May weather forecast
Swanzey, NH

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Weather in May

May, the last month of the spring in Swanzey, is a comfortable month, with an average temperature ranging between max 66°F (18.9°C) and min 45.3°F (7.4°C).

Temperature

May sees a temperature increase, moving from a fresh 52.9°F (11.6°C) in April to a refreshing 66°F (18.9°C). May's average low-temperature reading in Swanzey settles at a chilly 45.3°F (7.4°C).

Humidity

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

Rainfall

In Swanzey, in May, during 14.6 rainfall days, 1.14" (29mm) of precipitation is typically accumulated. In Swanzey, during the entire year, the rain falls for 125.1 days and collects up to 11.69" (297mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Swanzey. May is the last month it regularly snows in Swanzey. During 0.1 snowfall days, in May, Swanzey aggregates 0.16" (4mm) of snow. In Swanzey, New Hampshire, during the entire year, snow falls for 39.8 days and aggregates up to 10.2" (259mm) of snow.

Daylight

In Swanzey, New Hampshire, the average length of the day in May is 14h and 40min.
On the first day of May in Swanzey, sunrise is at 5:42 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 5:13 am and sunset at 8:20 pm EDT.

Sunshine

In May, the average sunshine is 8.4h.

UV index

In May, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: In May, the maximum UV index of 5 transforms into these recommendations:
Undertake precautions - It is suggested to shield oneself from sunburn. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Opt for tightly woven and loose clothing to enhance protection from the Sun. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
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Frequently asked questions

What is the usual temperature for Swanzey in May?

The high-temperature in Swanzey, New Hampshire, during May is 66°F (18.9°C) and the low-temperature is 45.3°F (7.4°C).

What is the average humidity in May in Swanzey?

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

How much does it rain in Swanzey in May?

In Swanzey, in May, it is raining for 14.6 days, with typically 1.14" (29mm) of accumulated precipitation.

What is the last month it snows in Swanzey?

May is the last month it regularly snows in Swanzey, New Hampshire. During 0.1 snowfall days, in May, Swanzey aggregates 0.16" (4mm) of snow.

How many hours of daylight does Swanzey have in May?

The average day length in May in Swanzey, New Hampshire, is 14h and 40min.

When are sunrise and sunset in May in Swanzey?

In May, on the first day of the month, sunrise is at 5:42 am and sunset at 7:50 pm. On the last day of the month, in Swanzey, sunrise is at 5:13 am and sunset at 8:20 pm EDT.

How long on average sun shines in May in Swanzey?

In Swanzey, the average sunshine duration in May is 8.4h.

What is the UV index reading in May in Swanzey?

The average daily maximum UV index in May in Swanzey is 5. A UV Index reading of 3 to 5 represents a moderate vulnerability from 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
Swanzey, NH

Average temperature in May - Swanzey, NH
  • Average high temperature in May: 66°F

The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (27.9°F).

  • Average low temperature in May: 45.3°F

The month with the highest average low temperature is July (58.6°F).
The coldest month (with the lowest average low temperature) is January (15.1°F).

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Average pressure in May
Swanzey, NH

Average pressure in May - Swanzey, NH
  • Average pressure in May: 30"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).

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Average wind speed in May
Swanzey, NH

Average wind speed in May - Swanzey, NH
  • Average wind speed in May: 6.4mph

The windiest months (with the highest average wind speed) are January, February and March (7.9mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

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Average humidity in May
Swanzey, NH

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

The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is April (74%).

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Average rainfall in May
Swanzey, NH

Average rainfall in May - Swanzey, NH
  • Average rainfall in May: 1.14"

The wettest month (with the highest rainfall) is July (1.3").
The driest month (with the least rainfall) is March (0.75").

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Average rainfall days in May
Swanzey, NH

Average rainfall days in May - Swanzey, NH
  • Average rainfall days in May: 14.6 days

The month with the highest number of rainy days is May (14.6 days).
The month with the least rainy days is January (6.3 days).

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Average snowfall in May
Swanzey, NH

Average snowfall in May - Swanzey, NH
  • Average snowfall in May: 0.16"

The month with the highest snowfall is January (2.64").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Swanzey, NH

Average snowfall days in May - Swanzey, NH
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is February (9.4 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
Swanzey, NH

Average daylight in May / Average sunshine in May - Swanzey, NH
  • 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: 8h and 2min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).

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Average sunshine days in May
Swanzey, NH

Average sunshine days in May - Swanzey, NH
  • Average sunshine days in May: 13.8 days

The month with the most sunshine days is November (20.2 days).
The month with the least sunshine days is May (13.8 days).

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Average UV index in May
Swanzey, NH

Average UV index in May - Swanzey, NH
  • Average UV index in May: 5

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).

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Average cloud cover in May
Swanzey, NH

Average cloud cover in May - Swanzey, NH
  • Average cloud cover in May: 47

The months with the most cloud cover are February and March (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 35).

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Average visibility in May
Swanzey, NH

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

The month with the highest visibility is April (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October, November and December (5mi).

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Swanzey, New Hampshire, USA

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