March weather forecastNorth Potomac, MD
March
Weather in March
March, the first month of the spring in North Potomac, is a fresh month, with an average temperature varying between 52.3°F (11.3°C) and 36.1°F (2.3°C).Temperature
The transition from February to March brings a subtle temperature rise, with average high-temperatures increasing from a frosty 43.9°F (6.6°C) to a cool 52.3°F (11.3°C). During the month of March, an average temperature of 36.1°F (2.3°C) is noted during the nights.Humidity
The average relative humidity in March is 73%.Rainfall
In North Potomac, in March, during 13.5 rainfall days, 2.28" (58mm) of precipitation is typically accumulated. Throughout the year, there are 156.5 rainfall days, and 30.71" (780mm) of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall. March is the month with the most snowfall. Snow falls for 3.5 days and accumulates 3.03" (77mm) of snow.Daylight
In March, the average length of the day is 11h and 59min.On the first day of the month, sunrise is at 6:40 am and sunset at 6:01 pm EST. On the last day of March, sunrise is at 6:53 am and sunset at 7:32 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 North Potomac, the average sunshine in March is 6.8h.UV index
In March, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for average individuals.Note: The maximum UV index of 3 during March translates into these guidelines:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Opt for tightly woven and loose clothing to enhance protection from the Sun. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in March
North Potomac, MD
- Average high temperature in March: 52.3°F
The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (39.4°F).
- Average low temperature in March: 36.1°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 (26.4°F).
Average pressure in March
North Potomac, 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
North Potomac, MD
- 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 (4.9mph).
Average humidity in March
North Potomac, MD
- Average humidity in March: 73%
The months with the highest relative humidity are October and December (76%).
The month with the lowest relative humidity is July (69%).
Average rainfall in March
North Potomac, MD
- Average rainfall in March: 2.28"
The wettest month (with the highest rainfall) is August (3.86").
The driest month (with the least rainfall) is February (1.93").
Average rainfall days in March
North Potomac, MD
- Average rainfall days in March: 13.5 days
The month with the highest number of rainy days is August (17.3 days).
The month with the least rainy days is January (8.1 days).
Average snowfall in March
North Potomac, MD
- Average snowfall in March: 3.03"
The month with the highest snowfall is March (3.03").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in March
North Potomac, MD
- Average snowfall days in March: 3.5 days
The month with the highest number of snowfall days is February (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
North Potomac, MD
- 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 48min
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).
Average sunshine days in March
North Potomac, MD
- Average sunshine days in March: 14.7 days
The month with the most sunshine days is November (19.9 days).
The month with the least sunshine days is May (11.7 days).
Average UV index in March
North Potomac, 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, February, November and December (UV index 2).
Average cloud cover in March
North Potomac, MD
- Average cloud cover in March: 47
The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in March
North Potomac, 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).





