h.

UV index

In May, the average daily maximum UV index in Newtonville, Massachusetts, is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for average individuals.
Note: An average UV index of 5 in May transforms into this advice:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
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Frequently asked questions

What are May temperatures in Newtonville?

An average high-temperature, in May, in Newtonville, is 66.7°F (19.3°C) and the average low-temperature is 49.6°F (9.8°C).

What is the average humidity in May in Newtonville?

In Newtonville, Massachusetts, the average relative humidity in May is 73%.

How much does it rain in Newtonville in May?

In Newtonville, Massachusetts, during May, the rain falls for 8.9 days and regularly aggregates up to 0.51" (13mm) of precipitation.

What is the last month it snows in Newtonville?

May is the last month it regularly snows in Newtonville. During 0.1 snowfall days, in May, Newtonville aggregates 0.08" (2mm) of snow.

What is the average length of the day in May in Newtonville?

In May, the average day length in Newtonville, Massachusetts, is 14h and 37min.

What time are sunrise and sunset in May in Newtonville?

In May, on the first day of the month, sunrise is at 5:38 am and sunset at 7:44 pm. On the last day of the month, in Newtonville, Massachusetts, sunrise is at 5:10 am and sunset at 8:14 pm EDT.

How many hours of sunshine does Newtonville have in May?

In May, the average sunshine duration in Newtonville is 8.5h.

How high is the UV index in May in Newtonville?

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

Average temperature in May
Newtonville, MA

Average temperature in May - Newtonville, MA
  • Average high temperature in May: 66.7°F

The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (33.6°F).

  • Average low temperature in May: 49.6°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (21.7°F).

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Average pressure in May
Newtonville, MA

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

The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in May
Newtonville, MA

Average wind speed in May - Newtonville, MA
  • Average wind speed in May: 7.1mph

The windiest month (with the highest average wind speed) is January (9.1mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).

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Average humidity in May
Newtonville, MA

Average humidity in May - Newtonville, MA
  • Average humidity in May: 73%

The month with the highest relative humidity is February (78%).
The month with the lowest relative humidity is April (70%).

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Average rainfall in May
Newtonville, MA

Average rainfall in May - Newtonville, MA
  • Average rainfall in May: 0.51"

The wettest month (with the highest rainfall) is November (0.67").
The driest month (with the least rainfall) is September (0.24").

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Average rainfall days in May
Newtonville, MA

Average rainfall days in May - Newtonville, MA
  • Average rainfall days in May: 8.9 days

The month with the highest number of rainy days is July (10.2 days).
The month with the least rainy days is February (4.1 days).

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Average snowfall in May
Newtonville, MA

Average snowfall in May - Newtonville, MA
  • Average snowfall in May: 0.08"

The month with the highest snowfall is December (0.91").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in May
Newtonville, MA

Average snowfall days in May - Newtonville, MA
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is January (4.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in May /
Average sunshine in May
Newtonville, MA

Average daylight in May / Average sunshine in May - Newtonville, 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 6min).

  • Average sunshine in May: 8h and 3min

The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

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Average sunshine days in May
Newtonville, MA

Average sunshine days in May - Newtonville, MA
  • Average sunshine days in May: 18.7 days

The months with the most sunshine days are January and November (22.5 days).
The month with the least sunshine days is June (17.5 days).

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Average UV index in May
Newtonville, MA

Average UV index in May - Newtonville, MA
  • Average UV index in May: 5

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

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Average cloud cover in May
Newtonville, MA

Average cloud cover in May - Newtonville, MA
  • Average cloud cover in May: 46

The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 32).

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Average visibility in May
Newtonville, MA

Average visibility in May - Newtonville, MA
  • Average visibility in May: 6mi

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

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Newtonville, Massachusetts, USA

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