Historic Nassau Street architecture in Princeton

Weather · March

Princeton weather in March

Average highs of 51°F, lows of 33°F and 4.0 in of rain, from 30 years of weather records.

March is Princeton’s 9th warmest month, with average highs of 51°F and lows of 33°F. That is 8° warmer than February, and 13° below the yearly average high.

Average high
51°F
Average low
33°F
Precipitation
4.0 in
Wet days
11
Snow
4.0 in
Sunrise · sunset
7:10 AM · 7:04 PM

March across the year

  1. 40°24°Jan
  2. 43°26°Feb
  3. 51°33°Mar
  4. 63°42°Apr
  5. 72°52°May
  6. 81°61°Jun
  7. 86°67°Jul
  8. 84°65°Aug
  9. 77°58°Sep
  10. 66°46°Oct
  11. 55°36°Nov
  12. 44°29°Dec

High and low Rain

What to wear in March

  • Cool days: a warm jacket and long pants, plus layers for the swing between morning and afternoon.
  • Pack an umbrella or rain jacket: rain or snow falls on about 11 days this month.
  • Snow is likely (about 4 inches on average): waterproof boots help.

March is good for

What’s on in Princeton in March

See all upcoming events and school days off.

Around Princeton

210 Nassau Street in Princeton, New Jersey, known as the Old Bellows building
210 Nassau StreetDavid Keddie · CC BY-SA 4.0
Nassau Liquors (Princeton, New Jersey)
Nassau Liquors (Princeton, New Jersey)David Keddie · CC BY-SA 4.0
View northeast down Lake Carnegie from the bridge for Mercer County Route 629 (Harrison Street) on the border of Princeton
2023-09-27 14 16 39 View northeast down Lake Carnegie from the bridge for Mercer County Route 629 (Harrison Street) on the border of Princeton and West Windsor Township in Mercer County, New JerseyFamartin · CC BY-SA 4.0

See Princeton

A look around town before you go.

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THINGS TO DO · YOUTUBE SHORT

Things to do in New Jersey | Explore Princeton

A local activity Short shared by Papali Dash.

Watch on YouTube ↗

March compared with the months around it

MonthHighLowRain
February43°F26°F2.6 in
March51°F33°F4.0 in
April63°F42°F3.6 in

Planning a trip? See the best time to visit Princeton and today’s forecast.

Questions

How hot does it get in Princeton in March?

Average highs are 51°F and average lows 33°F, for a daily mean of 42°F. Individual days run hotter or colder than these 30-year averages.

Does it rain in Princeton in March?

March averages 4.0 in of precipitation over about 11 days with at least 0.01 in. It is the 4th wettest month of the year.

Does it snow in Princeton in March?

Yes, about 4.0 in of snow on average.

What time is sunset in Princeton in March?

Around mid-March the sun rises about 7:10 AM and sets about 7:04 PM, for roughly 11.9 hours of daylight.

Is March a good time to visit Princeton?

The mildest months for visiting are May, September, October. March is cool, with St. Patrick’s Day events.

NOAA U.S. Climate Normals 1991–2020, Trenton Mercer Co Ap station (9.7 mi from downtown). Sunrise and sunset are calculated for March 15 at the city’s coordinates.

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