March weather forecast
Swansea, MA

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Weather in March

The first month of the spring, March, is a frosty month in Swansea, Massachusetts, with temperature in the range of an average low of 32.5°F (0.3°C) and an average high of 43.7°F (6.5°C).

Temperature

With the transition into March, Swansea experiences a subtle uplift in average high-temperatures, adjusting from an icy 37.9°F (3.3°C) in February to a chilly 43.7°F (6.5°C). During March nights, Swansea records an average temperature of 32.5°F (0.3°C).

Humidity

In March, the average relative humidity is 74%.

Rainfall

In Swansea, in March, during 11 rainfall days, 1.61" (41mm) of precipitation is typically accumulated. Throughout the year, there are 135.4 rainfall days, and 18.31" (465mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, November and December. The month with the most snowfall is March, when snow falls for 5.2 days and typically aggregates up to 2.13" (54mm) of snow.

Daylight

In March, the average length of the day is 11h and 58min.
On the first day of the month, sunrise is at 6:18 am and sunset at 5:35 pm EST. On the last day of March, 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 Swansea, the average sunshine in March is 6h.

UV index

January through March 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 low threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: A maximum high UV index of 2 in March translates into the following recommendations:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
Updated: Aug 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is March?

An average high-temperature, in March, in Swansea, is 43.7°F (6.5°C) and the average low-temperature is 32.5°F (0.3°C).

What is the average humidity in March?

The average relative humidity in March is 74%.

How much does it rain in March?

In March, the rain falls for 11 days. Throughout March, 1.61" (41mm) of precipitation is accumulated.

What is the snowiest month?

March is the month with the most snowfall. Snow falls for 5.2 days and accumulates 2.13" (54mm) of snow.

How much does it snow in March?

In March, it is snowing for 5.2 days. Throughout March, 2.13" (54mm) of snow is accumulated.

How many hours of daylight does Swansea have in March?

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

When are sunrise and sunset in March in Swansea?

In March, on the first day of the month, sunrise is at 6:18 am and sunset at 5:35 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 Swansea?

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 Swansea have in March?

In March, the average sunshine duration is 6h.

What are the months with the lowest UV index?

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

What is the UV index reading in March?

In March, the average daily maximum UV index is 2. A UV Index estimate 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
Swansea, MA

Average temperature in March - Swansea, MA
  • Average high temperature in March: 43.7°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 (36°F).

  • Average low temperature in March: 32.5°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 (25.2°F).

Average pressure in March
Swansea, MA

Average pressure in March - Swansea, 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 (29.93"Hg).

Average wind speed in March
Swansea, MA

Average wind speed in March - Swansea, MA
  • Average wind speed in March: 10.9mph

The windiest months (with the highest average wind speed) are January, February and March (10.9mph).
The calmest month (with the lowest average wind speed) is August (7.3mph).

Average humidity in March
Swansea, MA

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

The month with the highest relative humidity is June (80%).
The month with the lowest relative humidity is April (73%).

Average rainfall in March
Swansea, MA

Average rainfall in March - Swansea, MA
  • Average rainfall in March: 1.61"

The wettest month (with the highest rainfall) is October (1.97").
The driest month (with the least rainfall) is September (1.06").

Average rainfall days in March
Swansea, MA

Average rainfall days in March - Swansea, MA
  • Average rainfall days in March: 11 days

The month with the highest number of rainy days is July (15 days).
The month with the least rainy days is February (6.9 days).

Average snowfall in March
Swansea, MA

Average snowfall in March - Swansea, MA
  • Average snowfall in March: 2.13"

The month with the highest snowfall is March (2.13").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in March
Swansea, MA

Average snowfall days in March - Swansea, MA
  • Average snowfall days in March: 5.2 days

The month with the highest number of snowfall days is January (5.9 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
Swansea, MA

Average daylight in March / Average sunshine in March - Swansea, 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: 6h and 0min

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 54min).

Average sunshine days in March
Swansea, MA

Average sunshine days in March - Swansea, MA
  • Average sunshine days in March: 15.9 days

The month with the most sunshine days is November (19.2 days).
The month with the least sunshine days is April (13.6 days).

Average UV index in March
Swansea, MA

Average UV index in March - Swansea, 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 and December (UV index 2).

Average cloud cover in March
Swansea, MA

Average cloud cover in March - Swansea, MA
  • Average cloud cover in March: 48

The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 29).

Average visibility in March
Swansea, MA

Average visibility in March - Swansea, 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).

Swansea, Massachusetts, USA

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