March weather forecast
Marlborough, NH

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Weather in March

The first month of the spring, March, is a cold month in Marlborough, New Hampshire, with an average temperature ranging between min 24.3°F (-4.3°C) and max 39.4°F (4.1°C).

Temperature

As Marlborough welcomes March, the average high-temperature sees a modest rise, transitioning from a freezing cold 31.1°F (-0.5°C) in February to a wintry 39.4°F (4.1°C). March witnesses an average nighttime temperature of 24.3°F (-4.3°C).

Humidity

In March, the average relative humidity is 81%.

Rainfall

March is the month with the least rainfall. Rain falls for 10 days and accumulates 0.75" (19mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In Marlborough, in March, during 8.3 snowfall days, 1.42" (36mm) of snow is typically accumulated. Throughout the year, in Marlborough, there are 39.8 snowfall days, and 10.2" (259mm) of snow is accumulated.

Daylight

The average length of the day in March in Marlborough, New Hampshire, is 11h and 58min.
On the first day of the month, sunrise is at 6:23 am and sunset at 5:38 pm EST. On the last day of March, in Marlborough, sunrise is at 6:31 am and sunset at 7:14 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 is 5.7h.

UV index

January through March, October through 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 rays for the ordinary person.
Note: In March, a daily maximum UV index of 2 leads to the following instructions:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
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Frequently asked questions

How cold is it in Marlborough in March?

In March, in Marlborough, the average high-temperature is 39.4°F (4.1°C), and the average low-temperature is 24.3°F (-4.3°C).

What is the average humidity in March in Marlborough?

The average relative humidity in March in Marlborough, New Hampshire, is 81%.

What is the driest month in Marlborough?

The month with the least rainfall in Marlborough, New Hampshire, is March, when the rain falls for 10 days and typically collects 0.75" (19mm) of precipitation.

How many days does it rain in March in Marlborough?

In Marlborough, New Hampshire, in March, it is raining for 10 days, with typically 0.75" (19mm) of accumulated precipitation.

How much does it snow in Marlborough in March?

In Marlborough, New Hampshire, in March, during 8.3 snowfall days, 1.42" (36mm) of snow is typically accumulated.

How many hours of daylight does Marlborough have in March?

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

What time are sunrise and sunset in March in Marlborough?

In March, on the first day of the month, sunrise is at 6:23 am and sunset at 5:38 pm EST. On the last day of the month, in Marlborough, sunrise is at 6:31 am and sunset at 7:14 pm EDT.

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

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

The average sunshine duration in March in Marlborough is 5.7h.

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

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

What is the UV index reading in March in Marlborough?

In Marlborough, New Hampshire, the average daily maximum UV index in March is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health 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
Marlborough, NH

Average temperature in March - Marlborough, NH
  • Average high temperature in March: 39.4°F

The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (27.9°F).

  • Average low temperature in March: 24.3°F

The month with the highest average low temperature is July (58.6°F).
The coldest month (with the lowest average low temperature) is January (15.1°F).

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Average pressure in March
Marlborough, NH

Average pressure in March - Marlborough, NH
  • Average pressure in March: 30.04"Hg

The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in March
Marlborough, NH

Average wind speed in March - Marlborough, NH
  • Average wind speed in March: 7.9mph

The windiest months (with the highest average wind speed) are January, February and March (7.9mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

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Average humidity in March
Marlborough, NH

Average humidity in March - Marlborough, NH
  • Average humidity in March: 81%

The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is April (74%).

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Average rainfall in March
Marlborough, NH

Average rainfall in March - Marlborough, NH
  • Average rainfall in March: 0.75"

The wettest month (with the highest rainfall) is July (1.3").
The driest month (with the least rainfall) is March (0.75").

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Average rainfall days in March
Marlborough, NH

Average rainfall days in March - Marlborough, NH
  • Average rainfall days in March: 10 days

The month with the highest number of rainy days is May (14.6 days).
The month with the least rainy days is January (6.3 days).

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Average snowfall in March
Marlborough, NH

Average snowfall in March - Marlborough, NH
  • Average snowfall in March: 1.42"

The month with the highest snowfall is January (2.64").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in March
Marlborough, NH

Average snowfall days in March - Marlborough, NH
  • Average snowfall days in March: 8.3 days

The month with the highest number of snowfall days is February (9.4 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
Marlborough, NH

Average daylight in March / Average sunshine in March - Marlborough, NH
  • Average daylight in March: 12h and 0min

The month with the longest days is June (Average daylight: 15h and 18min).
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 18min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).

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Average sunshine days in March
Marlborough, NH

Average sunshine days in March - Marlborough, NH
  • Average sunshine days in March: 15.8 days

The month with the most sunshine days is November (20.2 days).
The month with the least sunshine days is May (13.8 days).

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Average UV index in March
Marlborough, NH

Average UV index in March - Marlborough, NH
  • Average UV index in March: 2

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).

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Average cloud cover in March
Marlborough, NH

Average cloud cover in March - Marlborough, NH
  • Average cloud cover in March: 51

The months with the most cloud cover are February and March (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 35).

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Average visibility in March
Marlborough, NH

Average visibility in March - Marlborough, NH
  • Average visibility in March: 5mi

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

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Marlborough, New Hampshire, USA

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