March weather forecast
South Thomaston, ME

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Weather in March

The first month of the spring, March, is also an icy month in South Thomaston, Maine, with an average temperature varying between 28.8°F (-1.8°C) and 37.6°F (3.1°C).

Temperature

The arrival of March sees a recorded average high-temperature of a still wintry 37.6°F (3.1°C), showing little divergence from the previous month's conditions. Throughout March, a minimal difference from peak daytime temperatures is noted, marking a steady low-temperature average of 28.8°F (-1.8°C).

Humidity

In March, the average relative humidity is 78%.

Rainfall

In March, the rain falls for 11.2 days. Throughout March, 2.24" (57mm) of precipitation is accumulated. Throughout the year, in South Thomaston, Maine, there are 144.8 rainfall days, and 30.63" (778mm) of precipitation is accumulated.

Snowfall

Months with snowfall in South Thomaston, Maine, are January through April, November and December. In March, in South Thomaston, it is snowing for 6.7 days. Throughout March, 2.48" (63mm) of snow is accumulated. Throughout the year, in South Thomaston, there are 33.1 snowfall days, and 12.36" (314mm) of snow is accumulated.

Ocean temperature

With an average ocean temperature of 37.9°F (3.3°C), March is the month with the coldest seawater in South Thomaston.
Note: During swimming activities, this is a serious life-threatening hazard. Rapid loss of control over breathing impairs cognitive abilities. A specialized swimsuit is essential to limit thermal wastage.

Daylight

In South Thomaston, the average length of the day in March is 11h and 58min.
On the first day of March, sunrise is at 6:12 am and sunset at 5:25 pm EST. On the last day of the month, sunrise is at 6:18 am and sunset at 7:02 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 in South Thomaston is 5.6h.

UV index

The months with the lowest UV index in South Thomaston 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 low threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In March, the average maximum UV index of 2 translates into the following recommendations:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is March in South Thomaston?

The average high-temperature, in March, in South Thomaston, is 37.6°F (3.1°C), while the average low-temperature is 28.8°F (-1.8°C).

What is the average humidity in March in South Thomaston?

In March, the average relative humidity is 78%.

How much does it rain in South Thomaston in March?

In South Thomaston, in March, during 11.2 rainfall days, 2.24" (57mm) of precipitation is typically accumulated.

How much does it snow in South Thomaston in March?

In South Thomaston, in March, during 6.7 snowfall days, 2.48" (63mm) of snow is typically accumulated.

What month is the ocean coldest in South Thomaston?

The month with the coldest seawater in South Thomaston is March, with an average ocean temperature of 37.9°F (3.3°C).

What is the water temperature in March in South Thomaston?

In South Thomaston, in March, the average water temperature is 37.9°F (3.3°C). For swimming, this is considered life-threatening and very dangerous. The water feels painfully cold, and hyperventilation quickly occurs. A specialized swimsuit is mandatory to reduce thermal damage.

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

In South Thomaston, Maine, the average day length in March is 11h and 58min.

When is the sunrise / sunset in March in South Thomaston?

On the first day of March in South Thomaston, Maine, sunrise is at 6:12 am and sunset at 5:25 pm EST. On the last day of the month, sunrise is at 6:18 am and sunset at 7:02 pm EDT.

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

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

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

What is the month with the lowest UV index in South Thomaston?

The months with the lowest UV index in South Thomaston 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 Thomaston?

In South Thomaston, the average daily maximum UV index in March is 2. A UV Index reading of 2, and below, represents a low health risk 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
South Thomaston, ME

Average temperature in March - South Thomaston, ME
  • Average high temperature in March: 37.6°F

The warmest month (with the highest average high temperature) is August (68.7°F).
The month with the lowest average high temperature is January (31.8°F).

  • Average low temperature in March: 28.8°F

The month with the highest average low temperature is August (60.6°F).
The coldest month (with the lowest average low temperature) is January (22.1°F).

Average pressure in March
South Thomaston, ME

Average pressure in March - South Thomaston, 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).

Average wind speed in March
South Thomaston, ME

Average wind speed in March - South Thomaston, ME
  • Average wind speed in March: 14.4mph

The windiest month (with the highest average wind speed) is January (14.9mph).
The calmest months (with the lowest average wind speed) are July and August (8.2mph).

Average humidity in March
South Thomaston, ME

Average humidity in March - South Thomaston, ME
  • Average humidity in March: 78%

The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is November (75%).

Average rainfall in March
South Thomaston, ME

Average rainfall in March - South Thomaston, ME
  • Average rainfall in March: 2.24"

The wettest month (with the highest rainfall) is December (3.35").
The driest month (with the least rainfall) is September (1.81").

Average rainfall days in March
South Thomaston, ME

Average rainfall days in March - South Thomaston, ME
  • Average rainfall days in March: 11.2 days

The month with the highest number of rainy days is April (15.8 days).
The month with the least rainy days is January (7.9 days).

Average snowfall in March
South Thomaston, ME

Average snowfall in March - South Thomaston, ME
  • Average snowfall in March: 2.48"

The month with the highest snowfall is January (2.83").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in March
South Thomaston, ME

Average snowfall days in March - South Thomaston, ME
  • Average snowfall days in March: 6.7 days

The month with the highest number of snowfall days is January (8.5 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

Average sea temperature in March
South Thomaston, ME

Average sea temperature in March - South Thomaston, ME
  • Average sea temperature in March: 37.8°F

The best month for swimming (with the highest average sea temperature) is August (60.4°F).
The coldest month (with the lowest average sea temperature) is March (37.8°F).

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

Average daylight in March / Average sunshine in March - South Thomaston, 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 4min

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

Average sunshine days in March
South Thomaston, ME

Average sunshine days in March - South Thomaston, ME
  • Average sunshine days in March: 13.4 days

The month with the most sunshine days is September (18 days).
The month with the least sunshine days is April (11.5 days).

Average UV index in March
South Thomaston, ME

Average UV index in March - South Thomaston, 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).

Average cloud cover in March
South Thomaston, ME

Average cloud cover in March - South Thomaston, ME
  • Average cloud cover in March: 51

The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 31).

Average visibility in March
South Thomaston, ME

Average visibility in March - South Thomaston, 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).

South Thomaston, Maine, USA

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