May weather forecast
West Brattleboro, VT

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Weather in May

May ushers in more pronounced spring weather in West Brattleboro, Vermont. The city experiences a further surge in average temperatures, reaching up to 18.8°C (65.8°F), and welcoming a much-anticipated warmth. Sunshine hours become extended, signalling longer daylight periods. The weather brings about a time for reconnecting with nature as outings and outdoor activities become more frequent. Rainfalls during May foster the growth of lush landscapes adding to the city's spring charm.

Temperature

West Brattleboro sees a rise in temperature during May, with average high-temperatures transitioning from a fresh 11.4°C (52.5°F) in April to a refreshing 18.8°C (65.8°F). Throughout the month of May, West Brattleboro reports a steady low-temperature average of 7.5°C (45.5°F).

Humidity

In West Brattleboro, the average relative humidity in May is 75%.

Rainfall

In May, the rain falls for 10 days. Throughout May, 18mm (0.71") of precipitation is accumulated. Throughout the year, there are 91.5 rainfall days, and 198mm (7.8") of precipitation is accumulated.

Snowfall

May through September are months without snowfall.

Daylight

The average length of the day in May is 14h and 40min.
On the first day of the month, sunrise is at 5:43 am and sunset at 7:51 pm. On the last day of May, sunrise is at 5:14 am and sunset at 8:21 pm EDT.

Sunshine

The average sunshine in May is 8.7h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the average person.
Note: The daily high UV index of 5 in May translates into this advice:
Act with care - The need to guard against sun damage is communicated. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Updated: Jul 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average May temperature?

An average high-temperature, in May, in West Brattleboro, is 18.8°C (65.8°F) and the average low-temperature is 7.5°C (45.5°F).

What is the average humidity in May?

The average relative humidity in May is 75%.

How much does it rain in May?

In West Brattleboro, in May, it is raining for 10 days, with typically 18mm (0.71") of accumulated precipitation.

When it does not snow in West Brattleboro?

In West Brattleboro, snow does not fall in May through September.

Does it snow in May?

In May, it doesn't snow. April is the latest month when it typically snows.

What is the average length of the day in May?

The average day length in May is 14h and 40min.

What time are sunrise and sunset in May?

On the first day of May, sunrise is at 5:43 am and sunset at 7:51 pm. On the last day of the month, sunrise is at 5:14 am and sunset at 8:21 pm EDT.

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

The average sunshine duration in May is 8.7h.

What are the months with 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 reading in May?

In West Brattleboro, the average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability 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
West Brattleboro, VT

Average temperature in May - West Brattleboro, VT
  • Average high temperature in May: 18.8°C

The warmest month (with the highest average high temperature) is July (26.5°C).
The month with the lowest average high temperature is January (-2.3°C).

  • Average low temperature in May: 7.5°C

The month with the highest average low temperature is July (14.9°C).
The coldest month (with the lowest average low temperature) is January (-9.4°C).

Average pressure in May
West Brattleboro, VT

Average pressure in May - West Brattleboro, VT
  • Average pressure in May: 1015.8mbar

The month with the highest atmospheric pressure is November (1018.6mbar).
The month with the lowest atmospheric pressure is June (1013.2mbar).

Average wind speed in May
West Brattleboro, VT

Average wind speed in May - West Brattleboro, VT
  • Average wind speed in May: 10.2km/h

The windiest months (with the highest average wind speed) are January, February and March (12.6km/h).
The calmest month (with the lowest average wind speed) is August (8.2km/h).

Average humidity in May
West Brattleboro, VT

Average humidity in May - West Brattleboro, 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
West Brattleboro, VT

Average rainfall in May - West Brattleboro, VT
  • Average rainfall in May: 18mm

The wettest month (with the highest rainfall) is November (22mm).
The driest month (with the least rainfall) is September (11mm).

Average rainfall days in May
West Brattleboro, VT

Average rainfall days in May - West Brattleboro, VT
  • Average rainfall days in May: 10 days

The month with the highest number of rainy days is May (10 days).
The months with the least rainy days are January and February (4.3 days).

Average snowfall in May
West Brattleboro, VT

Average snowfall in May - West Brattleboro, VT
  • Average snowfall in May: 0mm

The month with the highest snowfall is January (46mm).
The months with the least snowfall are May, June, July, August and September (0mm).

Average snowfall days in May
West Brattleboro, VT

Average snowfall days in May - West Brattleboro, VT
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is February (7.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
West Brattleboro, VT

Average daylight in May / Average sunshine in May - West Brattleboro, 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
West Brattleboro, VT

Average sunshine days in May - West Brattleboro, VT
  • Average sunshine days in May: 18.5 days

The month with the most sunshine days is January (21.9 days).
The month with the least sunshine days is July (17.6 days).

Average UV index in May
West Brattleboro, VT

Average UV index in May - West Brattleboro, VT
  • Average UV index in May: 5

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

Average cloud cover in May
West Brattleboro, VT

Average cloud cover in May - West Brattleboro, VT
  • Average cloud cover in May: 46

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 34).

Average visibility in May
West Brattleboro, VT

Average visibility in May - West Brattleboro, VT
  • Average visibility in May: 8km

The months with the highest visibility are April, November and December (9km).
The months with the lowest visibility are January, February, March, May, June, July, August, September and October (8km).

West Brattleboro, Vermont, USA

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