March weather forecast
Cohasset, MA

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Weather in March

The first month of the spring, March, is a frosty month in Cohasset, Massachusetts, with an average temperature varying between 31.6°F (-0.2°C) and 43°F (6.1°C).

Temperature

March's arrival coincides with a marginal rise in the average high-temperature, moving from February's icy 37.2°F (2.9°C) to a chilly 43°F (6.1°C). Cohasset encounters an average low-temperature of 31.6°F (-0.2°C) during March nights.

Humidity

The average relative humidity in March in Cohasset, Massachusetts, is 74%.

Rainfall

In March, the rain falls for 11.5 days. Throughout March, 2.91" (74mm) of precipitation is accumulated. Throughout the year, in Cohasset, Massachusetts, there are 152 rainfall days, and 29.09" (739mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Cohasset are January through April, November and December. In Cohasset, in March, snow falls for 6.1 days, with typically accumulated 2.6" (66mm) of snow. In Cohasset, during the entire year, snow falls for 28 days and aggregates up to 12.48" (317mm) of snow.

Daylight

In Cohasset, the average length of the day in March is 11h and 58min.
On the first day of March in Cohasset, Massachusetts, sunrise is at 6:17 am and sunset at 5:33 pm EST. On the last day of the month, sunrise is at 6:26 am and sunset at 7:08 pm EDT.
Note: On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time lasts until Sunday, November 3. 2024, at 2:00 am; consequently, the time zone reverts from EDT to EST.

Sunshine

The average sunshine in March in Cohasset is 5.8h.

UV index

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for average individuals.
Note: The daily high UV index of 2 in March translates into this advice:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
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Frequently asked questions

Is March cold in Cohasset?

An average high-temperature, in March, in Cohasset, is 43°F (6.1°C) and the average low-temperature is 31.6°F (-0.2°C).

What is the average humidity in March in Cohasset?

In Cohasset, the average relative humidity in March is 74%.

How many days does it rain in March in Cohasset?

In Cohasset, in March, it is raining for 11.5 days, with typically 2.91" (74mm) of accumulated precipitation.

How many days does it snow in March in Cohasset?

In Cohasset, Massachusetts, in March, during 6.1 snowfall days, 2.6" (66mm) of snow is typically accumulated.

What is the average length of the day in March in Cohasset?

The average day length in March in Cohasset, Massachusetts, is 11h and 58min.

When is the sunrise / sunset in March in Cohasset?

In March, on the first day of the month, sunrise is at 6:17 am and sunset at 5:33 pm EST. On the last day of the month, in Cohasset, sunrise is at 6:26 am and sunset at 7:08 pm EDT.

When does Daylight Saving Time (DST) start in March in Cohasset?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Cohasset, and the time zone changes from EST to EDT. DST ends Sunday, November 3. 2024, at 2:00 am.

How many hours of sunshine does Cohasset have in March?

The average sunshine duration in March is 5.8h.

What is the month with the lowest UV index in Cohasset?

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Cohasset, Massachusetts.

What is the UV index reading in March in Cohasset?

In March, the average daily maximum UV index in Cohasset, Massachusetts, is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability 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 March
Cohasset, MA

Average temperature in March - Cohasset, MA
  • Average high temperature in March: 43°F

The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (34.5°F).

  • Average low temperature in March: 31.6°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

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Average pressure in March
Cohasset, MA

Average pressure in March - Cohasset, MA
  • Average pressure in March: 30.03"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 March
Cohasset, MA

Average wind speed in March - Cohasset, MA
  • Average wind speed in March: 10.6mph

The windiest month (with the highest average wind speed) is January (11.1mph).
The calmest month (with the lowest average wind speed) is August (6.9mph).

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Average humidity in March
Cohasset, MA

Average humidity in March - Cohasset, MA
  • Average humidity in March: 74%

The months with the highest relative humidity are February, June and September (77%).
The month with the lowest relative humidity is April (72%).

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Average rainfall in March
Cohasset, MA

Average rainfall in March - Cohasset, MA
  • Average rainfall in March: 2.91"

The wettest month (with the highest rainfall) is December (3.11").
The driest month (with the least rainfall) is September (1.5").

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Average rainfall days in March
Cohasset, MA

Average rainfall days in March - Cohasset, MA
  • Average rainfall days in March: 11.5 days

The month with the highest number of rainy days is July (16.5 days).
The month with the least rainy days is January (8.6 days).

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Average snowfall in March
Cohasset, MA

Average snowfall in March - Cohasset, MA
  • Average snowfall in March: 2.6"

The month with the highest snowfall is February (3.86").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in March
Cohasset, MA

Average snowfall days in March - Cohasset, MA
  • Average snowfall days in March: 6.1 days

The month with the highest number of snowfall days is January (8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in March /
Average sunshine in March
Cohasset, MA

Average daylight in March / Average sunshine in March - Cohasset, MA
  • Average daylight in March: 12h and 0min

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 March: 5h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 36min).
The months with the least sunshine are February and December (Average sunshine: 4h and 48min).

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Average sunshine days in March
Cohasset, MA

Average sunshine days in March - Cohasset, MA
  • Average sunshine days in March: 14.1 days

The month with the most sunshine days is November (17 days).
The month with the least sunshine days is July (12.8 days).

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Average UV index in March
Cohasset, MA

Average UV index in March - Cohasset, MA
  • Average UV index in March: 2

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 March
Cohasset, MA

Average cloud cover in March - Cohasset, MA
  • Average cloud cover in March: 51

The month with the most cloud cover is March (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 30).

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Average visibility in March
Cohasset, MA

Average visibility in March - Cohasset, MA
  • Average visibility in March: 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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Cohasset, Massachusetts, USA

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