There are two dates to mark the start of spring this month. While we have a loss of one hour on the clock, we gain more than one hour of daylight by the end of the month. The sun angle rises more then 10 degrees in elevation, while temperatures gain an average of 10 degrees by the end of the month.

In the midst of all the transition to longer days and warmer weather, this is also the month of the largest weather extremes. Just as warm weather pushes in, some winter tends to try and fight back. Check it out!

When Does Spring Begin?

  • March 1: Meteorological Spring
  • March 20: Astronomical Spring 

The Vernal Equinox is when the direct rays of light from the sun are focused on the equator as they cross to the Northern Hemisphere.


September 22 Autumnal Equinox And Seasons Orbit 



Increasing Daylight

Weather and sun stats based on Baltimore, MD.

We are gaining 2 minutes and 32 seconds of daylight each day now. We will see comparative GAIN of 1 Hour 17 minutes and 10 seconds of individual daylight by the last day of the month.

March Daylight


Increasing Sun Angle

The mid day sun through the month will raise 11.8º higher


March Sun Angle




Daylight Saving Time March 14

We lose 1 hour at 2 AM, but sunset will jump to the 7 PM hour the evening.

This is also Pi Day (3.14) and Albert Einstein’s Birthday

*Friendly reminder to also check the batteries in your smoke detectors.


Average Temperature Increase

  • March 1 ~ High = 49ºF; Low = 29ºF
  • Much 31 ~ High = 59ºF; Low = 38ºF


Temperature Extreme 

Coldest = +4ºF in March 4, 2014

Hottest = 90ºF on March 29, 1945


Snow Stats

Snowiest: 25.6” in 1892


March Can Bring Snow Even After Heat

One Of The Largest Swings In Our History Books

In 1990 there was a record string of heat, only to be followed by snow less that two weeks later.

  • March 12 = 86ºF
  • March 13 = 85ºF
  • March 14 = 82ºF
  • March 15 = 82ºF


  • March 24 = 1.4” snow


Notable March Snowstorms In Recent Memory

  • March 13-14, 1993 11.9” (3 Ft in Westminster) in the Superstorm
  • March 2, 2009 = 4.7”
  • March 25, 2013 = 3.2”
  • March 16-17, 2014 = 7.9” *St. Patrick’s Day Snow
  • March 5, 2015 = 6.2”
  • March 20-21, 2018 = 4.9”


March Monthly Snowfall Over The Last Decade

3.72” March Snow Average last decade

1.9”  March Snow Long Range Average


February 23 weather Baltimore snow in March



Moon Phases of March 2021

The Full Moon on March 28 is called the Worm Moon.

Moon Phases March 2021





Please share your thoughts, best weather pics/video, or just keep in touch via social media

Facebook: Justin Berk, Meteorologist

Twitter: @JustinWeather

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14 Local Maryland Pages (and York PA)

We have made a page for Maryland Weather which gives you the current conditions for 14 present area locations.

Local Hourly Forecasts and Local Radar
Central Maryland



Bel Air

Carroll County/Westminster




Ocean City

Dover DE

Southern Maryland

Patuxent River 

Washington DC





National Weather Service Adds Maryland Cecil And Garrett Counties






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Winter Outlook Series

Winter Outlook 2021 Tropical Hints

Winter Outlook Polar Vortex Arctic Oscillation

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Early Winter October

Winter Outlook Series Weather Folklore


Winter Outlook 2021 La Nina Advisory

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