May weather forecast
Manchester, VT

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Weather in May

May marks the start of warm weather in Manchester, Vermont. The absence of snowfall reflects the complete transformation from spring to the early onset of summer. An increased, but still manageable, average temperature supports the flourishing of local flora. May in Manchester, Vermont displayed a visible growth in daylight hours, nearing the longest days of the year. Notably warmer than April, May prepares the city for the upcoming summer months with increased UV index.

Temperature

The onset of May in Manchester brings a temperature shift, with the average high-temperature moving from a fresh 50.5°F (10.3°C) in April to a comfortable 64.2°F (17.9°C). Manchester's temperature drops to an average low of 43.7°F (6.5°C) during the nights of May.

Humidity

The months with the lowest humidity are April and May, with an average relative humidity of 77%.

Rainfall

In Manchester, in May, during 18 rainfall days, 3.43" (87mm) of precipitation is typically accumulated. In Manchester, during the entire year, the rain falls for 154.9 days and collects up to 37.32" (948mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Manchester. May is the last month it regularly snows. During 2.2 snowfall days, in May, Manchester aggregates 2.56" (65mm) of snow. Throughout the year, there are 99.8 snowfall days, and 82.64" (2099mm) of snow is accumulated.

Daylight

In Manchester, the average length of the day in May is 14h and 41min.
On the first day of May in Manchester, sunrise is at 5:44 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 5:15 am and sunset at 8:24 pm EDT.

Sunshine

In Manchester, the average sunshine in May is 7.7h.

UV index

In Manchester, the average daily maximum UV index in May is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: The daily high UV index of 4 in May translates into this advice:
Take necessary precautions - Suggestions to elude sunburn are provided. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Manchester in May?

In May, in Manchester, the average high-temperature is 64.2°F (17.9°C), and the average low-temperature is 43.7°F (6.5°C).

What is the least humid month in Manchester?

The months with the lowest humidity in Manchester are April and May, with an average relative humidity of 77%.

What is the average humidity in May in Manchester?

The average relative humidity in May in Manchester is 77%.

How much does it rain in Manchester in May?

In Manchester, in May, during 18 rainfall days, 3.43" (87mm) of precipitation is typically accumulated.

What is the last month it snows in Manchester?

May is the last month it regularly snows in Manchester. During 2.2 snowfall days, in May, Manchester aggregates 2.56" (65mm) of snow.

How many hours of daylight does Manchester have in May?

The average day length in May in Manchester is 14h and 41min.

What time are sunrise and sunset in May in Manchester?

On the first day of May in Manchester, Vermont, sunrise is at 5:44 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 5:15 am and sunset at 8:24 pm EDT.

How long on average sun shines in May in Manchester?

In May, the average sunshine duration in Manchester, Vermont, is 7.7h.

What is the UV index intensity in May in Manchester?

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

Average temperature in May - Manchester, VT
  • Average high temperature in May: 64.2°F

The warmest month (with the highest average high temperature) is July (77.7°F).
The month with the lowest average high temperature is January (24.4°F).

  • Average low temperature in May: 43.7°F

The month with the highest average low temperature is July (56.1°F).
The coldest month (with the lowest average low temperature) is January (12.4°F).

Average pressure in May
Manchester, VT

Average pressure in May - Manchester, 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
Manchester, VT

Average wind speed in May - Manchester, VT
  • Average wind speed in May: 6.5mph

The windiest month (with the highest average wind speed) is January (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

Average humidity in May
Manchester, VT

Average humidity in May - Manchester, VT
  • Average humidity in May: 77%

The month with the highest relative humidity is February (88%).
The months with the lowest relative humidity are April and May (77%).

Average rainfall in May
Manchester, VT

Average rainfall in May - Manchester, VT
  • Average rainfall in May: 3.43"

The wettest month (with the highest rainfall) is June (3.62").
The driest months (with the least rainfall) are January, March and September (2.64").

Average rainfall days in May
Manchester, VT

Average rainfall days in May - Manchester, VT
  • Average rainfall days in May: 18 days

The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is February (5.5 days).

Average snowfall in May
Manchester, VT

Average snowfall in May - Manchester, VT
  • Average snowfall in May: 2.56"

The month with the highest snowfall is February (15.87").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Manchester, VT

Average snowfall days in May - Manchester, VT
  • Average snowfall days in May: 2.2 days

The month with the highest number of snowfall days is January (18.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in May / Average sunshine in May - Manchester, 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: 7h and 4min

The month with the most sunshine is July (Average sunshine: 9h and 42min).
The month with the least sunshine is February (Average sunshine: 3h and 0min).

Average sunshine days in May
Manchester, VT

Average sunshine days in May - Manchester, VT
  • Average sunshine days in May: 10.8 days

The month with the most sunshine days is November (13.5 days).
The month with the least sunshine days is February (8.9 days).

Average UV index in May
Manchester, VT

Average UV index in May - Manchester, 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 January, February and December (UV index 1).

Average cloud cover in May
Manchester, VT

Average cloud cover in May - Manchester, VT
  • Average cloud cover in May: 53

The month with the most cloud cover is February (Cloud cover 69).
The month with the least cloud cover is July (Cloud cover 40).

Average visibility in May
Manchester, VT

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

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

Manchester, Vermont, USA

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