Contents
- Weather in March
- Frequently asked questions
- Average temperature in March
- Average pressure in March
- Average wind speed in March
- Average humidity in March
- Average rainfall in March
- Average rainfall days in March
- Average snowfall in March
- Average snowfall days in March
- Average daylight in March
- Average sunshine in March
- Average sunshine days in March
- Average UV index in March
- Average cloud cover in March
- Average visibility in March
Weather in March
Temperature
March introduces a minor temperature shift, with average high-temperatures adjusting from February's chilly 45.1°F (7.3°C) to a cool 53.2°F (11.8°C). During March, the nighttime temperature averages of 37.4°F (3°C).Humidity
In March, the average relative humidity is 72%.Rainfall
In March, the rain falls for 14.4 days. Throughout March, 2.44" (62mm) of precipitation is accumulated. In Mount Vernon, during the entire year, the rain falls for 158.2 days and collects up to 30.67" (779mm) of precipitation.Snowfall
Months with snowfall are January through April, November and December. In Mount Vernon, in March, during 2.6 snowfall days, 1.69" (43mm) of snow is typically accumulated. In Mount Vernon, during the entire year, snow falls for 14.4 days and aggregates up to 7.56" (192mm) of snow.Daylight
In March, the average length of the day is 11h and 59min.On the first day of March, sunrise is at 6:39 am and sunset at 6:01 pm EST. On the last day of the month, sunrise is at 6:53 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 Mount Vernon, the average sunshine in March is 6.9h.UV index
In Mount Vernon, the average daily maximum UV index in March is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: The daily high UV index of 3 during March translates into the following recommendations:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average March temperature?
What is the average humidity in March?
How much does it rain in March?
How much does it snow in March?
How many hours of daylight does Mount Vernon have in March?
When are sunrise and sunset in March?
When does Daylight Saving Time (DST) start in March?
How long on average sun shines in March?
What is the UV index intensity in March?
Average temperature in March
Mount Vernon, VA
- Average high temperature in March: 53.2°F
The warmest month (with the highest average high temperature) is July (87.8°F).
The month with the lowest average high temperature is January (40.6°F).
- Average low temperature in March: 37.4°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 (27.7°F).
Average pressure in March
Mount Vernon, VA
- 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
Mount Vernon, VA
- Average wind speed in March: 7.8mph
The windiest month (with the highest average wind speed) is March (7.8mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in March
Mount Vernon, VA
- Average humidity in March: 72%
The months with the highest relative humidity are May, October and December (76%).
The months with the lowest relative humidity are April and July (71%).
Average rainfall in March
Mount Vernon, VA
- Average rainfall in March: 2.44"
The wettest month (with the highest rainfall) is August (3.43").
The driest month (with the least rainfall) is September (1.93").
Average rainfall days in March
Mount Vernon, VA
- Average rainfall days in March: 14.4 days
The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is November (8.5 days).
Average snowfall in March
Mount Vernon, VA
- Average snowfall in March: 1.69"
The month with the highest snowfall is January (2.48").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in March
Mount Vernon, VA
- Average snowfall days in March: 2.6 days
The month with the highest number of snowfall days is January (4.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in March /
Average sunshine in March
Mount Vernon, VA
- Average daylight in March: 12h and 0min
The month with the longest days is June (Average daylight: 14h and 48min).
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 48min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).
Average sunshine days in March
Mount Vernon, VA
- Average sunshine days in March: 13.9 days
The month with the most sunshine days is November (19.8 days).
The month with the least sunshine days is May (11.5 days).
Average UV index in March
Mount Vernon, VA
- 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).
Average cloud cover in March
Mount Vernon, VA
- 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
Mount Vernon, VA
- 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).
Mount Vernon, Virginia, USA
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