March weather forecast
South River Heights, MD

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Weather in March

March, the first month of the spring in South River Heights, is a fresh month, with temperature in the range of an average high of 50.5°F (10.3°C) and an average low of 38.5°F (3.6°C).

Temperature

With the onset of March, the average high-temperature subtly transitions from a frosty 43°F (6.1°C) in February to a cool 50.5°F (10.3°C). March nights experience a consistent temperature drop to a wintry 38.5°F (3.6°C).

Humidity

The months with the lowest humidity in South River Heights are January, March, April and November, with an average relative humidity of 72%.

Rainfall

In South River Heights, during March, the rain falls for 9.5 days and regularly aggregates up to 0.67" (17mm) of precipitation. Throughout the year, in South River Heights, there are 120.4 rainfall days, and 10.47" (266mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through March, November and December. March is the last month it regularly snows. During 1.5 snowfall days, in March, South River Heights aggregates 0.2" (5mm) of snow. Throughout the year, there are 8.3 snowfall days, and 1.22" (31mm) of snow is accumulated.

Daylight

In South River Heights, the average length of the day in March is 11h and 59min.
On the first day of the month, sunrise is at 6:37 am and sunset at 5:59 pm EST. On the last day of March, sunrise is at 6:51 am and sunset at 7:29 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

The average sunshine in March is 6.9h.

UV index

The average daily maximum UV index in March is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the average person.
Note: The maximum daily UV index, 3 in March, converts into the following recommendations:
Be vigilant - A duty to shield skin and eyes from injury exists. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
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Frequently asked questions

What is the usual temperature for South River Heights in March?

South River Heights in March has an average high-temperature of 50.5°F (10.3°C) and an average low-temperature of 38.5°F (3.6°C).

What is the least humid month in South River Heights?

January, March, April and November, with an average relative humidity of 72%, are the least humid months in South River Heights.

What is the average humidity in March in South River Heights?

The average relative humidity in March is 72%.

How many days does it rain in March in South River Heights?

In March, in South River Heights, the rain falls for 9.5 days. Throughout March, 0.67" (17mm) of precipitation is accumulated.

What is the last month it snows in South River Heights?

March is the last month it regularly snows in South River Heights. During 1.5 snowfall days, in March, South River Heights aggregates 0.2" (5mm) of snow.

How many hours of daylight does South River Heights have in March?

In March, the average day length in South River Heights, Maryland, is 11h and 59min.

What time are sunrise and sunset in March in South River Heights?

In March, on the first day of the month, sunrise is at 6:37 am and sunset at 5:59 pm EST. On the last day of the month, in South River Heights, sunrise is at 6:51 am and sunset at 7:29 pm EDT.

When does Daylight Saving Time (DST) start in March in South River Heights?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, 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 South River Heights have in March?

In March, the average sunshine duration in South River Heights is 6.9h.

What is the UV index reading in March in South River Heights?

In March, the average daily maximum UV index in South River Heights, Maryland, is 3. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in March
South River Heights, MD

Average temperature in March - South River Heights, MD
  • Average high temperature in March: 50.5°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (40.3°F).

  • Average low temperature in March: 38.5°F

The month with the highest average low temperature is July (72°F).
The coldest month (with the lowest average low temperature) is January (29.8°F).

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Average pressure in March
South River Heights, MD

Average pressure in March - South River Heights, MD
  • Average pressure in March: 30.08"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in March
South River Heights, MD

Average wind speed in March - South River Heights, MD
  • Average wind speed in March: 9.9mph

The windiest month (with the highest average wind speed) is January (10mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).

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Average humidity in March
South River Heights, MD

Average humidity in March - South River Heights, MD
  • Average humidity in March: 72%

The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are January, March, April and November (72%).

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Average rainfall in March
South River Heights, MD

Average rainfall in March - South River Heights, MD
  • Average rainfall in March: 0.67"

The wettest month (with the highest rainfall) is August (1.69").
The driest month (with the least rainfall) is January (0.47").

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Average rainfall days in March
South River Heights, MD

Average rainfall days in March - South River Heights, MD
  • Average rainfall days in March: 9.5 days

The months with the highest number of rainy days are July and August (14.3 days).
The month with the least rainy days is November (5.3 days).

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Average snowfall in March
South River Heights, MD

Average snowfall in March - South River Heights, MD
  • Average snowfall in March: 0.2"

The month with the highest snowfall is January (0.67").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in March
South River Heights, MD

Average snowfall days in March - South River Heights, MD
  • Average snowfall days in March: 1.5 days

The month with the highest number of snowfall days is February (2.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in March /
Average sunshine in March
South River Heights, MD

Average daylight in March / Average sunshine in March - South River Heights, 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 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 0min).

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Average sunshine days in March
South River Heights, MD

Average sunshine days in March - South River Heights, MD
  • Average sunshine days in March: 19.8 days

The month with the most sunshine days is November (23.4 days).
The month with the least sunshine days is August (13.8 days).

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Average UV index in March
South River Heights, MD

Average UV index in March - South River 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, February and December (UV index 2).

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Average cloud cover in March
South River Heights, MD

Average cloud cover in March - South River Heights, MD
  • Average cloud cover in March: 45

The months with the most cloud cover are February and March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 28).

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Average visibility in March
South River Heights, MD

Average visibility in March - South River Heights, MD
  • 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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South River Heights, Maryland, USA

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