May weather forecast
Norwell, MA

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Weather in May

May, the last month of the spring in Norwell, is a mild month, with an average temperature varying between 60.6°F (15.9°C) and 50°F (10°C).

Temperature

With the arrival of May, the average high-temperature transitions from a cool 51.4°F (10.8°C) in April to a refreshing 60.6°F (15.9°C). Throughout the month of May, Norwell reports a steady low-temperature average of 50°F (10°C).

Humidity

In Norwell, the average relative humidity in May is 78%.

Rainfall

In Norwell, during May, the rain falls for 12 days and regularly aggregates up to 0.79" (20mm) of precipitation. Throughout the year, in Norwell, Massachusetts, there are 119.1 rainfall days, and 10.83" (275mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall in Norwell.

Daylight

In May, the average length of the day is 14h and 36min.
On the first day of the month, sunrise is at 5:37 am and sunset at 7:42 pm. On the last day of May, sunrise is at 5:09 am and sunset at 8:12 pm EDT.

Sunshine

In Norwell, the average sunshine in May is 8.6h.

UV index

In Norwell, the average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum daily UV index, 5 in May, converts into the following recommendations:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
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Frequently asked questions

What is the temperature in May in Norwell?

The high-temperature, in May, in Norwell, records 60.6°F (15.9°C), while the low-temperature is 50°F (10°C).

What is the average humidity in May in Norwell?

In Norwell, Massachusetts, the average relative humidity in May is 78%.

How much does it rain in Norwell in May?

In May, in Norwell, Massachusetts, the rain falls for 12 days. Throughout May, 0.79" (20mm) of precipitation is accumulated.

When it does not snow in Norwell?

In Norwell, snow does not fall in May through October.

Does it snow in Norwell in May?

In May, in Norwell, it doesn't snow. April is the latest month when it typically snows.

How many hours of daylight does Norwell have in May?

In May, the average day length in Norwell is 14h and 36min.

When is the sunrise / sunset in May in Norwell?

On the first day of May in Norwell, Massachusetts, sunrise is at 5:37 am and sunset at 7:42 pm. On the last day of the month, sunrise is at 5:09 am and sunset at 8:12 pm EDT.

How many hours of sunshine does Norwell have in May?

The average sunshine duration in May in Norwell, Massachusetts, is 8.6h.

What is the UV index intensity in May in Norwell?

In Norwell, the average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a moderate health threat from unsafe exposure to Sun's UV rays.
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
Norwell, MA

Average temperature in May - Norwell, MA
  • Average high temperature in May: 60.6°F

The warmest month (with the highest average high temperature) is July (76.5°F).
The month with the lowest average high temperature is January (35.6°F).

  • Average low temperature in May: 50°F

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (25.9°F).

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Average pressure in May
Norwell, MA

Average pressure in May - Norwell, MA
  • Average pressure in May: 30.01"Hg

The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in May
Norwell, MA

Average wind speed in May - Norwell, MA
  • Average wind speed in May: 9.4mph

The windiest month (with the highest average wind speed) is January (12.9mph).
The calmest months (with the lowest average wind speed) are July and August (8mph).

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Average humidity in May
Norwell, MA

Average humidity in May - Norwell, MA
  • Average humidity in May: 78%

The months with the highest relative humidity are June and July (79%).
The months with the lowest relative humidity are April and November (74%).

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Average rainfall in May
Norwell, MA

Average rainfall in May - Norwell, MA
  • Average rainfall in May: 0.79"

The wettest month (with the highest rainfall) is July (1.26").
The driest month (with the least rainfall) is February (0.67").

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Average rainfall days in May
Norwell, MA

Average rainfall days in May - Norwell, MA
  • Average rainfall days in May: 12 days

The month with the highest number of rainy days is July (13 days).
The month with the least rainy days is February (6.5 days).

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Average snowfall in May
Norwell, MA

Average snowfall in May - Norwell, MA
  • Average snowfall in May: 0"

The month with the highest snowfall is February (0.79").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in May
Norwell, MA

Average snowfall days in May - Norwell, MA
  • Average snowfall days in May: 0 days

The months with the highest number of snowfall days are January and February (6.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in May / Average sunshine in May - Norwell, 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 4min

The month with the most sunshine is August (Average sunshine: 10h and 42min).
The months with the least sunshine are February and December (Average sunshine: 4h and 48min).

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Average sunshine days in May
Norwell, MA

Average sunshine days in May - Norwell, MA
  • Average sunshine days in May: 16.1 days

The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is July (15.9 days).

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Average UV index in May
Norwell, MA

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

The months with the highest UV index are 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
Norwell, MA

Average cloud cover in May - Norwell, MA
  • Average cloud cover in May: 43

The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 28).

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Average visibility in May
Norwell, MA

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

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