March weather forecast
Southborough, MA

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Weather in March

The first month of the spring, March, is a frosty month in Southborough, Massachusetts, with an average temperature ranging between min 28.8°F (-1.8°C) and max 43°F (6.1°C).

Temperature

March's arrival signals a modest temperature shift, moving from an icy 35.2°F (1.8°C) in February to a chilly 43°F (6.1°C). An average low-temperature of 28.8°F (-1.8°C) marks the month of March.

Humidity

In March, the average relative humidity is 76%.

Rainfall

The wettest months are March, November and December, with an average 2.56" (65mm) of rainfall.

Snowfall

Months with snowfall are January through May, October through December. In March, it is snowing for 7.4 days. Throughout March, 5.2" (132mm) of snow is accumulated. Throughout the year, there are 32.4 snowfall days, and 21.61" (549mm) of snow is accumulated.

Daylight

The average length of the day in March is 11h and 58min.
On the first day of March, sunrise is at 6:20 am and sunset at 5:36 pm EST. On the last day of the month, sunrise is at 6:28 am and sunset at 7:11 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 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 value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for average individuals.
Note: A typical high UV index of 2 in March suggests the following recommendations:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
Updated: Jul 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it cold in Southborough during March?

In Southborough, 43°F (6.1°C) is the average high-temperature and 28.8°F (-1.8°C) is the average low-temperature during March.

What is the average humidity in March?

The average relative humidity in March is 76%.

What is the rainiest month?

The wettest months are March, November and December, with an average 2.56" (65mm) of rainfall.

How many days does it rain in March?

In Southborough, Massachusetts, during March, the rain falls for 10.5 days and regularly aggregates up to 2.56" (65mm) of precipitation.

How many days does it snow in March?

In Southborough, in March, snow falls for 7.4 days, with typically accumulated 5.2" (132mm) of snow.

How many hours of daylight does Southborough have in March?

In Southborough, 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 6:20 am and sunset at 5:36 pm EST. On the last day of the month, sunrise is at 6:28 am and sunset at 7:11 pm EDT.

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

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 Southborough have in March?

In Southborough, the average sunshine duration in March is 5.8h.

When is the lowest UV index?

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

What is the UV index intensity in March?

The average daily maximum UV index in March is 2. A UV Index reading of 2, and below, represents a minimal hazard to health 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
Southborough, MA

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

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (32.5°F).

  • Average low temperature in March: 28.8°F

The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).

Average pressure in March
Southborough, MA

Average pressure in March - Southborough, MA
  • Average pressure in March: 30.03"Hg

The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in March
Southborough, MA

Average wind speed in March - Southborough, MA
  • Average wind speed in March: 8.5mph

The windiest month (with the highest average wind speed) is January (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

Average humidity in March
Southborough, MA

Average humidity in March - Southborough, MA
  • Average humidity in March: 76%

The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is April (71%).

Average rainfall in March
Southborough, MA

Average rainfall in March - Southborough, MA
  • Average rainfall in March: 2.56"

The wettest months (with the highest rainfall) are March, November and December (2.56").
The driest month (with the least rainfall) is September (1.34").

Average rainfall days in March
Southborough, MA

Average rainfall days in March - Southborough, MA
  • Average rainfall days in March: 10.5 days

The month with the highest number of rainy days is May (15.6 days).
The month with the least rainy days is January (6.8 days).

Average snowfall in March
Southborough, MA

Average snowfall in March - Southborough, MA
  • Average snowfall in March: 5.2"

The month with the highest snowfall is February (5.24").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in March
Southborough, MA

Average snowfall days in March - Southborough, MA
  • Average snowfall days in March: 7.4 days

The month with the highest number of snowfall days is February (7.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in March / Average sunshine in March - Southborough, 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 18min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days in March
Southborough, MA

Average sunshine days in March - Southborough, MA
  • Average sunshine days in March: 15.1 days

The month with the most sunshine days is November (18.4 days).
The month with the least sunshine days is April (13.4 days).

Average UV index in March
Southborough, MA

Average UV index in March - Southborough, 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
Southborough, MA

Average cloud cover in March - Southborough, 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 34).

Average visibility in March
Southborough, MA

Average visibility in March - Southborough, MA
  • Average visibility in March: 6mi

The months with the highest visibility are January, March, April, May, October, November and December (6mi).
The months with the lowest visibility are February, June, July, August and September (5mi).

Southborough, Massachusetts, USA

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