March weather forecast
Exeter, NH

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Weather in March

As March arrives, Exeter experiences a gradual transition from winter to spring, with temperatures beginning to climb. Despite the increasing temperatures, the weather remains largely unpredictable. Snowfall reduces significantly from 0.71" (18mm) in February to 0.59" (15mm) in March. However, the duration of daylight begins to increase. By the arrival of the vernal equinox, it is apparent that the lingering vestiges of winter gradually yield to the onset of Spring.

Temperature

A gentle upsurge in temperatures occurs as February gives way to March, with average highs shifting from 34.2°F (1.2°C) to a still wintry 40.8°F (4.9°C). Exeter experiences an average low-temperature reading of 28.4°F (-2°C) throughout March.

Humidity

In March, the average relative humidity in Exeter, New Hampshire, is 78%.

Rainfall

In Exeter, in March, during 7.8 rainfall days, 0.43" (11mm) of precipitation is typically accumulated. In Exeter, during the entire year, the rain falls for 71.7 days and collects up to 5.28" (134mm) of precipitation.

Snowfall

Months with snowfall are January through April, November and December. In Exeter, in March, during 4.1 snowfall days, 0.59" (15mm) of snow is typically accumulated. In Exeter, during the entire year, snow falls for 18.6 days and aggregates up to 2.95" (75mm) 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 6:18 am and sunset at 5:33 pm EST. On the last day of March, sunrise is at 6:26 am and sunset at 7:09 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 5.5h.

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 health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 2 in March interprets into the following advice:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
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Frequently asked questions

Is March cold in Exeter?

March temperatures in Exeter, New Hampshire, vary between a high-temperature of 40.8°F (4.9°C) and a low-temperature of 28.4°F (-2°C).

What is the average humidity in March in Exeter?

In March, the average relative humidity is 78%.

How many days does it rain in March in Exeter?

In March, in Exeter, the rain falls for 7.8 days. Throughout March, 0.43" (11mm) of precipitation is accumulated.

How much does it snow in Exeter in March?

In March, in Exeter, it is snowing for 4.1 days. Throughout March, 0.59" (15mm) of snow is accumulated.

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

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

When is the sunrise / sunset in March in Exeter?

On the first day of March, sunrise is at 6:18 am and sunset at 5:33 pm EST. On the last day of the month, sunrise is at 6:26 am and sunset at 7:09 pm EDT.

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

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

The average sunshine duration in March in Exeter is 5.5h.

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

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 Exeter?

In March, the average daily maximum UV index in Exeter is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability 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
Exeter, NH

Average temperature in March - Exeter, NH
  • Average high temperature in March: 40.8°F

The warmest month (with the highest average high temperature) is July (78.8°F).
The month with the lowest average high temperature is January (31.8°F).

  • Average low temperature in March: 28.4°F

The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).

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Average pressure in March
Exeter, NH

Average pressure in March - Exeter, NH
  • Average pressure in March: 30.03"Hg

The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in March
Exeter, NH

Average wind speed in March - Exeter, NH
  • Average wind speed in March: 9.6mph

The windiest month (with the highest average wind speed) is January (10.5mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).

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Average humidity in March
Exeter, NH

Average humidity in March - Exeter, NH
  • Average humidity in March: 78%

The month with the highest relative humidity is February (79%).
The month with the lowest relative humidity is April (73%).

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Average rainfall in March
Exeter, NH

Average rainfall in March - Exeter, NH
  • Average rainfall in March: 0.43"

The wettest month (with the highest rainfall) is November (0.63").
The driest month (with the least rainfall) is September (0.2").

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Average rainfall days in March
Exeter, NH

Average rainfall days in March - Exeter, NH
  • Average rainfall days in March: 7.8 days

The month with the highest number of rainy days is July (8.1 days).
The month with the least rainy days is February (3.3 days).

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Average snowfall in March
Exeter, NH

Average snowfall in March - Exeter, NH
  • Average snowfall in March: 0.59"

The month with the highest snowfall is December (0.75").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in March
Exeter, NH

Average snowfall days in March - Exeter, NH
  • Average snowfall days in March: 4.1 days

The month with the highest number of snowfall days is January (4.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in March /
Average sunshine in March
Exeter, NH

Average daylight in March / Average sunshine in March - Exeter, 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 3min

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
Exeter, NH

Average sunshine days in March - Exeter, NH
  • Average sunshine days in March: 21 days

The month with the most sunshine days is December (24.5 days).
The month with the least sunshine days is July (19.8 days).

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Average UV index in March
Exeter, NH

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

The months with the highest UV index are 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
Exeter, NH

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

The month with the most cloud cover is March (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 31).

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Average visibility in March
Exeter, NH

Average visibility in March - Exeter, NH
  • 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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Exeter, New Hampshire, USA

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