March weather forecast
Thomaston, CT

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Weather in March

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

Temperature

In March, the average high-temperature marginally rises from an icy 36°F (2.2°C) in February to a chilly 43.5°F (6.4°C). In March, the temperature drops to an average of 28.9°F (-1.7°C) at night.

Humidity

In March, the average relative humidity is 76%.

Rainfall

In Thomaston, in March, during 12.8 rainfall days, 2.72" (69mm) of precipitation is typically accumulated. In Thomaston, during the entire year, the rain falls for 170 days and collects up to 35.43" (900mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Thomaston, in March, snow falls for 7.4 days, with typically accumulated 4.37" (111mm) of snow. In Thomaston, during the entire year, snow falls for 33.9 days and aggregates up to 18.43" (468mm) 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 6:25 am and sunset at 5:43 pm EST. On the last day of March, sunrise is at 6:35 am and sunset at 7:17 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 Thomaston, the average sunshine in March is 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 low threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: The UV index of 2 in March translates into these instructions:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Updated: Jul 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in March?

In March, the average high-temperature and low-temperature are 43.5°F (6.4°C) and 28.9°F (-1.7°C) respectively.

What is the average humidity in March?

The average relative humidity in March is 76%.

How many days does it rain in March?

In Thomaston, in March, it is raining for 12.8 days, with typically 2.72" (69mm) of accumulated precipitation.

How many days does it snow in March in Thomaston?

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

What is the average length of the day in March?

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

What time are sunrise and sunset in March?

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 7:17 pm EDT.

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

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?

The average sunshine duration in March is 6h.

When is the lowest UV index?

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

What is the UV index reading in March in Thomaston?

The average daily maximum UV index in March is 2. A UV Index of 2, and less, symbolizes 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
Thomaston, CT

Average temperature in March - Thomaston, 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).

Average pressure in March
Thomaston, CT

Average pressure in March - Thomaston, 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).

Average wind speed in March
Thomaston, CT

Average wind speed in March - Thomaston, 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).

Average humidity in March
Thomaston, CT

Average humidity in March - Thomaston, 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%).

Average rainfall in March
Thomaston, CT

Average rainfall in March - Thomaston, 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").

Average rainfall days in March
Thomaston, CT

Average rainfall days in March - Thomaston, 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).

Average snowfall in March
Thomaston, CT

Average snowfall in March - Thomaston, 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").

Average snowfall days in March
Thomaston, CT

Average snowfall days in March - Thomaston, 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).

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

Average daylight in March / Average sunshine in March - Thomaston, 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).

Average sunshine days in March
Thomaston, CT

Average sunshine days in March - Thomaston, 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).

Average UV index in March
Thomaston, CT

Average UV index in March - Thomaston, 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).

Average cloud cover in March
Thomaston, CT

Average cloud cover in March - Thomaston, 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).

Average visibility in March
Thomaston, CT

Average visibility in March - Thomaston, 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).

Thomaston, Connecticut, USA

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