May weather forecast
Winchendon, MA

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Weather in May

The last month of the spring, May, is a refreshing month in Winchendon, Massachusetts, with an average temperature ranging between min 46°F (7.8°C) and max 65.7°F (18.7°C).

Temperature

With the onset of May, Winchendon experiences a temperature shift, with the average high-temperature moving from a cool 53.2°F (11.8°C) in April to a comfortable 65.7°F (18.7°C). During May, the average low-temperature is a frosty 46°F (7.8°C).

Humidity

The average relative humidity in May is 75%.

Rainfall

In May, in Winchendon, the rain falls for 15.4 days. Throughout May, 2.32" (59mm) of precipitation is accumulated. Throughout the year, there are 143.2 rainfall days, and 28.7" (729mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.3 snowfall days, in May, Winchendon aggregates 0.39" (10mm) of snow. Throughout the year, in Winchendon, there are 47.7 snowfall days, and 31.93" (811mm) of snow is accumulated.

Daylight

The average length of the day in May is 14h and 39min.
On the first day of the month, sunrise is at 5:41 am and sunset at 7:48 pm. On the last day of May, in Winchendon, sunrise is at 5:12 am and sunset at 8:19 pm EDT.

Sunshine

In Winchendon, the average sunshine in May is 8h.

UV index

The average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 5 in May transforms into the following instructions:
Undertake precautions - Obligation exists to protect against skin and eye damage. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
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Frequently asked questions

What are the temperatures in Winchendon in May?

An average high-temperature, in May, in Winchendon, is 65.7°F (18.7°C) and the average low-temperature is 46°F (7.8°C).

What is the average humidity in May in Winchendon?

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

How much does it rain in Winchendon in May?

In May, in Winchendon, Massachusetts, the rain falls for 15.4 days. Throughout May, 2.32" (59mm) of precipitation is accumulated.

What is the last month it snows in Winchendon?

May is the last month it regularly snows. During 0.3 snowfall days, in May, Winchendon aggregates 0.39" (10mm) of snow.

How many hours of daylight does Winchendon have in May?

The average day length in May is 14h and 39min.

When is the sunrise / sunset in May in Winchendon?

In May, on the first day of the month, sunrise is at 5:41 am and sunset at 7:48 pm. On the last day of the month, in Winchendon, Massachusetts, sunrise is at 5:12 am and sunset at 8:19 pm EDT.

How long on average sun shines in May in Winchendon?

In Winchendon, the average sunshine duration in May is 8h.

What is the UV index intensity in May in Winchendon?

The average daily maximum UV index in May in Winchendon, Massachusetts, is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from exposure to the Sun's 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
Winchendon, MA

Average temperature in May - Winchendon, MA
  • Average high temperature in May: 65.7°F

The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (28.8°F).

  • Average low temperature in May: 46°F

The month with the highest average low temperature is July (59.7°F).
The coldest month (with the lowest average low temperature) is January (16.2°F).

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Average pressure in May
Winchendon, MA

Average pressure in May - Winchendon, MA
  • Average pressure in May: 30"Hg

The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in May
Winchendon, MA

Average wind speed in May - Winchendon, MA
  • Average wind speed in May: 6.6mph

The windiest months (with the highest average wind speed) are January and February (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).

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Average humidity in May
Winchendon, MA

Average humidity in May - Winchendon, MA
  • Average humidity in May: 75%

The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is April (74%).

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Average rainfall in May
Winchendon, MA

Average rainfall in May - Winchendon, MA
  • Average rainfall in May: 2.32"

The wettest month (with the highest rainfall) is October (2.95").
The driest month (with the least rainfall) is September (1.89").

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Average rainfall days in May
Winchendon, MA

Average rainfall days in May - Winchendon, MA
  • Average rainfall days in May: 15.4 days

The months with the highest number of rainy days are May and June (15.4 days).
The month with the least rainy days is January (6.8 days).

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Average snowfall in May
Winchendon, MA

Average snowfall in May - Winchendon, MA
  • Average snowfall in May: 0.39"

The month with the highest snowfall is February (7.09").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Winchendon, MA

Average snowfall days in May - Winchendon, MA
  • Average snowfall days in May: 0.3 days

The month with the highest number of snowfall days is February (10.3 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
Winchendon, MA

Average daylight in May / Average sunshine in May - Winchendon, MA
  • 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 0min

The months with the most sunshine are July and August (Average sunshine: 9h and 54min).
The month with the least sunshine is February (Average sunshine: 4h and 6min).

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Average sunshine days in May
Winchendon, MA

Average sunshine days in May - Winchendon, MA
  • Average sunshine days in May: 13.4 days

The month with the most sunshine days is November (17.4 days).
The month with the least sunshine days is April (12.7 days).

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Average UV index in May
Winchendon, MA

Average UV index in May - Winchendon, MA
  • Average UV index in May: 5

The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in May
Winchendon, MA

Average cloud cover in May - Winchendon, MA
  • Average cloud cover in May: 50

The months with the most cloud cover are February and March (Cloud cover 53).
The months with the least cloud cover are July and August (Cloud cover 38).

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Average visibility in May
Winchendon, MA

Average visibility in May - Winchendon, MA
  • 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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Winchendon, Massachusetts, USA

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