May weather forecast
Glen, NH

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Weather in May

The last month of the spring, May, is a refreshing month in Glen, New Hampshire, with temperature in the range of an average low of 41.9°F (5.5°C) and an average high of 62.2°F (16.8°C).

Temperature

A clear escalation in the average high-temperature is witnessed with the onset of May, advancing from a frosty 47.8°F (8.8°C) in April to an enjoyable 62.2°F (16.8°C). The month of May records an average low-temperature of 41.9°F (5.5°C) in Glen.

Humidity

May and November, with an average relative humidity of 77%, are the least humid months in Glen.

Rainfall

In Glen, in May, during 17.5 rainfall days, 2.76" (70mm) of precipitation is typically accumulated. In Glen, during the entire year, the rain falls for 173.8 days and collects up to 33.54" (852mm) of precipitation.

Snowfall

Months with snowfall in Glen are January through May, October through December. May is the last month it regularly snows in Glen, New Hampshire. During 0.5 snowfall days, in May, Glen aggregates 0.47" (12mm) of snow. In Glen, during the entire year, snow falls for 80.5 days and aggregates up to 59.25" (1505mm) of snow.

Daylight

The average length of the day in May is 14h and 47min.
On the first day of May in Glen, sunrise is at 5:34 am and sunset at 7:48 pm. On the last day of the month, sunrise is at 5:04 am and sunset at 8:20 pm EDT.

Sunshine

The average sunshine in May is 8.1h.

UV index

In Glen, New Hampshire, the average daily maximum UV index in May is 4. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the average person.
Note: The UV index of 4 in May translates into these instructions:
Adopt protective measures - Suggestions to resist sunburn are offered. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
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Frequently asked questions

What is the temperature in May in Glen?

Glen in May has an average high-temperature of 62.2°F (16.8°C) and an average low-temperature of 41.9°F (5.5°C).

What are the least humid months in Glen?

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

What is the average humidity in May in Glen?

In Glen, New Hampshire, the average relative humidity in May is 77%.

How much does it rain in Glen in May?

In Glen, during May, the rain falls for 17.5 days and regularly aggregates up to 2.76" (70mm) of precipitation.

What is the last month it snows in Glen?

May is the last month it regularly snows in Glen, New Hampshire. During 0.5 snowfall days, in May, Glen aggregates 0.47" (12mm) of snow.

How many hours of daylight does Glen have in May?

In May, the average day length in Glen, New Hampshire, is 14h and 47min.

When is the sunrise / sunset in May in Glen?

In May, on the first day of the month, sunrise is at 5:34 am and sunset at 7:48 pm. On the last day of the month, in Glen, sunrise is at 5:04 am and sunset at 8:20 pm EDT.

How long on average sun shines in May in Glen?

In Glen, New Hampshire, the average sunshine duration in May is 8.1h.

How high is the UV index in May in Glen?

In May, the average daily maximum UV index in Glen is 4. A UV Index reading of 3 to 5 represents a moderate health threat from unprotected exposure to 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
Glen, NH

Average temperature in May - Glen, NH
  • Average high temperature in May: 62.2°F

The warmest month (with the highest average high temperature) is July (76.6°F).
The month with the lowest average high temperature is January (24.1°F).

  • Average low temperature in May: 41.9°F

The month with the highest average low temperature is July (55.8°F).
The coldest month (with the lowest average low temperature) is January (10.8°F).

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Average pressure in May
Glen, NH

Average pressure in May - Glen, NH
  • 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).

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Average wind speed in May
Glen, NH

Average wind speed in May - Glen, NH
  • Average wind speed in May: 5.3mph

The windiest month (with the highest average wind speed) is January (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

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Average humidity in May
Glen, NH

Average humidity in May - Glen, NH
  • Average humidity in May: 77%

The months with the highest relative humidity are January and February (87%).
The months with the lowest relative humidity are May and November (77%).

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Average rainfall in May
Glen, NH

Average rainfall in May - Glen, NH
  • Average rainfall in May: 2.76"

The wettest month (with the highest rainfall) is April (3.7").
The driest month (with the least rainfall) is September (1.69").

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Average rainfall days in May
Glen, NH

Average rainfall days in May - Glen, NH
  • Average rainfall days in May: 17.5 days

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is February (10.8 days).

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Average snowfall in May
Glen, NH

Average snowfall in May - Glen, NH
  • Average snowfall in May: 0.47"

The month with the highest snowfall is February (15.75").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Glen, NH

Average snowfall days in May - Glen, NH
  • Average snowfall days in May: 0.5 days

The month with the highest number of snowfall days is February (17.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in May /
Average sunshine in May
Glen, NH

Average daylight in May / Average sunshine in May - Glen, NH
  • 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: 8h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).

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Average sunshine days in May
Glen, NH

Average sunshine days in May - Glen, NH
  • Average sunshine days in May: 10.8 days

The month with the most sunshine days is September (15.4 days).
The month with the least sunshine days is February (7.7 days).

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Average UV index in May
Glen, NH

Average UV index in May - Glen, NH
  • 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 February and December (UV index 1).

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Average cloud cover in May
Glen, NH

Average cloud cover in May - Glen, NH
  • Average cloud cover in May: 50

The month with the most cloud cover is February (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 38).

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Average visibility in May
Glen, NH

Average visibility in May - Glen, NH
  • Average visibility in May: 5mi

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

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Glen, New Hampshire, USA

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