May weather forecast
Plymouth, VT

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Weather in May

The last month of the spring, May, is a comfortable month in Plymouth, Vermont, with temperature in the range of an average low of 44.2°F (6.8°C) and an average high of 64°F (17.8°C).

Temperature

May signals a considerable rise in Plymouth's average high-temperature, advancing from a frosty 49.6°F (9.8°C) in April to an enjoyable 64°F (17.8°C). An average low-temperature of 44.2°F (6.8°C) is common during the nights of May.

Humidity

April and May, with an average relative humidity of 76%, are the least humid months.

Rainfall

In Plymouth, during May, the rain falls for 12.6 days and regularly aggregates up to 1.46" (37mm) of precipitation. In Plymouth, during the entire year, the rain falls for 104.7 days and collects up to 14.88" (378mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 1.7 snowfall days, in May, Plymouth aggregates 1.5" (38mm) of snow. In Plymouth, during the entire year, snow falls for 70.7 days and aggregates up to 37.6" (955mm) of snow.

Daylight

The average length of the day in May is 14h and 44min.
On the first day of May, sunrise is at 5:42 am and sunset at 7:53 pm. On the last day of the month, sunrise is at 5:12 am and sunset at 8:24 pm EDT.

Sunshine

In May, the average sunshine is 8h.

UV index

In Plymouth, the average daily maximum UV index in May is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the average person.
Note: The daily high UV index of 4 during May translates into the following recommendations:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
Updated: Aug 17, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in May?

The high-temperature, in May, in Plymouth, is 64°F (17.8°C), while the low-temperature averages to 44.2°F (6.8°C).

What are the least humid months?

April and May, with an average relative humidity of 76%, are the least humid months in Plymouth.

What is the average humidity in May?

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

How much does it rain in May?

In Plymouth, during May, the rain falls for 12.6 days and regularly aggregates up to 1.46" (37mm) of precipitation.

What is the last month it snows?

May is the last month it regularly snows. During 1.7 snowfall days, in May, Plymouth aggregates 1.5" (38mm) of snow.

How many hours of daylight does Plymouth have in May?

In May, the average day length is 14h and 44min.

When is the sunrise / sunset in May?

On the first day of May, sunrise is at 5:42 am and sunset at 7:53 pm. On the last day of the month, sunrise is at 5:12 am and sunset at 8:24 pm EDT.

How many hours of sunshine does Plymouth have in May?

In Plymouth, Vermont, the average sunshine duration in May is 8h.

What is the UV index intensity in May?

In May, the average daily maximum UV index in Plymouth is 4. A UV Index of 3 to 5 symbolizes a moderate health threat from 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
Plymouth, VT

Average temperature in May - Plymouth, VT
  • Average high temperature in May: 64°F

The warmest month (with the highest average high temperature) is July (77.2°F).
The month with the lowest average high temperature is January (24.1°F).

  • Average low temperature in May: 44.2°F

The month with the highest average low temperature is July (56.8°F).
The coldest month (with the lowest average low temperature) is January (12.2°F).

Average pressure in May
Plymouth, VT

Average pressure in May - Plymouth, VT
  • Average pressure in May: 29.98"Hg

The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in May
Plymouth, VT

Average wind speed in May - Plymouth, VT
  • Average wind speed in May: 6.4mph

The windiest months (with the highest average wind speed) are January and April (7.5mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

Average humidity in May
Plymouth, VT

Average humidity in May - Plymouth, VT
  • Average humidity in May: 76%

The month with the highest relative humidity is February (88%).
The months with the lowest relative humidity are April and May (76%).

Average rainfall in May
Plymouth, VT

Average rainfall in May - Plymouth, VT
  • Average rainfall in May: 1.46"

The wettest months (with the highest rainfall) are June and October (1.54").
The driest month (with the least rainfall) is September (0.79").

Average rainfall days in May
Plymouth, VT

Average rainfall days in May - Plymouth, VT
  • Average rainfall days in May: 12.6 days

The months with the highest number of rainy days are June and July (12.9 days).
The month with the least rainy days is February (2.7 days).

Average snowfall in May
Plymouth, VT

Average snowfall in May - Plymouth, VT
  • Average snowfall in May: 1.5"

The month with the highest snowfall is February (7.28").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Plymouth, VT

Average snowfall days in May - Plymouth, VT
  • Average snowfall days in May: 1.7 days

The month with the highest number of snowfall days is February (13.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Plymouth, VT

Average daylight in May / Average sunshine in May - Plymouth, VT
  • Average daylight in May: 14h and 4min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in May: 8h and 0min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 3h and 6min).

Average sunshine days in May
Plymouth, VT

Average sunshine days in May - Plymouth, VT
  • Average sunshine days in May: 15.5 days

The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is February (14 days).

Average UV index in May
Plymouth, VT

Average UV index in May - Plymouth, VT
  • Average UV index in May: 4

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are February and December (UV index 1).

Average cloud cover in May
Plymouth, VT

Average cloud cover in May - Plymouth, VT
  • Average cloud cover in May: 50

The month with the most cloud cover is February (Cloud cover 67).
The months with the least cloud cover are July and August (Cloud cover 38).

Average visibility in May
Plymouth, VT

Average visibility in May - Plymouth, VT
  • Average visibility in May: 5mi

The months with the highest visibility are January, March, April, May, June, July, August, September, October, November and December (5mi).
The month with the lowest visibility is February (4mi).

Plymouth, Vermont, USA

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