March weather forecast
Plymouth, CT

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Weather in March

The first month of the spring, March, is a frosty month in Plymouth, Connecticut, with an average temperature varying between 28.9°F (-1.7°C) and 43.5°F (6.4°C).

Temperature

Observing a slight rise in March, the average high-temperature shifts from February's icy 36°F (2.2°C) to a chilly 43.5°F (6.4°C). March's nights in Plymouth observe an average temperature of 28.9°F (-1.7°C).

Humidity

In March, the average relative humidity is 76%.

Rainfall

In Plymouth, during March, the rain falls for 12.8 days and regularly aggregates up to 2.72" (69mm) of precipitation. Throughout the year, there are 170 rainfall days, and 35.43" (900mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall in Plymouth. In Plymouth, in March, snow falls for 7.4 days, with typically accumulated 4.37" (111mm) of snow. In Plymouth, during the entire year, snow falls for 33.9 days and aggregates up to 18.43" (468mm) of snow.

Daylight

The average length of the day in March is 11h and 58min.
On the first day of March, sunrise is at 6:25 am and sunset at 5:43 pm EST. On the last day of the month, sunrise is at 6:35 am and sunset at 7:16 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 Plymouth is 6h.

UV index

The months with the lowest UV index in Plymouth, Connecticut, are January through March, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: An average UV index of 2 in March transforms into this advice:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

Is it cold in Plymouth during March?

The average high-temperature, in March, in Plymouth, is 43.5°F (6.4°C), while the average low-temperature is 28.9°F (-1.7°C).

What is the average humidity in March in Plymouth?

In March, the average relative humidity in Plymouth, Connecticut, is 76%.

How much does it rain in Plymouth in March?

In Plymouth, during March, the rain falls for 12.8 days and regularly aggregates up to 2.72" (69mm) of precipitation.

How much does it snow in Plymouth in March?

In Plymouth, Connecticut, in March, during 7.4 snowfall days, 4.37" (111mm) of snow is typically accumulated.

How many hours of daylight does Plymouth have in March?

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

What time are sunrise and sunset in March in Plymouth?

On the first day of March, sunrise is at 6:25 am and sunset at 5:43 pm EST. On the last day of the month, sunrise is at 6:35 am and sunset at 7:16 pm EDT.

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

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 long on average sun shines in March in Plymouth?

In Plymouth, the average sunshine duration in March is 6h.

When is the lowest UV index in Plymouth?

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 reading in March in Plymouth?

The average daily maximum UV index in March is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe 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
Plymouth, CT

Average temperature in March - Plymouth, CT
  • Average high temperature in March: 43.5°F

The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (32.5°F).

  • Average low temperature in March: 28.9°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).

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Average pressure in March
Plymouth, CT

Average pressure in March - Plymouth, CT
  • Average pressure in March: 30.04"Hg

The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in March
Plymouth, CT

Average wind speed in March - Plymouth, CT
  • Average wind speed in March: 8.3mph

The windiest month (with the highest average wind speed) is January (8.4mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

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Average humidity in March
Plymouth, CT

Average humidity in March - Plymouth, CT
  • Average humidity in March: 76%

The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is April (72%).

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Average rainfall in March
Plymouth, CT

Average rainfall in March - Plymouth, CT
  • Average rainfall in March: 2.72"

The wettest month (with the highest rainfall) is December (3.74").
The driest month (with the least rainfall) is September (2.24").

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Average rainfall days in March
Plymouth, CT

Average rainfall days in March - Plymouth, CT
  • Average rainfall days in March: 12.8 days

The months with the highest number of rainy days are May and July (18.3 days).
The month with the least rainy days is February (9.3 days).

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Average snowfall in March
Plymouth, CT

Average snowfall in March - Plymouth, CT
  • Average snowfall in March: 4.37"

The month with the highest snowfall is February (5.12").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in March
Plymouth, CT

Average snowfall days in March - Plymouth, CT
  • Average snowfall days in March: 7.4 days

The month with the highest number of snowfall days is February (9.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in March /
Average sunshine in March
Plymouth, CT

Average daylight in March / Average sunshine in March - Plymouth, CT
  • 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 months with the most sunshine are July and August (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

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Average sunshine days in March
Plymouth, CT

Average sunshine days in March - Plymouth, CT
  • Average sunshine days in March: 12.7 days

The month with the most sunshine days is January (16.7 days).
The month with the least sunshine days is June (10 days).

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Average UV index in March
Plymouth, CT

Average UV index in March - Plymouth, CT
  • 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).

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Average cloud cover in March
Plymouth, CT

Average cloud cover in March - Plymouth, CT
  • Average cloud cover in March: 50

The months with the most cloud cover are February and March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 35).

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Average visibility in March
Plymouth, CT

Average visibility in March - Plymouth, CT
  • Average visibility in March: 5mi

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

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Plymouth, Connecticut, USA

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