May weather forecast
Groveland, MA

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Weather in May

May, the last month of the spring in Groveland, is an enjoyable month, with temperature in the range of an average high of 65.5°F (18.6°C) and an average low of 48.7°F (9.3°C).

Temperature

Groveland experiences a temperature shift with the start of May, with average high-temperatures moving from a cool 54.5°F (12.5°C) in April to an enjoyable 65.5°F (18.6°C). During May, Groveland consistently records a temperature low averaging a frosty 48.7°F (9.3°C).

Humidity

In May, the average relative humidity in Groveland, Massachusetts, is 74%.

Rainfall

In May, in Groveland, the rain falls for 7.8 days. Throughout May, 0.39" (10mm) of precipitation is accumulated. Throughout the year, there are 78.3 rainfall days, and 5.43" (138mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, November and December. May is the last month it regularly snows. During 0.1 snowfall days, in May, Groveland aggregates 0.04" (1mm) of snow. In Groveland, during the entire year, snow falls for 17.2 days and aggregates up to 2.6" (66mm) of snow.

Daylight

In May, the average length of the day is 14h and 39min.
On the first day of May, sunrise is at 5:37 am and sunset at 7:45 pm. On the last day of the month, sunrise is at 5:08 am and sunset at 8:15 pm EDT.

Sunshine

The average sunshine in May in Groveland is 8.5h.

UV index

In Groveland, 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 average individuals.
Note: In May, the UV index of 5 transforms into the following advice:
Take precautions - Protection against sun damage is advised. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. 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 is the temperature in May in Groveland?

In May, the average high-temperature and low-temperature in Groveland, Massachusetts, are 65.5°F (18.6°C) and 48.7°F (9.3°C) respectively.

What is the average humidity in May in Groveland?

The average relative humidity in May in Groveland, Massachusetts, is 74%.

How much does it rain in Groveland in May?

In Groveland, Massachusetts, in May, during 7.8 rainfall days, 0.39" (10mm) of precipitation is typically accumulated.

What is the last month it snows in Groveland?

May is the last month it regularly snows. During 0.1 snowfall days, in May, Groveland aggregates 0.04" (1mm) of snow.

How many hours of daylight does Groveland have in May?

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

When are sunrise and sunset in May in Groveland?

On the first day of May, sunrise is at 5:37 am and sunset at 7:45 pm. On the last day of the month, sunrise is at 5:08 am and sunset at 8:15 pm EDT.

How many hours of sunshine does Groveland have in May?

The average sunshine duration in May in Groveland is 8.5h.

What is the UV index reading in May in Groveland?

In Groveland, Massachusetts, the average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a medium health risk from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Groveland, MA

Average temperature in May - Groveland, MA
  • Average high temperature in May: 65.5°F

The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (32.5°F).

  • Average low temperature in May: 48.7°F

The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (20.5°F).

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Average pressure in May
Groveland, MA

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

The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in May
Groveland, MA

Average wind speed in May - Groveland, MA
  • Average wind speed in May: 6.9mph

The windiest month (with the highest average wind speed) is January (9.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).

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Average humidity in May
Groveland, MA

Average humidity in May - Groveland, MA
  • Average humidity in May: 74%

The month with the highest relative humidity is February (79%).
The month with the lowest relative humidity is April (71%).

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Average rainfall in May
Groveland, MA

Average rainfall in May - Groveland, MA
  • Average rainfall in May: 0.39"

The wettest month (with the highest rainfall) is November (0.67").
The driest month (with the least rainfall) is September (0.2").

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Average rainfall days in May
Groveland, MA

Average rainfall days in May - Groveland, MA
  • Average rainfall days in May: 7.8 days

The month with the highest number of rainy days is July (8.8 days).
The month with the least rainy days is January (3.6 days).

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Average snowfall in May
Groveland, MA

Average snowfall in May - Groveland, MA
  • Average snowfall in May: 0.04"

The month with the highest snowfall is December (0.71").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in May
Groveland, MA

Average snowfall days in May - Groveland, MA
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is February (5.3 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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Average daylight in May /
Average sunshine in May
Groveland, MA

Average daylight in May / Average sunshine in May - Groveland, 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 3min

The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

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Average sunshine days in May
Groveland, MA

Average sunshine days in May - Groveland, MA
  • Average sunshine days in May: 20.3 days

The month with the most sunshine days is January (24.5 days).
The month with the least sunshine days is April (18.4 days).

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Average UV index in May
Groveland, MA

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

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

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Average cloud cover in May
Groveland, MA

Average cloud cover in May - Groveland, MA
  • Average cloud cover in May: 46

The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 31).

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Average visibility in May
Groveland, MA

Average visibility in May - Groveland, MA
  • Average visibility in May: 6mi

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

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Groveland, Massachusetts, USA

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