March weather forecast
Westport, CT

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The colorful houses on the shores of Westport, Connecticut
The colorful houses on the shores of Westport, Connecticut

Weather in March

Following winter's precipitation, March manifests a gradual transition into spring. Temperatures moderate, with a notable monthly high of 44.4°F (6.9°C), an upward swing from February's chill. Residents notice a slight decrease in snowfall and a minor increase in rainfall, indicating the start of the warmer seasons. The days begin to expand, allowing longer outdoor activities as the landscape sheds the last remnants of winter snow. The city, consequently, starts to bustle with renewed energy, activities adapting to the more favorable weather conditions.

Temperature

With the onset of March, Westport's average high-temperature experiences a slight rise, moving from February's wintry 38.1°F (3.4°C) to a chilly 44.4°F (6.9°C). Westport records an average nighttime low-temperature of 33.4°F (0.8°C) throughout March.

Humidity

The average relative humidity in March in Westport, Connecticut, is 73%.

Rainfall

In Westport, in March, it is raining for 12.5 days, with typically 2.8" (71mm) of accumulated precipitation. Throughout the year, in Westport, there are 166.3 rainfall days, and 37.87" (962mm) of precipitation is accumulated.

Snowfall

January through April, November and December are months with snowfall in Westport. In Westport, during March, snow falls for 5 days and regularly aggregates up to 2.64" (67mm) of snow. In Westport, Connecticut, during the entire year, snow falls for 24.6 days and aggregates up to 9.61" (244mm) of snow.

Daylight

In Westport, Connecticut, the average length of the day in March is 11h and 58min.
On the first day of March, sunrise is at 6:26 am and sunset at 5:44 pm EST. On the last day of the month, sunrise is at 6:36 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 March, the average sunshine in Westport is 6.2h.

UV index

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Westport. A UV Index of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for the ordinary person.
Note: A typical high UV index of 2 in March suggests the following recommendations:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
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Frequently asked questions

How cold does it get in Westport in March?

The high-temperature in Westport, Connecticut, during March is 44.4°F (6.9°C) and the low-temperature is 33.4°F (0.8°C).

What is the average humidity in March in Westport?

The average relative humidity in March is 73%.

How much does it rain in Westport in March?

In March, in Westport, Connecticut, the rain falls for 12.5 days. Throughout March, 2.8" (71mm) of precipitation is accumulated.

How much does it snow in Westport in March?

In Westport, in March, snow falls for 5 days, with typically accumulated 2.64" (67mm) of snow.

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

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

What time are sunrise and sunset in March in Westport?

In March, on the first day of the month, sunrise is at 6:26 am and sunset at 5:44 pm EST. On the last day of the month, sunrise is at 6:36 am and sunset at 7:17 pm EDT.

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

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

In Westport, Connecticut, the average sunshine duration in March is 6.2h.

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

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 intensity in March in Westport?

In Westport, the average daily maximum UV index in March is 2. A UV Index reading of 2, and below, represents a minimal hazard to health from unprotected exposure to 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
Westport, CT

Average temperature in March - Westport, CT
  • Average high temperature in March: 44.4°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (35.8°F).

  • Average low temperature in March: 33.4°F

The month with the highest average low temperature is July (68.2°F).
The coldest month (with the lowest average low temperature) is January (26.4°F).

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Average pressure in March
Westport, CT

Average pressure in March - Westport, CT
  • Average pressure in March: 30.05"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
Westport, CT

Average wind speed in March - Westport, CT
  • Average wind speed in March: 9.9mph

The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest month (with the lowest average wind speed) is July (6.5mph).

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Average humidity in March
Westport, CT

Average humidity in March - Westport, CT
  • Average humidity in March: 73%

The months with the highest relative humidity are February, May and June (76%).
The months with the lowest relative humidity are April and November (72%).

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Average rainfall in March
Westport, CT

Average rainfall in March - Westport, CT
  • Average rainfall in March: 2.8"

The wettest month (with the highest rainfall) is July (4.13").
The driest months (with the least rainfall) are January and February (2.36").

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Average rainfall days in March
Westport, CT

Average rainfall days in March - Westport, CT
  • Average rainfall days in March: 12.5 days

The month with the highest number of rainy days is July (18.1 days).
The month with the least rainy days is January (8.3 days).

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Average snowfall in March
Westport, CT

Average snowfall in March - Westport, CT
  • Average snowfall in March: 2.64"

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

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Average snowfall days in March
Westport, CT

Average snowfall days in March - Westport, CT
  • Average snowfall days in March: 5 days

The month with the highest number of snowfall days is February (7.4 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
Westport, CT

Average daylight in March / Average sunshine in March - Westport, 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 18min).

  • Average sunshine in March: 6h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

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Average sunshine days in March
Westport, CT

Average sunshine days in March - Westport, CT
  • Average sunshine days in March: 14.6 days

The month with the most sunshine days is January (17.8 days).
The month with the least sunshine days is June (10 days).

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Average UV index in March
Westport, CT

Average UV index in March - Westport, 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
Westport, CT

Average cloud cover in March - Westport, CT
  • Average cloud cover in March: 48

The months with the most cloud cover are February, March and December (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 30).

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Average visibility in March
Westport, CT

Average visibility in March - Westport, CT
  • 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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Westport, Connecticut, USA

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