May weather forecast
Monterey, MA

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Weather in May

May, the last month of the spring in Monterey, is a refreshing month, with an average temperature varying between 46.8°F (8.2°C) and 66.7°F (19.3°C).

Temperature

As May arrives, a rise in the average high-temperature is observed, moving from a cool 54.1°F (12.3°C) in April to an enjoyable 66.7°F (19.3°C). An average minimum temperature of 46.8°F (8.2°C) marks the month of May.

Humidity

In May, the average relative humidity is 77%.

Rainfall

In May, the rain falls for 16.6 days. Throughout May, 2.91" (74mm) of precipitation is accumulated. In Monterey, during the entire year, the rain falls for 157.8 days and collects up to 31.69" (805mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.5 snowfall days, in May, Monterey aggregates 0.39" (10mm) of snow. Throughout the year, there are 55.3 snowfall days, and 29.17" (741mm) of snow is accumulated.

Daylight

In May, the average length of the day is 14h and 36min.
On the first day of May, sunrise is at 5:47 am and sunset at 7:52 pm. On the last day of the month, sunrise is at 5:19 am and sunset at 8:22 pm EDT.

Sunshine

In Monterey, the average sunshine in May is 8.3h.

UV index

May through August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A maximum high daily UV index of 5 during May translates into the following directions:
Take necessary precautions - Defending against sun damage is advocated. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
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Frequently asked questions

What are the temperatures in Monterey in May?

In Monterey, 66.7°F (19.3°C) is the average high-temperature and 46.8°F (8.2°C) is the average low-temperature during May.

What is the average humidity in May in Monterey?

The average relative humidity in May is 77%.

How much does it rain in Monterey in May?

In May, in Monterey, the rain falls for 16.6 days. Throughout May, 2.91" (74mm) of precipitation is accumulated.

What is the last month it snows in Monterey?

May is the last month it regularly snows in Monterey, Massachusetts. During 0.5 snowfall days, in May, Monterey aggregates 0.39" (10mm) of snow.

How many hours of daylight does Monterey have in May?

The average day length in May in Monterey, Massachusetts, is 14h and 36min.

When are sunrise and sunset in May in Monterey?

On the first day of May in Monterey, sunrise is at 5:47 am and sunset at 7:52 pm. On the last day of the month, sunrise is at 5:19 am and sunset at 8:22 pm EDT.

How many hours of sunshine does Monterey have in May?

In Monterey, Massachusetts, the average sunshine duration in May is 8.3h.

When is the highest UV index in Monterey?

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

What is the UV index intensity in May in Monterey?

In Monterey, the average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a medium health risk 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
Monterey, MA

Average temperature in May - Monterey, MA
  • Average high temperature in May: 66.7°F

The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (29.1°F).

  • Average low temperature in May: 46.8°F

The month with the highest average low temperature is July (59.4°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).

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Average pressure in May
Monterey, MA

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

The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in May
Monterey, MA

Average wind speed in May - Monterey, MA
  • Average wind speed in May: 6.5mph

The windiest months (with the highest average wind speed) are January and March (8.4mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).

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Average humidity in May
Monterey, MA

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

The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is April (75%).

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Average rainfall in May
Monterey, MA

Average rainfall in May - Monterey, MA
  • Average rainfall in May: 2.91"

The wettest month (with the highest rainfall) is October (3.03").
The driest month (with the least rainfall) is January (2.13").

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Average rainfall days in May
Monterey, MA

Average rainfall days in May - Monterey, MA
  • Average rainfall days in May: 16.6 days

The month with the highest number of rainy days is May (16.6 days).
The month with the least rainy days is January (8.2 days).

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Average snowfall in May
Monterey, MA

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

The month with the highest snowfall is February (6.89").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Monterey, MA

Average snowfall days in May - Monterey, MA
  • Average snowfall days in May: 0.5 days

The month with the highest number of snowfall days is February (13.2 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
Monterey, MA

Average daylight in May / Average sunshine in May - Monterey, 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 12min).

  • Average sunshine in May: 8h and 2min

The months with the most sunshine are July and August (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 3h and 54min).

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Average sunshine days in May
Monterey, MA

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

The months with the most sunshine days are September and November (15.5 days).
The month with the least sunshine days is February (11.1 days).

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Average UV index in May
Monterey, MA

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

The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in May
Monterey, MA

Average cloud cover in May - Monterey, MA
  • Average cloud cover in May: 49

The month with the most cloud cover is February (Cloud cover 57).
The months with the least cloud cover are July and August (Cloud cover 37).

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Average visibility in May
Monterey, MA

Average visibility in May - Monterey, 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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Monterey, Massachusetts, USA

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