March weather forecast
Dover, DE

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The public Archives building in Dover, Delaware, between two large trees
The public Archives building in Dover, Delaware, between two large trees

Weather in March

A significant change in the climate appears in March as winter slowly gives way to spring. The warm-up results in temperature highs reaching 49.6°F (9.8°C), a stark contrast to the brisk air from previous months. Rainfall is slightly more frequent, as shown by the increase in rainfall days from 9.9 to 12.8. The arrival of spring in Dover also leads to an apparent decrease in snowfall to 1.54" (39mm), inching the city away from the wintry scene. The increase in daylight hours and sunshine hours, combined with a steady visibility of 6 miles, presents the perfect opportunity for outdoor lovers to embrace the city's parks and public spaces.

Temperature

The arrival of March in Dover witnesses a small shift in the average high-temperature, moving from 43.3°F (6.3°C) in February to a still chilly 49.6°F (9.8°C). In Dover, March nights cool down to an average of 37°F (2.8°C).

Humidity

January, March, April and November, with an average relative humidity of 74%, are the least humid months.

Rainfall

In Dover, Delaware, in March, during 12.8 rainfall days, 2.13" (54mm) of precipitation is typically accumulated. Throughout the year, in Dover, there are 152.3 rainfall days, and 26.3" (668mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through March and December. March is the last month it regularly snows. During 1.8 snowfall days, in March, Dover aggregates 1.54" (39mm) of snow. Throughout the year, there are 10.1 snowfall days, and 4.61" (117mm) of snow is accumulated.

Daylight

In March, the average length of the day is 11h and 59min.
On the first day of the month, sunrise is at 6:33 am and sunset at 5:55 pm EST. On the last day of March, in Dover, sunrise is at 6:46 am and sunset at 7:25 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 Dover is 6.6h.

UV index

The average daily maximum UV index in March in Dover is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: A maximum high UV index of 3 in March translates into the following recommendations:
Be vigilant - Suggestions to stave off sun damage are provided. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
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Frequently asked questions

What is the average March temperature in Dover?

Dover in March has an average high-temperature of 49.6°F (9.8°C) and an average low-temperature of 37°F (2.8°C).

What is the least humid month in Dover?

January, March, April and November, with an average relative humidity of 74%, are the least humid months.

What is the average humidity in March in Dover?

The average relative humidity in March is 74%.

How much does it rain in Dover in March?

In Dover, Delaware, in March, it is raining for 12.8 days, with typically 2.13" (54mm) of accumulated precipitation.

What is the last month it snows in Dover?

March is the last month it regularly snows in Dover. During 1.8 snowfall days, in March, Dover aggregates 1.54" (39mm) of snow.

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

The average day length in March in Dover is 11h and 59min.

When are sunrise and sunset in March in Dover?

In March, on the first day of the month, sunrise is at 6:33 am and sunset at 5:55 pm EST. On the last day of the month, in Dover, sunrise is at 6:46 am and sunset at 7:25 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, 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?

In Dover, Delaware, the average sunshine duration in March is 6.6h.

What is the UV index intensity in March in Dover?

In Dover, the average daily maximum UV index in March is 3. A UV Index of 3 to 5 symbolizes a medium health risk from unsafe 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, DE

Average temperature in March - Dover, DE
  • Average high temperature in March: 49.6°F

The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (39.7°F).

  • Average low temperature in March: 37°F

The month with the highest average low temperature is July (70°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).

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Average pressure in March
Dover, DE

Average pressure in March - Dover, DE
  • Average pressure in March: 30.07"Hg

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in March
Dover, DE

Average wind speed in March - Dover, DE
  • Average wind speed in March: 9.9mph

The windiest month (with the highest average wind speed) is February (10.1mph).
The calmest month (with the lowest average wind speed) is August (6.4mph).

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Average humidity in March
Dover, DE

Average humidity in March - Dover, DE
  • Average humidity in March: 74%

The month with the highest relative humidity is May (79%).
The months with the lowest relative humidity are January, March, April and November (74%).

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Average rainfall in March
Dover, DE

Average rainfall in March - Dover, DE
  • Average rainfall in March: 2.13"

The wettest month (with the highest rainfall) is August (3.15").
The driest month (with the least rainfall) is January (1.46").

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Average rainfall days in March
Dover, DE

Average rainfall days in March - Dover, DE
  • Average rainfall days in March: 12.8 days

The month with the highest number of rainy days is July (17.6 days).
The month with the least rainy days is November (8.1 days).

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Average snowfall in March
Dover, DE

Average snowfall in March - Dover, DE
  • Average snowfall in March: 1.54"

The month with the highest snowfall is January (1.65").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

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Average snowfall days in March
Dover, DE

Average snowfall days in March - Dover, DE
  • Average snowfall days in March: 1.8 days

The month with the highest number of snowfall days is January (3.5 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

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

Average daylight in March / Average sunshine in March - Dover, DE
  • Average daylight in March: 12h and 0min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in March: 6h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).

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Average sunshine days in March
Dover, DE

Average sunshine days in March - Dover, DE
  • Average sunshine days in March: 15.4 days

The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is July (10.8 days).

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Average UV index in March
Dover, DE

Average UV index in March - Dover, DE
  • Average UV index in March: 3

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 2).

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Average cloud cover in March
Dover, DE

Average cloud cover in March - Dover, DE
  • Average cloud cover in March: 46

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 28).

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Average visibility in March
Dover, DE

Average visibility in March - Dover, DE
  • 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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Dover, Delaware, USA

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