March weather forecast
Marriottsville, MD

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Weather in March

The first month of the spring, March, is a cool month in Marriottsville, Maryland, with an average temperature ranging between max 50°F (10°C) and min 34.3°F (1.3°C).

Temperature

As Marriottsville welcomes March, the average high-temperature displays a subtle shift, adjusting from an icy 41.4°F (5.2°C) in February to a fresh 50°F (10°C). Marriottsville witnesses an average low-temperature of 34.3°F (1.3°C) throughout the month of March.

Humidity

In Marriottsville, the average relative humidity in March is 75%.

Rainfall

In March, in Marriottsville, the rain falls for 12.8 days. Throughout March, 2.28" (58mm) of precipitation is accumulated. Throughout the year, there are 159 rainfall days, and 31.61" (803mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Marriottsville are January through May, November and December. March is the month with the most snowfall. Snow falls for 3.8 days and accumulates 2.8" (71mm) 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 6:39 am and sunset at 6:00 pm EST. On the last day of March, sunrise is at 6:52 am and sunset at 7:30 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 in Marriottsville is 6.5h.

UV index

The average daily maximum UV index in March in Marriottsville is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: A maximum high UV index of 3 in March translates into the following recommendations:
Undertake protective steps - Recommendations to avoid sunburn are issued. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
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Frequently asked questions

What are the temperatures in Marriottsville in March?

An average high-temperature, in March, in Marriottsville, is 50°F (10°C) and the average low-temperature is 34.3°F (1.3°C).

What is the average humidity in March in Marriottsville?

In March, the average relative humidity in Marriottsville, Maryland, is 75%.

How many days does it rain in March in Marriottsville?

In Marriottsville, Maryland, in March, during 12.8 rainfall days, 2.28" (58mm) of precipitation is typically accumulated.

When does it snow the most in Marriottsville?

March is the month with the most snowfall in Marriottsville. Snow falls for 3.8 days and accumulates 2.8" (71mm) of snow.

How much does it snow in Marriottsville in March?

In Marriottsville, in March, during 3.8 snowfall days, 2.8" (71mm) of snow is typically accumulated.

How many hours of daylight does Marriottsville have in March?

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

What time are sunrise and sunset in March in Marriottsville?

In March, on the first day of the month, sunrise is at 6:39 am and sunset at 6:00 pm EST. On the last day of the month, in Marriottsville, sunrise is at 6:52 am and sunset at 7:30 pm EDT.

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

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

In March, the average sunshine duration in Marriottsville is 6.5h.

What is the UV index reading in March in Marriottsville?

The average daily maximum UV index in March in Marriottsville is 3. A UV Index estimate of 3 to 5 represents a moderate vulnerability from unsafe 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
Marriottsville, MD

Average temperature in March - Marriottsville, MD
  • Average high temperature in March: 50°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 (37.6°F).

  • Average low temperature in March: 34.3°F

The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (25°F).

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Average pressure in March
Marriottsville, MD

Average pressure in March - Marriottsville, 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 (29.94"Hg).

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Average wind speed in March
Marriottsville, MD

Average wind speed in March - Marriottsville, MD
  • Average wind speed in March: 8.8mph

The windiest month (with the highest average wind speed) is March (8.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).

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Average humidity in March
Marriottsville, MD

Average humidity in March - Marriottsville, MD
  • Average humidity in March: 75%

The month with the highest relative humidity is May (79%).
The months with the lowest relative humidity are April and July (74%).

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Average rainfall in March
Marriottsville, MD

Average rainfall in March - Marriottsville, MD
  • Average rainfall in March: 2.28"

The wettest month (with the highest rainfall) is August (3.9").
The driest month (with the least rainfall) is February (1.97").

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Average rainfall days in March
Marriottsville, MD

Average rainfall days in March - Marriottsville, MD
  • Average rainfall days in March: 12.8 days

The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is January (8.6 days).

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Average snowfall in March
Marriottsville, MD

Average snowfall in March - Marriottsville, MD
  • Average snowfall in March: 2.8"

The month with the highest snowfall is March (2.8").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in March
Marriottsville, MD

Average snowfall days in March - Marriottsville, MD
  • Average snowfall days in March: 3.8 days

The month with the highest number of snowfall days is January (5.6 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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Average daylight in March /
Average sunshine in March
Marriottsville, MD

Average daylight in March / Average sunshine in March - Marriottsville, 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 3min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The months with the least sunshine are January and February (Average sunshine: 4h and 48min).

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Average sunshine days in March
Marriottsville, MD

Average sunshine days in March - Marriottsville, MD
  • Average sunshine days in March: 14.1 days

The month with the most sunshine days is November (18.8 days).
The month with the least sunshine days is May (11.2 days).

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Average UV index in March
Marriottsville, MD

Average UV index in March - Marriottsville, 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).

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Average cloud cover in March
Marriottsville, MD

Average cloud cover in March - Marriottsville, MD
  • Average cloud cover in March: 48

The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 31).

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Average visibility in March
Marriottsville, MD

Average visibility in March - Marriottsville, 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).

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Marriottsville, Maryland, USA

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