May weather forecast
West Topsham, VT

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Weather in May

May, the last month of the spring in West Topsham, is a refreshing month, with temperature in the range of an average low of 43.2°F (6.2°C) and an average high of 63.7°F (17.6°C).

Temperature

May signals a clear temperature escalation, with average high-temperatures advancing from April's chilly 48.2°F (9°C) to a refreshing 63.7°F (17.6°C). May brings an average low-temperature of 43.2°F (6.2°C) to West Topsham.

Humidity

With an average relative humidity of 76%, May is the least humid month.

Rainfall

In West Topsham, in May, it is raining for 17.8 days, with typically 2.99" (76mm) of accumulated precipitation. In West Topsham, during the entire year, the rain falls for 166.6 days and collects up to 32.01" (813mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 1 snowfall days, in May, West Topsham aggregates 1.14" (29mm) of snow. Throughout the year, there are 107.7 snowfall days, and 58.82" (1494mm) of snow is accumulated.

Daylight

The average length of the day in May is 14h and 47min.
On the first day of May, sunrise is at 5:39 am and sunset at 7:53 pm. On the last day of the month, sunrise is at 5:09 am and sunset at 8:25 pm EDT.

Sunshine

In West Topsham, the average sunshine in May is 7.7h.

UV index

In May, the average daily maximum UV index in West Topsham is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the ordinary person.
Note: The daily maximum UV index of 4 in May interprets into the following advice:
Undertake precautions - Guarding against sun damage is counselled. Direct Sun exposure should be minimized especially during midday when radiation is most intense. During bright days, sunglasses that offer UVA and UVB defense are recommended. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
Updated: Aug 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in May?

An average high-temperature, in May, in West Topsham, is 63.7°F (17.6°C) and the average low-temperature is 43.2°F (6.2°C).

What is the least humid month?

With an average relative humidity of 76%, May is the least humid month.

What is the average humidity in May?

The average relative humidity in May is 76%.

How much does it rain in West Topsham in May?

In May, the rain falls for 17.8 days. Throughout May, 2.99" (76mm) of precipitation is accumulated.

What is the last month it snows?

May is the last month it regularly snows. During 1 snowfall days, in May, West Topsham aggregates 1.14" (29mm) of snow.

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

The average day length in May is 14h and 47min.

What time are sunrise and sunset in May?

In May, on the first day of the month, sunrise is at 5:39 am and sunset at 7:53 pm. On the last day of the month, sunrise is at 5:09 am and sunset at 8:25 pm EDT.

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

In May, the average sunshine duration is 7.7h.

What is the UV index reading in May?

The average daily maximum UV index in May is 4. A UV Index value of 3 to 5 symbolizes a medium health risk from exposure to the Sun's UV radiation.
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 Topsham, VT

Average temperature in May - West Topsham, VT
  • Average high temperature in May: 63.7°F

The warmest month (with the highest average high temperature) is July (76.8°F).
The month with the lowest average high temperature is January (23.2°F).

  • Average low temperature in May: 43.2°F

The month with the highest average low temperature is July (55.2°F).
The coldest month (with the lowest average low temperature) is January (10.8°F).

Average pressure in May
West Topsham, VT

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

The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in May
West Topsham, VT

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

The windiest month (with the highest average wind speed) is April (7.3mph).
The calmest month (with the lowest average wind speed) is August (5mph).

Average humidity in May
West Topsham, VT

Average humidity in May - West Topsham, VT
  • Average humidity in May: 76%

The months with the highest relative humidity are January and February (89%).
The month with the lowest relative humidity is May (76%).

Average rainfall in May
West Topsham, VT

Average rainfall in May - West Topsham, VT
  • Average rainfall in May: 2.99"

The wettest month (with the highest rainfall) is June (3.43").
The driest month (with the least rainfall) is September (2.09").

Average rainfall days in May
West Topsham, VT

Average rainfall days in May - West Topsham, VT
  • Average rainfall days in May: 17.8 days

The month with the highest number of rainy days is June (18.8 days).
The month with the least rainy days is January (6.8 days).

Average snowfall in May
West Topsham, VT

Average snowfall in May - West Topsham, VT
  • Average snowfall in May: 1.14"

The month with the highest snowfall is February (13.31").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
West Topsham, VT

Average snowfall days in May - West Topsham, VT
  • Average snowfall days in May: 1 days

The month with the highest number of snowfall days is January (22.3 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 Topsham, VT

Average daylight in May / Average sunshine in May - West Topsham, VT
  • Average daylight in May: 14h and 5min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in May: 7h and 4min

The month with the most sunshine is July (Average sunshine: 9h and 48min).
The months with the least sunshine are January and February (Average sunshine: 2h and 42min).

Average sunshine days in May
West Topsham, VT

Average sunshine days in May - West Topsham, VT
  • Average sunshine days in May: 10.8 days

The month with the most sunshine days is September (14.6 days).
The month with the least sunshine days is February (5.5 days).

Average UV index in May
West Topsham, VT

Average UV index in May - West Topsham, VT
  • Average UV index in May: 4

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

Average cloud cover in May
West Topsham, VT

Average cloud cover in May - West Topsham, VT
  • Average cloud cover in May: 51

The months with the most cloud cover are January and February (Cloud cover 74).
The month with the least cloud cover is July (Cloud cover 39).

Average visibility in May
West Topsham, VT

Average visibility in May - West Topsham, VT
  • Average visibility in May: 5mi

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

West Topsham, Vermont, USA

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