March weather forecast
Cambridge, MA

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The John Weeks Memorial Footbridge in Cambridge, Massachusetts, over the Charles River calm waters, and a distant view of the Havard University student residence unit
The John Weeks Memorial Footbridge in Cambridge, Massachusetts, over the Charles River calm waters, and a distant view of the Havard University student residence unit

Weather in March

By the time March arrives in Cambridge, Massachusetts, the hard-hitting winter begins to loosen its hold. Warmth starts returning to the weather patterns, signaling the beginning of the thaw. Patches of snow start melting, and the familiar chirping of birds signifies the arrival of spring. Notably, the temperature scale swings between 30.6°F (-0.8°C) and 43.3°F (6.3°C). The softening landscape and slowly increasing warmth make for pleasant strolls in the local parks.

Temperature

March's arrival brings a slight change in high-temperatures, adjusting from a cold 36.5°F (2.5°C) in February to a chilly 43.3°F (6.3°C). March is noted for a mean low-temperature of 30.6°F (-0.8°C).

Humidity

The average relative humidity in March is 74%.

Rainfall

In Cambridge, in March, it is raining for 6.8 days, with typically 0.43" (11mm) of accumulated precipitation. Throughout the year, there are 81.8 rainfall days, and 5.51" (140mm) of precipitation is accumulated.

Snowfall

January through May, November and December are months with snowfall. In Cambridge, in March, snow falls for 3.8 days, with typically accumulated 0.63" (16mm) of snow. In Cambridge, during the entire year, snow falls for 16.8 days and aggregates up to 2.4" (61mm) of snow.

Daylight

In Cambridge, the average length of the day in March is 11h and 58min.
On the first day of March, sunrise is at 6:18 am and sunset at 5:34 pm EST. On the last day of the month, sunrise is at 6:27 am and sunset at 7:09 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

In March, the average sunshine is 5.8h.

UV index

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum daily UV index of 2 during March translates into the following directions:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. It's recommended to limit sun exposure when its radiation is at its peak during midday. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.

Frequently asked questions

Is March cold?

During March, Cambridge experiences an average high-temperature of 43.3°F (6.3°C) and a low-temperature of 30.6°F (-0.8°C).

What is the average humidity in March in Cambridge?

In March, the average relative humidity is 74%.

How many days does it rain in March?

In Cambridge, in March, during 6.8 rainfall days, 0.43" (11mm) of precipitation is typically accumulated.

How many days does it snow in March?

In March, it is snowing for 3.8 days. Throughout March, 0.63" (16mm) of snow is accumulated.

How many hours of daylight does Cambridge have in March?

In Cambridge, Massachusetts, the average day length in March is 11h and 58min.

When is the sunrise / sunset in March?

In March, on the first day of the month, sunrise is at 6:18 am and sunset at 5:34 pm EST. On the last day of the month, sunrise is at 6:27 am and sunset at 7:09 pm EDT.

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

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, 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 Cambridge have in March?

In March, the average sunshine duration is 5.8h.

When is the lowest UV index?

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

How high is the UV index in March?

In Cambridge, the average daily maximum UV index in March is 2. A UV Index reading of 2, and below, represents a low health threat from unprotected exposure to 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 March
Cambridge, MA

Average temperature in March - Cambridge, MA
  • Average high temperature in March: 43.3°F

The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (33.8°F).

  • Average low temperature in March: 30.6°F

The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).

Average pressure in March
Cambridge, MA

Average pressure in March - Cambridge, 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).

Average wind speed in March
Cambridge, MA

Average wind speed in March - Cambridge, MA
  • Average wind speed in March: 9.1mph

The windiest month (with the highest average wind speed) is January (9.5mph).
The calmest month (with the lowest average wind speed) is August (6mph).

Average humidity in March
Cambridge, MA

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

The months with the highest relative humidity are January and February (77%).
The month with the lowest relative humidity is April (69%).

Average rainfall in March
Cambridge, MA

Average rainfall in March - Cambridge, MA
  • Average rainfall in March: 0.43"

The wettest month (with the highest rainfall) is November (0.63").
The driest month (with the least rainfall) is September (0.2").

Average rainfall days in March
Cambridge, MA

Average rainfall days in March - Cambridge, MA
  • Average rainfall days in March: 6.8 days

The month with the highest number of rainy days is July (9.6 days).
The month with the least rainy days is January (4.3 days).

Average snowfall in March
Cambridge, MA

Average snowfall in March - Cambridge, MA
  • Average snowfall in March: 0.63"

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

Average snowfall days in March
Cambridge, MA

Average snowfall days in March - Cambridge, MA
  • Average snowfall days in March: 3.8 days

The month with the highest number of snowfall days is January (4.8 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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

Average daylight in March / Average sunshine in March - Cambridge, 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 6min).

  • Average sunshine in March: 5h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

Average sunshine days in March
Cambridge, MA

Average sunshine days in March - Cambridge, MA
  • Average sunshine days in March: 20.6 days

The month with the most sunshine days is January (23.5 days).
The month with the least sunshine days is June (17.4 days).

Average UV index in March
Cambridge, MA

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

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).

Average cloud cover in March
Cambridge, MA

Average cloud cover in March - Cambridge, MA
  • Average cloud cover in March: 50

The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 32).

Average visibility in March
Cambridge, MA

Average visibility in March - Cambridge, 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).

Cambridge, Massachusetts, USA

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