March weather forecast
South Bristol, ME

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Weather in March

March, the first month of the spring in South Bristol, is a wintry month, with temperature in the range of an average low of 26.1°F (-3.3°C) and an average high of 37.9°F (3.3°C).

Temperature

With the onset of March, the average high-temperature subtly transitions from a subzero cold 31.5°F (-0.3°C) in February to a wintry 37.9°F (3.3°C). Throughout March, the average low-temperature in South Bristol records at a subzero cold 26.1°F (-3.3°C).

Humidity

In South Bristol, the average relative humidity in March is 80%.

Rainfall

In South Bristol, during March, the rain falls for 11 days and regularly aggregates up to 2.44" (62mm) of precipitation. In South Bristol, during the entire year, the rain falls for 142.1 days and collects up to 30.51" (775mm) of precipitation.

Snowfall

January through May, November and December are months with snowfall in South Bristol. In March, it is snowing for 8.5 days. Throughout March, 3.74" (95mm) of snow is accumulated. Throughout the year, there are 40 snowfall days, and 20.08" (510mm) of snow is accumulated.

Daylight

In South Bristol, the average length of the day in March is 11h and 58min.
On the first day of the month, sunrise is at 6:13 am and sunset at 5:27 pm EST. On the last day of March, sunrise is at 6:19 am and sunset at 7:04 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 South Bristol, the average sunshine in March is 5.5h.

UV index

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in South Bristol. A UV Index estimate of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for the average person.
Note: The daily high UV index of 2 in March translates into this advice:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold does it get in South Bristol in March?

During March, South Bristol experiences an average high-temperature of 37.9°F (3.3°C) and a low-temperature of 26.1°F (-3.3°C).

What is the average humidity in March in South Bristol?

The average relative humidity in March in South Bristol is 80%.

How much does it rain in South Bristol in March?

In South Bristol, in March, during 11 rainfall days, 2.44" (62mm) of precipitation is typically accumulated.

How many days does it snow in March in South Bristol?

In South Bristol, Maine, in March, during 8.5 snowfall days, 3.74" (95mm) of snow is typically accumulated.

How many hours of daylight does South Bristol have in March?

The average day length in March in South Bristol, Maine, is 11h and 58min.

When are sunrise and sunset in March in South Bristol?

In March, on the first day of the month, sunrise is at 6:13 am and sunset at 5:27 pm EST. On the last day of the month, in South Bristol, Maine, sunrise is at 6:19 am and sunset at 7:04 pm EDT.

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

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

How long on average sun shines in March in South Bristol?

In March, the average sunshine duration in South Bristol is 5.5h.

When is the lowest UV index in South Bristol?

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

How high is the UV index in March in South Bristol?

In South Bristol, the average daily maximum UV index in March is 2. A UV Index value of 2, and less, symbolizes 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
South Bristol, ME

Average temperature in March - South Bristol, ME
  • Average high temperature in March: 37.9°F

The warmest months (with the highest average high temperature) are July and August (74.1°F).
The month with the lowest average high temperature is January (29.7°F).

  • Average low temperature in March: 26.1°F

The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (18°F).

Average pressure in March
South Bristol, ME

Average pressure in March - South Bristol, ME
  • Average pressure in March: 30.01"Hg

The months with the highest atmospheric pressure are September and November (30.04"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in March
South Bristol, ME

Average wind speed in March - South Bristol, ME
  • Average wind speed in March: 10.6mph

The windiest months (with the highest average wind speed) are January and March (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).

Average humidity in March
South Bristol, ME

Average humidity in March - South Bristol, ME
  • Average humidity in March: 80%

The months with the highest relative humidity are June and July (82%).
The month with the lowest relative humidity is November (76%).

Average rainfall in March
South Bristol, ME

Average rainfall in March - South Bristol, ME
  • Average rainfall in March: 2.44"

The wettest month (with the highest rainfall) is December (3.5").
The driest month (with the least rainfall) is September (1.5").

Average rainfall days in March
South Bristol, ME

Average rainfall days in March - South Bristol, ME
  • Average rainfall days in March: 11 days

The month with the highest number of rainy days is April (15.1 days).
The month with the least rainy days is January (6.6 days).

Average snowfall in March
South Bristol, ME

Average snowfall in March - South Bristol, ME
  • Average snowfall in March: 3.74"

The month with the highest snowfall is January (5.28").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in March
South Bristol, ME

Average snowfall days in March - South Bristol, ME
  • Average snowfall days in March: 8.5 days

The month with the highest number of snowfall days is February (9.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in March /
Average sunshine in March
South Bristol, ME

Average daylight in March / Average sunshine in March - South Bristol, ME
  • Average daylight in March: 12h and 0min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in March: 5h and 3min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The months with the least sunshine are February and December (Average sunshine: 4h and 36min).

Average sunshine days in March
South Bristol, ME

Average sunshine days in March - South Bristol, ME
  • Average sunshine days in March: 13.8 days

The month with the most sunshine days is September (17.5 days).
The month with the least sunshine days is April (11.7 days).

Average UV index in March
South Bristol, ME

Average UV index in March - South Bristol, ME
  • Average UV index in March: 2

The month with the highest UV index is July (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
South Bristol, ME

Average cloud cover in March - South Bristol, ME
  • Average cloud cover in March: 52

The months with the most cloud cover are February and March (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 33).

Average visibility in March
South Bristol, ME

Average visibility in March - South Bristol, ME
  • Average visibility in March: 6mi

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

South Bristol, Maine, USA

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