May weather forecast
Lyndon, VT

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Weather in May

The city of Lyndon welcomes warmer days in May, a contrast from the snow-filled months earlier. The transition from spring to summer is apparent with no reported snowfall for the month, down from 1.14" (29mm) in April. The rapid escalation of temperature encourages outdoor activities around the city, leaving winter a distant memory. The wind's cool undertone serves as a cushion against the sun's strengthening rays. Humidity is slight, making for pleasant evenings under the lengthening day's skies.

Temperature

The shift into May is marked by a considerable temperature increase, with the average high-temperature soaring from a frosty 46.9°F (8.3°C) in April to a refreshing 63.1°F (17.3°C). During May, Lyndon experiences an average low-temperature of 42.1°F (5.6°C) at night.

Humidity

The least humid month is May, with an average relative humidity of 76%.

Rainfall

In Lyndon, in May, it is raining for 17.2 days, with typically 2.72" (69mm) of accumulated precipitation. In Lyndon, during the entire year, the rain falls for 160.9 days and collects up to 30.04" (763mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows in Lyndon. During 1 snowfall days, in May, Lyndon aggregates 1.14" (29mm) of snow. In Lyndon, during the entire year, snow falls for 108 days and aggregates up to 60.35" (1533mm) of snow.

Daylight

In Lyndon, the average length of the day in May is 14h and 50min.
On the first day of May, sunrise is at 5:37 am and sunset at 7:52 pm. On the last day of the month, sunrise is at 5:06 am and sunset at 8:25 pm EDT.

Sunshine

In May, the average sunshine is 8h.

UV index

The average daily maximum UV index in May is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for average individuals.
Note: A maximum high UV index of 4 in May translates into the following recommendations:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Updated: Aug 11, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in May?

During May, Lyndon experiences an average high-temperature of 63.1°F (17.3°C) and a low-temperature of 42.1°F (5.6°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 May?

In Lyndon, in May, it is raining for 17.2 days, with typically 2.72" (69mm) of accumulated precipitation.

What is the last month it snows?

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

What is the average length of the day in May?

In Lyndon, the average day length in May is 14h and 50min.

What time are sunrise and sunset in May?

On the first day of May, sunrise is at 5:37 am and sunset at 7:52 pm. On the last day of the month, sunrise is at 5:06 am and sunset at 8:25 pm EDT.

How long on average sun shines in May?

The average sunshine duration in May is 8h.

What is the UV index reading in May?

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

Average temperature in May - Lyndon, VT
  • Average high temperature in May: 63.1°F

The warmest month (with the highest average high temperature) is July (76.5°F).
The month with the lowest average high temperature is January (22.5°F).

  • Average low temperature in May: 42.1°F

The month with the highest average low temperature is July (54.3°F).
The coldest month (with the lowest average low temperature) is January (9.1°F).

Average pressure in May
Lyndon, VT

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

The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in May
Lyndon, VT

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

The windiest month (with the highest average wind speed) is April (6.9mph).
The calmest month (with the lowest average wind speed) is August (5mph).

Average humidity in May
Lyndon, VT

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

The months with the highest relative humidity are January and February (90%).
The month with the lowest relative humidity is May (76%).

Average rainfall in May
Lyndon, VT

Average rainfall in May - Lyndon, VT
  • Average rainfall in May: 2.72"

The wettest month (with the highest rainfall) is October (2.99").
The driest months (with the least rainfall) are August and September (2.13").

Average rainfall days in May
Lyndon, VT

Average rainfall days in May - Lyndon, VT
  • Average rainfall days in May: 17.2 days

The month with the highest number of rainy days is July (19.1 days).
The month with the least rainy days is January (6.1 days).

Average snowfall in May
Lyndon, VT

Average snowfall in May - Lyndon, VT
  • Average snowfall in May: 1.14"

The month with the highest snowfall is February (13.86").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Lyndon, VT

Average snowfall days in May - Lyndon, VT
  • Average snowfall days in May: 1 days

The month with the highest number of snowfall days is January (22.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in May: 8h and 0min

The month with the most sunshine is August (Average sunshine: 9h and 48min).
The month with the least sunshine is February (Average sunshine: 2h and 36min).

Average sunshine days in May
Lyndon, VT

Average sunshine days in May - Lyndon, VT
  • Average sunshine days in May: 11.3 days

The month with the most sunshine days is September (15.4 days).
The month with the least sunshine days is February (5 days).

Average UV index in May
Lyndon, VT

Average UV index in May - Lyndon, 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 and December (UV index 1).

Average cloud cover in May
Lyndon, VT

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

The month with the most cloud cover is February (Cloud cover 75).
The month with the least cloud cover is August (Cloud cover 39).

Average visibility in May
Lyndon, VT

Average visibility in May - Lyndon, 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).

Lyndon, Vermont, USA

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