March weather forecast
Stonington, ME

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Weather in March

March, the first month of the spring in Stonington, is also a wintry month, with temperature in the range of an average low of 27.9°F (-2.3°C) and an average high of 37°F (2.8°C).

Temperature

Stonington marks the onset of March with an average high-temperature of a still icy 37°F (2.8°C), a subtle shift from February's 32.4°F (0.2°C). In Stonington, an average temperature of 27.9°F (-2.3°C) is noted during March nights.

Humidity

In March, the average relative humidity in Stonington is 79%.

Rainfall

In Stonington, during March, the rain falls for 8.6 days and regularly aggregates up to 1.14" (29mm) of precipitation. Throughout the year, there are 115.5 rainfall days, and 17.95" (456mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall. In Stonington, during March, snow falls for 4.6 days and regularly aggregates up to 1.46" (37mm) of snow. In Stonington, during the entire year, snow falls for 29.2 days and aggregates up to 9.65" (245mm) of snow.

Ocean temperature

The month with the coldest seawater in Stonington is March, with an average ocean temperature of 38.3°F (3.5°C).
Note: When swimming, this state is excessively cold, posing a lethal risk. Absent the protection of insulated waterproof wear, hypothermia is likely to occur immediately.

Daylight

In Stonington, the average length of the day in March is 11h and 58min.
On the first day of the month, sunrise is at 6:10 am and sunset at 5:23 pm EST. On the last day of March, sunrise is at 6:16 am and sunset at 7:01 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 Stonington is 5.6h.

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 estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for the average person.
Note: The maximum daily UV index, 2 in March, converts into the following recommendations:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
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Frequently asked questions

How cold is it in Stonington in March?

In Stonington, 37°F (2.8°C) is the average high-temperature and 27.9°F (-2.3°C) is the average low-temperature during March.

What is the average humidity in March in Stonington?

The average relative humidity in March is 79%.

How much does it rain in Stonington in March?

In Stonington, in March, during 8.6 rainfall days, 1.14" (29mm) of precipitation is typically accumulated.

How much does it snow in Stonington in March?

In Stonington, Maine, in March, during 4.6 snowfall days, 1.46" (37mm) of snow is typically accumulated.

What is the month with the coldest ocean in Stonington?

March is the month with the coldest seawater in Stonington, Maine, with an average ocean temperature of 38.3°F (3.5°C).

What is the ocean temperature in March in Stonington?

In March, the average ocean temperature in Stonington is 38.3°F (3.5°C). For swimming, this is considered extremely cold, dangerous, and life-threatening. Unless suitably protected with insulated waterproof clothing, hypothermia quickly occurs.

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

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

What time are sunrise and sunset in March in Stonington?

On the first day of March in Stonington, Maine, sunrise is at 6:10 am and sunset at 5:23 pm EST. On the last day of the month, sunrise is at 6:16 am and sunset at 7:01 pm EDT.

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

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

In Stonington, the average sunshine duration in March is 5.6h.

What are the months with the lowest UV index in Stonington?

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

What is the UV index reading in March in Stonington?

In Stonington, the average daily maximum UV index in March 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
Stonington, ME

Average temperature in March - Stonington, ME
  • Average high temperature in March: 37°F

The warmest month (with the highest average high temperature) is August (68.9°F).
The month with the lowest average high temperature is January (31.5°F).

  • Average low temperature in March: 27.9°F

The month with the highest average low temperature is August (59.9°F).
The coldest month (with the lowest average low temperature) is January (21°F).

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Average pressure in March
Stonington, ME

Average pressure in March - Stonington, ME
  • Average pressure in March: 30"Hg

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

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Average wind speed in March
Stonington, ME

Average wind speed in March - Stonington, ME
  • Average wind speed in March: 13.7mph

The windiest month (with the highest average wind speed) is January (14.4mph).
The calmest months (with the lowest average wind speed) are July and August (7.8mph).

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Average humidity in March
Stonington, ME

Average humidity in March - Stonington, ME
  • Average humidity in March: 79%

The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is November (76%).

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Average rainfall in March
Stonington, ME

Average rainfall in March - Stonington, ME
  • Average rainfall in March: 1.14"

The wettest month (with the highest rainfall) is October (2.09").
The driest month (with the least rainfall) is September (0.91").

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Average rainfall days in March
Stonington, ME

Average rainfall days in March - Stonington, ME
  • Average rainfall days in March: 8.6 days

The month with the highest number of rainy days is July (12.8 days).
The month with the least rainy days is February (5.3 days).

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Average snowfall in March
Stonington, ME

Average snowfall in March - Stonington, ME
  • Average snowfall in March: 1.46"

The month with the highest snowfall is February (2.32").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in March
Stonington, ME

Average snowfall days in March - Stonington, ME
  • Average snowfall days in March: 4.6 days

The month with the highest number of snowfall days is January (7.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average sea temperature in March
Stonington, ME

Average sea temperature in March - Stonington, ME
  • Average sea temperature in March: 38.2°F

The best month for swimming (with the highest average sea temperature) is August (58.6°F).
The coldest month (with the lowest average sea temperature) is March (38.2°F).

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Average daylight in March /
Average sunshine in March
Stonington, ME

Average daylight in March / Average sunshine in March - Stonington, 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: 8h and 54min).

  • Average sunshine in March: 5h and 4min

The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 4h and 30min).

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Average sunshine days in March
Stonington, ME

Average sunshine days in March - Stonington, ME
  • Average sunshine days in March: 17.5 days

The month with the most sunshine days is September (19.9 days).
The month with the least sunshine days is July (15.4 days).

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Average UV index in March
Stonington, ME

Average UV index in March - Stonington, ME
  • Average UV index in March: 2

The months with the highest UV index are June, July and August (UV index 5).
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
Stonington, ME

Average cloud cover in March - Stonington, 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 31).

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Average visibility in March
Stonington, ME

Average visibility in March - Stonington, ME
  • 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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Stonington, Maine, USA

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