March weather forecast
Portland, CT

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Weather in March

March, the first month of the spring in Portland, is a chilly month, with an average temperature fluctuating between 44.8°F (7.1°C) and 30.4°F (-0.9°C).

Temperature

As February gives way to March, the average high-temperature displays a slight ascent, adjusting from a cold 37°F (2.8°C) to a chilly 44.8°F (7.1°C). In Portland, an average low-temperature of 30.4°F (-0.9°C) is recorded during March nights.

Humidity

In Portland, Connecticut, the average relative humidity in March is 74%.

Rainfall

In Portland, during March, the rain falls for 12.7 days and regularly aggregates up to 2.83" (72mm) of precipitation. Throughout the year, there are 162.2 rainfall days, and 34.13" (867mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, November and December. March is the month with the most snowfall in Portland. Snow falls for 6.2 days and accumulates 4.13" (105mm) of snow.

Daylight

In Portland, Connecticut, the average length of the day in March is 11h and 58min.
On the first day of the month, sunrise is at 6:23 am and sunset at 5:41 pm EST. On the last day of March, in Portland, sunrise is at 6:33 am and sunset at 7:15 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 is 6.1h.

UV index

The months with the lowest UV index 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 exposure to the Sun's UV rays for ordinary individuals.
Note: A maximum daily UV index of 2 during March morphs into the following directions:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
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Frequently asked questions

What is the temperature in March in Portland?

The average high-temperature, in March, in Portland, is 44.8°F (7.1°C), while the average low-temperature is 30.4°F (-0.9°C).

What is the average humidity in March in Portland?

In March, the average relative humidity in Portland is 74%.

How many days does it rain in March in Portland?

In Portland, in March, during 12.7 rainfall days, 2.83" (72mm) of precipitation is typically accumulated.

When does it snow the most in Portland?

March is the month with the most snowfall in Portland, Connecticut. Snow falls for 6.2 days and accumulates 4.13" (105mm) of snow.

How many days does it snow in March in Portland?

In Portland, Connecticut, during March, snow falls for 6.2 days and regularly aggregates up to 4.13" (105mm) of snow.

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

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

What time are sunrise and sunset in March in Portland?

On the first day of March in Portland, Connecticut, sunrise is at 6:23 am and sunset at 5:41 pm EST. On the last day of the month, sunrise is at 6:33 am and sunset at 7:15 pm EDT.

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

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Portland, Connecticut, 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 Portland?

In Portland, the average sunshine duration in March is 6.1h.

What is the month with the lowest UV index in Portland?

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 Portland?

In March, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's 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
Portland, CT

Average temperature in March - Portland, CT
  • Average high temperature in March: 44.8°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (34°F).

  • Average low temperature in March: 30.4°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (22.1°F).

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Average pressure in March
Portland, CT

Average pressure in March - Portland, 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
Portland, CT

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

The windiest months (with the highest average wind speed) are January and March (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).

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Average humidity in March
Portland, CT

Average humidity in March - Portland, CT
  • Average humidity in March: 74%

The month with the highest relative humidity is February (79%).
The month with the lowest relative humidity is April (71%).

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Average rainfall in March
Portland, CT

Average rainfall in March - Portland, CT
  • Average rainfall in March: 2.83"

The wettest month (with the highest rainfall) is December (3.66").
The driest month (with the least rainfall) is September (1.89").

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Average rainfall days in March
Portland, CT

Average rainfall days in March - Portland, CT
  • Average rainfall days in March: 12.7 days

The month with the highest number of rainy days is July (17.2 days).
The month with the least rainy days is January (9.1 days).

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Average snowfall in March
Portland, CT

Average snowfall in March - Portland, CT
  • Average snowfall in March: 4.13"

The month with the highest snowfall is March (4.13").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in March
Portland, CT

Average snowfall days in March - Portland, CT
  • Average snowfall days in March: 6.2 days

The month with the highest number of snowfall days is February (8.3 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
Portland, CT

Average daylight in March / Average sunshine in March - Portland, CT
  • Average daylight in March: 12h and 0min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in March: 6h and 1min

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

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Average sunshine days in March
Portland, CT

Average sunshine days in March - Portland, CT
  • Average sunshine days in March: 13 days

The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is June (11.3 days).

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Average UV index in March
Portland, CT

Average UV index in March - Portland, 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
Portland, CT

Average cloud cover in March - Portland, CT
  • Average cloud cover in March: 49

The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 33).

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Average visibility in March
Portland, CT

Average visibility in March - Portland, CT
  • Average visibility in March: 6mi

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

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Portland, Connecticut, USA

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