March weather forecast
Dover, NH

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Weather in March

In March, the transition period from winter to spring begins in Dover. The temperatures start to climb, reaching an average high of 40.1°F (4.5°C), yet the winter ambiance lingers with 2.28" (58mm) of snowfall still recorded during this month. April will then bring a true shift to spring-like conditions. Hence, March offers a blend of final winter remnants and initial spring blossoms, setting a picturesque scene on the New Hampshire landscapes.

Temperature

Dover's weather shows a minor temperature rise with the arrival of March, moving from a cold 33.4°F (0.8°C) in February to a still icy 40.1°F (4.5°C). During March, Dover records a consistent average nighttime temperature of 28.4°F (-2°C).

Humidity

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

Rainfall

In Dover, during March, the rain falls for 10.5 days and regularly aggregates up to 1.89" (48mm) of precipitation. In Dover, during the entire year, the rain falls for 130.8 days and collects up to 22.24" (565mm) of precipitation.

Snowfall

Months with snowfall in Dover, New Hampshire, are January through April, October through December. In Dover, during March, snow falls for 5.6 days and regularly aggregates up to 2.28" (58mm) of snow. In Dover, during the entire year, snow falls for 28.5 days and aggregates up to 14.25" (362mm) of snow.

Daylight

In Dover, 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 5:33 pm EST. On the last day of March, sunrise is at 6:25 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

In March, the average sunshine is 5.9h.

UV index

The months with the lowest UV index in Dover 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 minimal health vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum daily UV index of 2 during March translates into the following directions:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it cold in Dover during March?

The high-temperature in Dover during March is 40.1°F (4.5°C) and the low-temperature is 28.4°F (-2°C).

What is the average humidity in March in Dover?

The average relative humidity in March in Dover, New Hampshire, is 78%.

How much does it rain in Dover in March?

In Dover, during March, the rain falls for 10.5 days and regularly aggregates up to 1.89" (48mm) of precipitation.

How much does it snow in Dover in March?

In March, in Dover, New Hampshire, it is snowing for 5.6 days. Throughout March, 2.28" (58mm) of snow is accumulated.

How many hours of daylight does Dover have in March?

In Dover, New Hampshire, the average day length in March is 11h and 58min.

When is the sunrise / sunset in March in Dover?

In March, 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 the month, in Dover, sunrise is at 6:25 am and sunset at 7:09 pm EDT.

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

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

The average sunshine duration in March in Dover, New Hampshire, is 5.9h.

When is the lowest UV index in Dover?

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 Dover?

The average daily maximum UV index in March in Dover is 2. A UV Index of 2, and less, symbolizes a low health threat 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
Dover, NH

Average temperature in March - Dover, NH
  • Average high temperature in March: 40.1°F

The warmest month (with the highest average high temperature) is July (76.3°F).
The month with the lowest average high temperature is January (31.6°F).

  • Average low temperature in March: 28.4°F

The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).

Average pressure in March
Dover, NH

Average pressure in March - Dover, NH
  • Average pressure in March: 30.02"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).

Average wind speed in March
Dover, NH

Average wind speed in March - Dover, NH
  • Average wind speed in March: 10.4mph

The windiest month (with the highest average wind speed) is January (11.3mph).
The calmest months (with the lowest average wind speed) are July and August (6.5mph).

Average humidity in March
Dover, NH

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

The months with the highest relative humidity are June and July (80%).
The months with the lowest relative humidity are April and November (75%).

Average rainfall in March
Dover, NH

Average rainfall in March - Dover, NH
  • Average rainfall in March: 1.89"

The wettest months (with the highest rainfall) are June and December (2.13").
The driest month (with the least rainfall) is September (1.26").

Average rainfall days in March
Dover, NH

Average rainfall days in March - Dover, NH
  • Average rainfall days in March: 10.5 days

The month with the highest number of rainy days is July (14.6 days).
The months with the least rainy days are January and February (6.3 days).

Average snowfall in March
Dover, NH

Average snowfall in March - Dover, NH
  • Average snowfall in March: 2.28"

The month with the highest snowfall is February (3.86").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in March
Dover, NH

Average snowfall days in March - Dover, NH
  • Average snowfall days in March: 5.6 days

The month with the highest number of snowfall days is January (7.4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in March / Average sunshine in March - Dover, 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 0min).

  • Average sunshine in March: 5h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 42min).
The months with the least sunshine are February and December (Average sunshine: 4h and 54min).

Average sunshine days in March
Dover, NH

Average sunshine days in March - Dover, NH
  • Average sunshine days in March: 15.9 days

The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is July (14.3 days).

Average UV index in March
Dover, NH

Average UV index in March - Dover, 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).

Average cloud cover in March
Dover, NH

Average cloud cover in March - Dover, NH
  • Average cloud cover in March: 49

The month with the most cloud cover is March (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 29).

Average visibility in March
Dover, NH

Average visibility in March - Dover, 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).

Dover, New Hampshire, USA

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