March weather forecast
Washington, DC

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Rows of jacaranda trees in spring in the tidal basin of the Washington Monument in Washington city, DC, USA
Rows of jacaranda trees in spring in the tidal basin of the Washington Monument in Washington city, DC, USA

Weather in March

Ushering spring in Washington, D.C., March exhibits a significant hike in temperature from 37.2°F (2.9°C) to 53.2°F (11.8°C). Signs of thawing become increasingly evident as frosty mornings give way to milder afternoons. The city landscapes begin adorning shades of spring, making outdoor activities more enjoyable. Simultaneously, daylight hours extend further, indicating the gradual transition into summer. Nevertheless, late snowfall can surprise, succumbing the cityscape under a blanket of white.

Temperature

March brings a slight elevation in the average high-temperature, transitioning from February's frosty 44.8°F (7.1°C) to a cool 53.2°F (11.8°C). An average low-temperature of 37.2°F (2.9°C) is observed during March nights.

Humidity

The average relative humidity in March in Washington, District of Columbia, is 72%.

Rainfall

In Washington, in March, it is raining for 12.7 days, with typically 1.93" (49mm) of accumulated precipitation. Throughout the year, there are 149.1 rainfall days, and 26.14" (664mm) of precipitation is accumulated.

Snowfall

January through March and December are months with snowfall in Washington. March is the last month it regularly snows in Washington, District of Columbia. During 2.1 snowfall days, in March, Washington aggregates 1.54" (39mm) of snow. Throughout the year, there are 11.7 snowfall days, and 6.3" (160mm) of snow is accumulated.

Daylight

The average length of the day in March is 11h and 59min.
On the first day of the month, sunrise is at 6:39 am and sunset at 6:01 pm EST. On the last day of March, sunrise is at 6:52 am and sunset at 7:31 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 Washington, the average sunshine in March is 6.9h.

UV index

In Washington, the average daily maximum UV index in March is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the average person.
Note: A maximum high UV index of 3 in March translates into the following recommendations:
Exercise prevention - Protecting skin and eyes from harm is required. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in March in Washington?

During March, Washington experiences an average high-temperature of 53.2°F (11.8°C) and a low-temperature of 37.2°F (2.9°C).

What is the average humidity in March in Washington?

The average relative humidity in March in Washington is 72%.

How many days does it rain in March in Washington?

In Washington, District of Columbia, in March, during 12.7 rainfall days, 1.93" (49mm) of precipitation is typically accumulated.

What is the last month it snows in Washington?

March is the last month it regularly snows in Washington. During 2.1 snowfall days, in March, Washington aggregates 1.54" (39mm) of snow.

How many hours of daylight does Washington have in March?

In Washington, the average day length in March is 11h and 59min.

When is the sunrise / sunset in March in Washington?

In March, on the first day of the month, sunrise is at 6:39 am and sunset at 6:01 pm EST. On the last day of the month, in Washington, sunrise is at 6:52 am and sunset at 7:31 pm EDT.

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

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Washington, District of Columbia, 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 Washington?

The average sunshine duration in March is 6.9h.

How high is the UV index in March in Washington?

In Washington, the average daily maximum UV index in March is 3. A UV Index estimate of 3 to 5 represents a medium hazard to health 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
Washington, DC

Average temperature in March - Washington, DC
  • Average high temperature in March: 53.2°F

The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (40.6°F).

  • Average low temperature in March: 37.2°F

The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is January (27.5°F).

Average pressure in March
Washington, DC

Average pressure in March - Washington, DC
  • Average pressure in March: 30.08"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in March
Washington, DC

Average wind speed in March - Washington, DC
  • Average wind speed in March: 7.9mph

The windiest month (with the highest average wind speed) is March (7.9mph).
The calmest month (with the lowest average wind speed) is August (5mph).

Average humidity in March
Washington, DC

Average humidity in March - Washington, DC
  • Average humidity in March: 72%

The month with the highest relative humidity is May (76%).
The months with the lowest relative humidity are April and July (71%).

Average rainfall in March
Washington, DC

Average rainfall in March - Washington, DC
  • Average rainfall in March: 1.93"

The wettest month (with the highest rainfall) is August (3.46").
The driest month (with the least rainfall) is January (1.57").

Average rainfall days in March
Washington, DC

Average rainfall days in March - Washington, DC
  • Average rainfall days in March: 12.7 days

The month with the highest number of rainy days is July (16.4 days).
The month with the least rainy days is November (8.1 days).

Average snowfall in March
Washington, DC

Average snowfall in March - Washington, DC
  • Average snowfall in March: 1.54"

The month with the highest snowfall is January (2.17").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

Average snowfall days in March
Washington, DC

Average snowfall days in March - Washington, DC
  • Average snowfall days in March: 2.1 days

The months with the highest number of snowfall days are January and February (3.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in March /
Average sunshine in March
Washington, DC

Average daylight in March / Average sunshine in March - Washington, DC
  • 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 5min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The months with the least sunshine are January, February and December (Average sunshine: 5h and 6min).

Average sunshine days in March
Washington, DC

Average sunshine days in March - Washington, DC
  • Average sunshine days in March: 16.2 days

The month with the most sunshine days is November (20 days).
The month with the least sunshine days is May (12.8 days).

Average UV index in March
Washington, DC

Average UV index in March - Washington, DC
  • Average UV index in March: 3

The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January and December (UV index 2).

Average cloud cover in March
Washington, DC

Average cloud cover in March - Washington, DC
  • 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 30).

Average visibility in March
Washington, DC

Average visibility in March - Washington, DC
  • Average visibility in March: 6mi

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

Washington, District of Columbia, USA

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