May weather forecast
Hanover, NH

Weather in May

The last month of the spring, May, is an enjoyable month in Hanover, New Hampshire, with temperature in the range of an average low of 44.2°F (6.8°C) and an average high of 64.6°F (18.1°C).

Temperature

In Hanover, the average high-temperature in May rises from a fresh 50.4°F (10.2°C) in April to an enjoyable 64.6°F (18.1°C). In May, in Hanover, the average low-temperature is 44.2°F (6.8°C).

Humidity

May is the least humid month in Hanover, with an average relative humidity of 75%.

Rainfall

In Hanover, during May, the rain falls for 16.4 days and regularly aggregates up to 2.32" (59mm) of precipitation. In Hanover, during the entire year, the rain falls for 156.9 days and collects up to 28.23" (717mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Hanover. May is the last month it regularly snows. During 0.5 snowfall days, in May, Hanover aggregates 0.43" (11mm) of snow. Throughout the year, there are 75.5 snowfall days, and 40.83" (1037mm) of snow is accumulated.

Daylight

In May, the average length of the day is 14h and 44min.
On the first day of May, sunrise is at 5:40 am and sunset at 7:51 pm. On the last day of the month, sunrise is at 5:10 am and sunset at 8:23 pm EDT.

Sunshine

The average sunshine in May in Hanover is 8.2h.

UV index

The months with the highest UV index in Hanover, New Hampshire, are May through August, with an average maximum UV index of 5. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: The average daily UV index of 5 in May transform into the following instructions:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the least humid month in Hanover?

May is the least humid month in Hanover, with an average relative humidity of 75%.

What is the average humidity in May in Hanover?

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

How much does it rain in Hanover in May?

In Hanover, in May, during 16.4 rainfall days, 2.32" (59mm) of precipitation is typically accumulated.

What is the last month it snows in Hanover?

May is the last month it regularly snows in Hanover. During 0.5 snowfall days, in May, Hanover aggregates 0.43" (11mm) of snow.

How many hours of daylight does Hanover have in May?

In Hanover, New Hampshire, the average day length in May is 14h and 44min.

When is the sunrise / sunset in May in Hanover?

In May, on the first day of the month, sunrise is at 5:40 am and sunset at 7:51 pm. On the last day of the month, in Hanover, New Hampshire, sunrise is at 5:10 am and sunset at 8:23 pm EDT.

How many hours of sunshine does Hanover have in May?

The average sunshine duration in May in Hanover, New Hampshire, is 8.2h.

What are the months with the highest UV index in Hanover?

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

How high is the UV index in May in Hanover?

In May, the average daily maximum UV index in Hanover is 5. A UV Index 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 sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Hanover, NH

Average temperature in May - Hanover, NH
  • Average high temperature in May: 64.6°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 (25°F).

  • Average low temperature in May: 44.2°F

The month with the highest average low temperature is July (56.5°F).
The coldest month (with the lowest average low temperature) is January (12.6°F).

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Average pressure in May
Hanover, NH

Average pressure in May - Hanover, NH
  • Average pressure in May: 29.99"Hg

The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in May
Hanover, NH

Average wind speed in May - Hanover, NH
  • Average wind speed in May: 6.3mph

The windiest month (with the highest average wind speed) is April (7.4mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

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Average humidity in May
Hanover, NH

Average humidity in May - Hanover, NH
  • Average humidity in May: 75%

The months with the highest relative humidity are January and February (86%).
The month with the lowest relative humidity is May (75%).

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Average rainfall in May
Hanover, NH

Average rainfall in May - Hanover, NH
  • Average rainfall in May: 2.32"

The wettest month (with the highest rainfall) is October (2.99").
The driest month (with the least rainfall) is September (1.85").

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Average rainfall days in May
Hanover, NH

Average rainfall days in May - Hanover, NH
  • Average rainfall days in May: 16.4 days

The month with the highest number of rainy days is July (17.2 days).
The month with the least rainy days is February (7.9 days).

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Average snowfall in May
Hanover, NH

Average snowfall in May - Hanover, NH
  • Average snowfall in May: 0.43"

The month with the highest snowfall is February (11.57").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Hanover, NH

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

The month with the highest number of snowfall days is January (16.5 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
Hanover, NH

Average daylight in May / Average sunshine in May - Hanover, NH
  • Average daylight in May: 14h and 44min

The month with the longest days is June (Average daylight: 15h and 23min).
The month with the shortest days is December (Average daylight: 8h and 59min).

  • Average sunshine in May: 8h and 12min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 3h and 36min).

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Average sunshine days in May
Hanover, NH

Average sunshine days in May - Hanover, NH
  • Average sunshine days in May: 11.9 days

The month with the most sunshine days is September (17.2 days).
The month with the least sunshine days is February (9.8 days).

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Average UV index in May
Hanover, NH

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

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Average cloud cover in May
Hanover, NH

Average cloud cover in May - Hanover, NH
  • Average cloud cover in May: 49

The month with the most cloud cover is February (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 37).

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Average visibility in May
Hanover, NH

Average visibility in May - Hanover, NH
  • 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).

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