May weather forecast
Westminster, VT

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Weather in May

The last month of the spring, May, is a refreshing month in Westminster, Vermont, with temperature in the range of an average low of 45.1°F (7.3°C) and an average high of 65.8°F (18.8°C).

Temperature

In May, the average high-temperature increases from a cool 52°F (11.1°C) in April to an enjoyable 65.8°F (18.8°C). Westminster's nighttime temperature in May falls to an average of 45.1°F (7.3°C).

Humidity

In May, the average relative humidity is 75%.

Rainfall

In Westminster, Vermont, during May, the rain falls for 11.9 days and regularly aggregates up to 1.34" (34mm) of precipitation. Throughout the year, there are 113.5 rainfall days, and 16.77" (426mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.2 snowfall days, in May, Westminster aggregates 0.2" (5mm) of snow. Throughout the year, there are 31 snowfall days, and 16.22" (412mm) of snow is accumulated.

Daylight

In Westminster, the average length of the day in May is 14h and 41min.
On the first day of May, sunrise is at 5:42 am and sunset at 7:51 pm. On the last day of the month, sunrise is at 5:13 am and sunset at 8:22 pm EDT.

Sunshine

In Westminster, the average sunshine in May is 8.6h.

UV index

May through August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the average person.
Note: In May, the average maximum UV index of 5 translates into the following recommendations:
Ensure safety - Sun damage prevention is strongly urged. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.

Frequently asked questions

What is the usual temperature for Westminster in May?

The high-temperature, in May, in Westminster, records 65.8°F (18.8°C), while the low-temperature is 45.1°F (7.3°C).

What is the average humidity in May?

In May, the average relative humidity is 75%.

How much does it rain in May?

In Westminster, in May, it is raining for 11.9 days, with typically 1.34" (34mm) of accumulated precipitation.

What is the last month it snows in Westminster?

May is the last month it regularly snows. During 0.2 snowfall days, in May, Westminster aggregates 0.2" (5mm) of snow.

How many hours of daylight does Westminster have in May?

In Westminster, the average day length in May is 14h and 41min.

What time are sunrise and sunset in May?

On the first day of May, sunrise is at 5:42 am and sunset at 7:51 pm. On the last day of the month, sunrise is at 5:13 am and sunset at 8:22 pm EDT.

How long on average sun shines in May?

In May, the average sunshine duration is 8.6h.

When is the highest UV index?

The months with the highest UV index are May through August, with an average maximum UV index of 5.

What is the UV index intensity in May?

The average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a medium health risk from unsafe 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
Westminster, VT

Average temperature in May - Westminster, VT
  • Average high temperature in May: 65.8°F

The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (27.5°F).

  • Average low temperature in May: 45.1°F

The month with the highest average low temperature is July (57.7°F).
The coldest month (with the lowest average low temperature) is January (14.5°F).

Average pressure in May
Westminster, VT

Average pressure in May - Westminster, VT
  • Average pressure in May: 29.99"Hg

The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in May
Westminster, VT

Average wind speed in May - Westminster, VT
  • Average wind speed in May: 6.3mph

The windiest months (with the highest average wind speed) are January, February and March (7.6mph).
The calmest month (with the lowest average wind speed) is August (5mph).

Average humidity in May
Westminster, VT

Average humidity in May - Westminster, VT
  • Average humidity in May: 75%

The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is April (74%).

Average rainfall in May
Westminster, VT

Average rainfall in May - Westminster, VT
  • Average rainfall in May: 1.34"

The wettest month (with the highest rainfall) is October (1.77").
The driest months (with the least rainfall) are January and March (1.06").

Average rainfall days in May
Westminster, VT

Average rainfall days in May - Westminster, VT
  • Average rainfall days in May: 11.9 days

The month with the highest number of rainy days is July (12.1 days).
The month with the least rainy days is January (4.5 days).

Average snowfall in May
Westminster, VT

Average snowfall in May - Westminster, VT
  • Average snowfall in May: 0.2"

The month with the highest snowfall is February (4.69").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Westminster, VT

Average snowfall days in May - Westminster, VT
  • Average snowfall days in May: 0.2 days

The month with the highest number of snowfall days is February (7.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in May: 8h and 4min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).

Average sunshine days in May
Westminster, VT

Average sunshine days in May - Westminster, VT
  • Average sunshine days in May: 16.5 days

The month with the most sunshine days is November (20.5 days).
The months with the least sunshine days are April and June (16 days).

Average UV index in May
Westminster, VT

Average UV index in May - Westminster, VT
  • Average UV index in May: 5

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).

Average cloud cover in May
Westminster, VT

Average cloud cover in May - Westminster, VT
  • Average cloud cover in May: 45

The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 34).

Average visibility in May
Westminster, VT

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

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

Westminster, Vermont, USA

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