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
The arrival of March signals a slight increase in the average high-temperature, moving from a chilly 45.3°F (7.4°C) in February to a cool 53.2°F (11.8°C). Throughout the month of March, the nighttime temperature dips to an average of 37°F (2.8°C).Humidity
In March, the average relative humidity is 73%.Rainfall
In Potomac Heights, in March, during 14.8 rainfall days, 2.52" (64mm) of precipitation is typically accumulated. In Potomac Heights, during the entire year, the rain falls for 164.3 days and collects up to 32.32" (821mm) of precipitation.Snowfall
January through April and December are months with snowfall. In Potomac Heights, in March, snow falls for 2.7 days, with typically accumulated 1.77" (45mm) of snow. Throughout the year, there are 14.6 snowfall days, and 7.8" (198mm) of snow is accumulated.Daylight
In March, the average length of the day in Potomac Heights 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 March, the average sunshine is 6.9h.UV index
The average daily maximum UV index in March is 3. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.Note: A daily high UV index of 3 in March leads to these guidelines:
Exercise caution. Those with pale skin may experience burns in less than half an hour. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Stay sun-safe with clothing that is both closely woven and worn loosely. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Potomac Heights in March?
What is the average humidity in March?
How many days does it rain in March?
How many days does it snow in March?
How many hours of daylight does Potomac Heights have in March?
When is the sunrise / sunset in March?
When does Daylight Saving Time (DST) start in March?
How many hours of sunshine does Potomac Heights have in March?
What is the UV index reading in March?
Average temperature in March
Potomac Heights, MD
- Average high temperature in March: 53.2°F
The warmest month (with the highest average high temperature) is July (88.2°F).
The month with the lowest average high temperature is January (41°F).
- Average low temperature in March: 37°F
The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (27.3°F).
Average pressure in March
Potomac Heights, MD
- 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
Potomac Heights, MD
- Average wind speed in March: 7.3mph
The windiest months (with the highest average wind speed) are March and April (7.3mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).
Average humidity in March
Potomac Heights, MD
- Average humidity in March: 73%
The months with the highest relative humidity are May, October and December (77%).
The months with the lowest relative humidity are April and July (72%).
Average rainfall in March
Potomac Heights, MD
- Average rainfall in March: 2.52"
The wettest month (with the highest rainfall) is August (3.86").
The driest month (with the least rainfall) is January (2.01").
Average rainfall days in March
Potomac Heights, MD
- Average rainfall days in March: 14.8 days
The month with the highest number of rainy days is May (18.1 days).
The month with the least rainy days is November (9.1 days).
Average snowfall in March
Potomac Heights, MD
- Average snowfall in March: 1.77"
The month with the highest snowfall is January (2.44").
The months with the least snowfall are May, June, July, August, September, October and November (0").
Average snowfall days in March
Potomac Heights, MD
- Average snowfall days in March: 2.7 days
The month with the highest number of snowfall days is January (4.8 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
Potomac Heights, MD
- 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 months with the least sunshine are February and December (Average sunshine: 5h and 12min).
Average sunshine days in March
Potomac Heights, MD
- Average sunshine days in March: 13.8 days
The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is May (10.6 days).
Average UV index in March
Potomac Heights, MD
- 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, November and December (UV index 2).
Average cloud cover in March
Potomac Heights, MD
- 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
Potomac Heights, MD
- 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).
Potomac Heights, Maryland, USA
Weather forecast for your location
2. Allow the app to use your location