May weather forecast
West Swanzey, NH

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Weather in May

May, the last month of the spring in West Swanzey, is an enjoyable month, with an average temperature varying between 45.3°F (7.4°C) and 66°F (18.9°C).

Temperature

As April gives way to May, the average high-temperature displays an increase, moving from a cool 52.9°F (11.6°C) to a comfortable 66°F (18.9°C). During the nights in May, West Swanzey experiences a consistent average temperature of 45.3°F (7.4°C).

Humidity

The average relative humidity in May is 75%.

Rainfall

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

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.1 snowfall days, in May, West Swanzey aggregates 0.16" (4mm) of snow. Throughout the year, there are 39.8 snowfall days, and 10.2" (259mm) of snow is accumulated.

Daylight

The average length of the day in May in West Swanzey is 14h and 40min.
On the first day of May in West 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

The average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: The daily maximum UV index of 5 in May interprets into the following advice:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. 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. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are May temperatures in West Swanzey?

During May, West Swanzey experiences an average high-temperature of 66°F (18.9°C) and a low-temperature of 45.3°F (7.4°C).

What is the average humidity in May in West Swanzey?

The average relative humidity in May in West Swanzey, New Hampshire, is 75%.

How many days does it rain in May in West Swanzey?

In West 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 West Swanzey?

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

How many hours of daylight does West Swanzey have in May?

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

When are sunrise and sunset in May in West 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 West Swanzey, New Hampshire, sunrise is at 5:13 am and sunset at 8:20 pm EDT.

How long on average sun shines in May in West Swanzey?

In May, the average sunshine duration is 8.4h.

What is the UV index intensity in May in West Swanzey?

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

Average temperature in May - West 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).

Average pressure in May
West Swanzey, NH

Average pressure in May - West 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).

Average wind speed in May
West Swanzey, NH

Average wind speed in May - West 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).

Average humidity in May
West Swanzey, NH

Average humidity in May - West 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%).

Average rainfall in May
West Swanzey, NH

Average rainfall in May - West 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").

Average rainfall days in May
West Swanzey, NH

Average rainfall days in May - West 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).

Average snowfall in May
West Swanzey, NH

Average snowfall in May - West 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").

Average snowfall days in May
West Swanzey, NH

Average snowfall days in May - West 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).

Average daylight in May /
Average sunshine in May
West Swanzey, NH

Average daylight in May / Average sunshine in May - West 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).

Average sunshine days in May
West Swanzey, NH

Average sunshine days in May - West 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).

Average UV index in May
West Swanzey, NH

Average UV index in May - West 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).

Average cloud cover in May
West Swanzey, NH

Average cloud cover in May - West 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).

Average visibility in May
West Swanzey, NH

Average visibility in May - West 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).

West Swanzey, New Hampshire, USA

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