May weather forecast
Plainfield, MA

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Weather in May

The last month of the spring, May, is a refreshing month in Plainfield, Massachusetts, with an average temperature varying between 65.3°F (18.5°C) and 45.5°F (7.5°C).

Temperature

The transition from April to May brings a temperature rise, with average high-temperatures increasing from a fresh 51.6°F (10.9°C) to a comfortable 65.3°F (18.5°C). During May, an average low-temperature of 45.5°F (7.5°C) is observed in Plainfield.

Humidity

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

Rainfall

In May, in Plainfield, the rain falls for 17.8 days. Throughout May, 3.23" (82mm) of precipitation is accumulated. Throughout the year, in Plainfield, there are 171.8 rainfall days, and 37.28" (947mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Plainfield are January through May, October through December. May is the last month it regularly snows. During 0.3 snowfall days, in May, Plainfield aggregates 0.28" (7mm) of snow. Throughout the year, there are 58.7 snowfall days, and 36.73" (933mm) of snow is accumulated.

Daylight

In Plainfield, the average length of the day in May is 14h and 38min.
On the first day of May, sunrise is at 5:45 am and sunset at 7:52 pm. On the last day of the month, sunrise is at 5:16 am and sunset at 8:22 pm EDT.

Sunshine

In Plainfield, the average sunshine in May is 8.1h.

UV index

The months with the highest UV index in Plainfield are May through August, with an average maximum UV index of 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the average person.
Note: A maximum high daily UV index of 5 during May translates into the following directions:
Undertake precautions - It is suggested to shield oneself from sunburn. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
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Frequently asked questions

What is the temperature in May in Plainfield?

In May, in Plainfield, the average high-temperature is 65.3°F (18.5°C), and the average low-temperature is 45.5°F (7.5°C).

What is the average humidity in May in Plainfield?

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

How many days does it rain in May in Plainfield?

In Plainfield, Massachusetts, in May, it is raining for 17.8 days, with typically 3.23" (82mm) of accumulated precipitation.

What is the last month it snows in Plainfield?

May is the last month it regularly snows in Plainfield, Massachusetts. During 0.3 snowfall days, in May, Plainfield aggregates 0.28" (7mm) of snow.

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

In Plainfield, the average day length in May is 14h and 38min.

What time are sunrise and sunset in May in Plainfield?

On the first day of May, sunrise is at 5:45 am and sunset at 7:52 pm. On the last day of the month, sunrise is at 5:16 am and sunset at 8:22 pm EDT.

How many hours of sunshine does Plainfield have in May?

In Plainfield, the average sunshine duration in May is 8.1h.

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

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

What is the UV index intensity in May in Plainfield?

In Plainfield, Massachusetts, the average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a moderate health threat 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
Plainfield, MA

Average temperature in May - Plainfield, MA
  • Average high temperature in May: 65.3°F

The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is January (27.1°F).

  • Average low temperature in May: 45.5°F

The month with the highest average low temperature is July (58.3°F).
The coldest month (with the lowest average low temperature) is January (14.7°F).

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Average pressure in May
Plainfield, MA

Average pressure in May - Plainfield, MA
  • 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
Plainfield, MA

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

The windiest month (with the highest average wind speed) is January (9mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).

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Average humidity in May
Plainfield, MA

Average humidity in May - Plainfield, MA
  • Average humidity in May: 77%

The month with the highest relative humidity is February (86%).
The month with the lowest relative humidity is April (76%).

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Average rainfall in May
Plainfield, MA

Average rainfall in May - Plainfield, MA
  • Average rainfall in May: 3.23"

The wettest month (with the highest rainfall) is October (3.66").
The driest month (with the least rainfall) is September (2.56").

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Average rainfall days in May
Plainfield, MA

Average rainfall days in May - Plainfield, MA
  • Average rainfall days in May: 17.8 days

The month with the highest number of rainy days is July (18 days).
The month with the least rainy days is February (9.3 days).

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Average snowfall in May
Plainfield, MA

Average snowfall in May - Plainfield, MA
  • Average snowfall in May: 0.28"

The month with the highest snowfall is February (10.47").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Plainfield, MA

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

The month with the highest number of snowfall days is January (14.4 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
Plainfield, MA

Average daylight in May / Average sunshine in May - Plainfield, MA
  • Average daylight in May: 14h and 4min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in May: 8h and 1min

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

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Average sunshine days in May
Plainfield, MA

Average sunshine days in May - Plainfield, MA
  • Average sunshine days in May: 12.2 days

The month with the most sunshine days is September (15.3 days).
The month with the least sunshine days is June (10 days).

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Average UV index in May
Plainfield, MA

Average UV index in May - Plainfield, MA
  • 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
Plainfield, MA

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

The month with the most cloud cover is February (Cloud cover 59).
The months with the least cloud cover are July and August (Cloud cover 39).

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Average visibility in May
Plainfield, MA

Average visibility in May - Plainfield, MA
  • Average visibility in May: 5mi

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

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Plainfield, Massachusetts, USA

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