May weather forecast
Randolph, NH

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Weather in May

May, the last month of the spring in Randolph, is a refreshing month, with an average temperature ranging between min 40.6°F (4.8°C) and max 61.7°F (16.5°C).

Temperature

With the onset of May, Randolph experiences a noticeable temperature shift, with the average high-temperature advancing from a frosty 46.4°F (8°C) in April to a refreshing 61.7°F (16.5°C). The average temperature during May nights dips to a cold 40.6°F (4.8°C).

Humidity

The least humid month in Randolph is May, with an average relative humidity of 77%.

Rainfall

In May, the rain falls for 16.9 days. Throughout May, 2.44" (62mm) of precipitation is accumulated. In Randolph, New Hampshire, during the entire year, the rain falls for 168.4 days and collects up to 30.47" (774mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Randolph, New Hampshire. May is the last month it regularly snows in Randolph. During 0.8 snowfall days, in May, Randolph aggregates 0.63" (16mm) of snow. In Randolph, New Hampshire, during the entire year, snow falls for 96.4 days and aggregates up to 60.94" (1548mm) of snow.

Daylight

The average length of the day in May in Randolph, New Hampshire, is 14h and 49min.
On the first day of the month, sunrise is at 5:34 am and sunset at 7:49 pm. On the last day of May, in Randolph, sunrise is at 5:03 am and sunset at 8:21 pm EDT.

Sunshine

The average sunshine in May is 7.9h.

UV index

The average daily maximum UV index in May in Randolph is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the average person.
Note: In May, the maximum UV index of 4 suggests this advice:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. Around midday, solar radiation is most harmful; hence, exposure should be limited. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
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Frequently asked questions

What is the average May temperature in Randolph?

Randolph in May has an average high-temperature of 61.7°F (16.5°C) and an average low-temperature of 40.6°F (4.8°C).

What is the least humid month in Randolph?

May is the least humid month in Randolph, New Hampshire, with an average relative humidity of 77%.

What is the average humidity in May in Randolph?

In Randolph, the average relative humidity in May is 77%.

How many days does it rain in May in Randolph?

In Randolph, during May, the rain falls for 16.9 days and regularly aggregates up to 2.44" (62mm) of precipitation.

What is the last month it snows in Randolph?

May is the last month it regularly snows in Randolph, New Hampshire. During 0.8 snowfall days, in May, Randolph aggregates 0.63" (16mm) of snow.

What is the average length of the day in May in Randolph?

In May, the average day length in Randolph, New Hampshire, is 14h and 49min.

When are sunrise and sunset in May in Randolph?

On the first day of May in Randolph, sunrise is at 5:34 am and sunset at 7:49 pm. On the last day of the month, sunrise is at 5:03 am and sunset at 8:21 pm EDT.

How long on average sun shines in May in Randolph?

The average sunshine duration in May in Randolph is 7.9h.

What is the UV index reading in May in Randolph?

The average daily maximum UV index in May in Randolph is 4. A UV Index reading of 3 to 5 represents a medium health risk 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
Randolph, NH

Average temperature in May - Randolph, NH
  • Average high temperature in May: 61.7°F

The warmest month (with the highest average high temperature) is July (75.6°F).
The month with the lowest average high temperature is January (23.2°F).

  • Average low temperature in May: 40.6°F

The month with the highest average low temperature is July (53.6°F).
The coldest month (with the lowest average low temperature) is January (9.9°F).

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Average pressure in May
Randolph, NH

Average pressure in May - Randolph, 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
Randolph, NH

Average wind speed in May - Randolph, NH
  • Average wind speed in May: 5.7mph

The windiest months (with the highest average wind speed) are January and February (7.1mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).

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Average humidity in May
Randolph, NH

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

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

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Average rainfall in May
Randolph, NH

Average rainfall in May - Randolph, NH
  • Average rainfall in May: 2.44"

The wettest month (with the highest rainfall) is October (3.43").
The driest month (with the least rainfall) is September (1.85").

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Average rainfall days in May
Randolph, NH

Average rainfall days in May - Randolph, NH
  • Average rainfall days in May: 16.9 days

The month with the highest number of rainy days is October (17.5 days).
The month with the least rainy days is January (9.3 days).

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Average snowfall in May
Randolph, NH

Average snowfall in May - Randolph, NH
  • Average snowfall in May: 0.63"

The month with the highest snowfall is February (12.8").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Randolph, NH

Average snowfall days in May - Randolph, NH
  • Average snowfall days in May: 0.8 days

The month with the highest number of snowfall days is January (19.8 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
Randolph, NH

Average daylight in May / Average sunshine in May - Randolph, NH
  • 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: 7h and 5min

The month with the most sunshine is August (Average sunshine: 9h and 48min).
The month with the least sunshine is February (Average sunshine: 3h and 36min).

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Average sunshine days in May
Randolph, NH

Average sunshine days in May - Randolph, NH
  • Average sunshine days in May: 11.3 days

The month with the most sunshine days is September (14.4 days).
The month with the least sunshine days is February (6.9 days).

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Average UV index in May
Randolph, NH

Average UV index in May - Randolph, NH
  • Average UV index in May: 4

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

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Average cloud cover in May
Randolph, NH

Average cloud cover in May - Randolph, NH
  • Average cloud cover in May: 52

The month with the most cloud cover is February (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 40).

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Average visibility in May
Randolph, NH

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

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

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Randolph, New Hampshire, USA

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