March weather forecast and climate
Gaithersburg, MD

Weather in March

The first month of the spring, March, is a fresh month in Gaithersburg, Maryland, with average temperature fluctuating between 35.6°F (2°C) and 51.4°F (10.8°C).

Temperature

In March, the average high-temperature slightly increases, from a frosty 43.2°F (6.2°C) in February, to a fresh 51.4°F (10.8°C). The average low-temperature, in Gaithersburg, is 35.6°F (2°C).

Humidity

In Gaithersburg, the average relative humidity is 74%.

Rainfall

In March, the rain falls for 12.5 days. Throughout March, 2.13" (54mm) of precipitation is accumulated. In Gaithersburg, during the entire year, the rain falls for 154.8 days and collects up to 29.09" (739mm) of precipitation.

Snowfall

January through May, November and December are months with snowfall in Gaithersburg. In March, in Gaithersburg, it is snowing for 3.3 days. Throughout March, 2.56" (65mm) of snow is accumulated. Throughout the year, in Gaithersburg, there are 16.7 snowfall days, and 9.76" (248mm) of snow is accumulated.

Daylight

In March, the average length of the day is 12h.

Sunshine

In Gaithersburg, Maryland, the average sunshine in March is 6.8h.

UV index

The average daily maximum UV index in Gaithersburg, Maryland, is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to the UV radiation for ordinary individuals.
Note: The daily maximum UV index of 3 in March interpret into the following advice:
Take precautions - Protection against the skin and eye damage is obliged. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the average humidity in March in Gaithersburg?

In March, the average relative humidity is 74%.

How many days does it rain in March in Gaithersburg?

In March, in Gaithersburg, the rain falls for 12.5 days. Throughout March, 2.13" (54mm) of precipitation is accumulated.

How many days does it snow in March in Gaithersburg?

In Gaithersburg, Maryland, in March, snow falls for 3.3 days, with typically accumulated 2.56" (65mm) of snow.

How many hours of daylight does Gaithersburg have in March?

The average length of the day in March in Gaithersburg is 12h.

How many hours of sunshine does Gaithersburg have in March?

The average sunshine in March in Gaithersburg is 6.8h.

What is the UV index intensity in March in Gaithersburg?

In March, the average daily maximum UV index in Gaithersburg, Maryland, is 3. A UV Index reading of 3 to 5 represents a medium health risk from the exposure to the Sun's UV radiation.

Average temperature in March
Gaithersburg, MD

Average temperature in March - Gaithersburg, MD
  • Average high temperature in March: 51.4°F

The warmest month (with the highest average high temperature) is July (86.9°F).
The month with the lowest average high temperature is January (38.8°F).

  • Average low temperature in March: 35.6°F

The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).

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Average pressure in March
Gaithersburg, MD

Average pressure in March - Gaithersburg, MD
  • Average pressure in March: 30.08"

The month with the highest atmospheric pressure is November (30.14").
The month with the lowest atmospheric pressure is June (29.95").

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Average wind speed in March
Gaithersburg, MD

Average wind speed in March - Gaithersburg, MD
  • Average wind speed in March: 8mph

The windiest month (with the highest average wind speed) is March (8mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).

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Average humidity in March
Gaithersburg, MD

Average humidity in March - Gaithersburg, MD
  • Average humidity in March: 74%

Months with the highest relative humidity are May, October and December (77%).
The month with the lowest relative humidity is July (72%).

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Average rainfall in March
Gaithersburg, MD

Average rainfall in March - Gaithersburg, MD
  • Average rainfall in March: 2.13"

The wettest month (with the highest rainfall) is August (3.82").
The driest month (with the least rainfall) is January (1.73").

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Average rainfall days in March
Gaithersburg, MD

Average rainfall days in March - Gaithersburg, MD
  • Average rainfall days in March: 12.5 days

The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is January (8.7 days).

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Average snowfall in March
Gaithersburg, MD

Average snowfall in March - Gaithersburg, MD
  • Average snowfall in March: 2.56"

The month with the highest snowfall is January (2.76").
Months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in March
Gaithersburg, MD

Average snowfall days in March - Gaithersburg, MD
  • Average snowfall days in March: 3.3 days

The month with the highest number of snowfall days is February (5.3 days).
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
Gaithersburg, MD

Average daylight in March / Average sunshine in March - Gaithersburg, MD
  • Average daylight in March: 12h

The month with the longest days is June (Average daylight: 14.9h).
The month with the shortest days is December (Average daylight: 9.5h).

  • Average sunshine in March: 6.8h

The month with the most sunshine is July (Average sunshine: 10.8h).
Months with the least sunshine are January, February and December (Average sunshine: 5.1).

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Average sunshine days in March
Gaithersburg, MD

Average sunshine days in March - Gaithersburg, MD
  • Average sunshine days in March: 15.6 days

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is July (11.5 days).

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Average UV index in March
Gaithersburg, MD

Average UV index in March - Gaithersburg, MD
  • Average UV index in March: 3

Months with the highest UV index are May, June, July and August (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in March
Gaithersburg, MD

Average cloud cover in March - Gaithersburg, 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).

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Average visibility in March
Gaithersburg, MD

Average visibility in March - Gaithersburg, MD
  • Average visibility in March: 6mi

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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