March weather forecast
Lexington, MA

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Weather in March

March, the first month of the spring in Lexington, is a chilly month, with an average temperature fluctuating between 43°F (6.1°C) and 29.1°F (-1.6°C).

Temperature

As Lexington, Massachusetts, enters March, the average high-temperature marginally increases from the an icy 35.8°F (2.1°C) of February to a frosty 43°F (6.1°C). Lexington, during March, witnesses an average low-temperature of 29.1°F (-1.6°C).

Humidity

In March, the average relative humidity is 75%.

Rainfall

In Lexington, Massachusetts, in March, it is raining for 10.9 days, with typically 2.68" (68mm) of accumulated precipitation. Throughout the year, in Lexington, there are 143.4 rainfall days, and 27.52" (699mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. In Lexington, in March, snow falls for 7.3 days, with typically accumulated 4.13" (105mm) of snow. In Lexington, during the entire year, snow falls for 31.2 days and aggregates up to 19.88" (505mm) of snow.

Daylight

In Lexington, Massachusetts, the average length of the day in March is 11h and 58min.
On the first day of the month, sunrise is at 6:18 am and sunset at 5:35 pm EST. On the last day of March, in Lexington, sunrise is at 6:27 am and sunset at 7:10 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 Lexington is 5.7h.

UV index

The average daily maximum UV index in March is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for average individuals.
Note: In March, the maximum UV index of 2 translates into these guidelines:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. To guard against the harmful effects of the Sun, minimize exposure during midday. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
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Frequently asked questions

Is March cold in Lexington?

An average high-temperature, in March, in Lexington, is 43°F (6.1°C) and the average low-temperature is 29.1°F (-1.6°C).

What is the average humidity in March in Lexington?

The average relative humidity in March is 75%.

How much does it rain in Lexington in March?

In March, the rain falls for 10.9 days. Throughout March, 2.68" (68mm) of precipitation is accumulated.

How much does it snow in Lexington in March?

In Lexington, in March, snow falls for 7.3 days, with typically accumulated 4.13" (105mm) of snow.

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

The average day length in March in Lexington, Massachusetts, is 11h and 58min.

When are sunrise and sunset in March in Lexington?

On the first day of March in Lexington, Massachusetts, sunrise is at 6:18 am and sunset at 5:35 pm EST. On the last day of the month, sunrise is at 6:27 am and sunset at 7:10 pm EDT.

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

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

In Lexington, Massachusetts, the average sunshine duration in March is 5.7h.

How high is the UV index in March in Lexington?

The average daily maximum UV index in March in Lexington 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
Lexington, MA

Average temperature in March - Lexington, MA
  • Average high temperature in March: 43°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (32.9°F).

  • Average low temperature in March: 29.1°F

The month with the highest average low temperature is July (63.9°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

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Average pressure in March
Lexington, MA

Average pressure in March - Lexington, MA
  • Average pressure in March: 30.03"Hg

The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in March
Lexington, MA

Average wind speed in March - Lexington, MA
  • Average wind speed in March: 8.6mph

The windiest month (with the highest average wind speed) is January (9mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).

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Average humidity in March
Lexington, MA

Average humidity in March - Lexington, MA
  • Average humidity in March: 75%

The month with the highest relative humidity is February (78%).
The month with the lowest relative humidity is April (70%).

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Average rainfall in March
Lexington, MA

Average rainfall in March - Lexington, MA
  • Average rainfall in March: 2.68"

The wettest month (with the highest rainfall) is December (2.91").
The driest month (with the least rainfall) is September (1.38").

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Average rainfall days in March
Lexington, MA

Average rainfall days in March - Lexington, MA
  • Average rainfall days in March: 10.9 days

The month with the highest number of rainy days is July (15.5 days).
The month with the least rainy days is January (7.3 days).

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Average snowfall in March
Lexington, MA

Average snowfall in March - Lexington, MA
  • Average snowfall in March: 4.13"

The month with the highest snowfall is February (5.35").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in March
Lexington, MA

Average snowfall days in March - Lexington, MA
  • Average snowfall days in March: 7.3 days

The month with the highest number of snowfall days is January (7.9 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
Lexington, MA

Average daylight in March / Average sunshine in March - Lexington, MA
  • 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 6min).

  • 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 February (Average sunshine: 4h and 36min).

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Average sunshine days in March
Lexington, MA

Average sunshine days in March - Lexington, MA
  • Average sunshine days in March: 15.2 days

The months with the most sunshine days are January and November (17.5 days).
The month with the least sunshine days is July (13.8 days).

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Average UV index in March
Lexington, MA

Average UV index in March - Lexington, MA
  • Average UV index in March: 2

The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in March
Lexington, MA

Average cloud cover in March - Lexington, MA
  • Average cloud cover in March: 50

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

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Average visibility in March
Lexington, MA

Average visibility in March - Lexington, MA
  • Average visibility in March: 6mi

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

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Lexington, Massachusetts, USA

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