National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Light Wintry Mix through Friday Morning, then Potential for a Winter Storm Sunday through Monday

Briefing on Friday morning icing in the southern Poconos and NW NJ, as well as key points for the potential Sunday-Monday winter storm. Read More >

Current conditions at

Trenton-Mercer Airport (KTTN)

Lat: 40.28°NLon: 74.82°WElev: 210ft.

Overcast

36°F

2°C

Humidity 82%
Wind Speed NE 8 mph
Barometer 29.97 in (1014.5 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 19 Feb 11:53 pm EST
Extended Forecast for

Princeton North NJ

  • Overnight

    Overnight: A slight chance of rain before 1am, then a chance of rain after 5am. Patchy fog after 2am. Otherwise, cloudy, with a low around 35. East wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 35 °F

    Chance Rain
    and Patchy
    Fog

  • Friday

    Friday: Rain, mainly before 2pm. High near 44. East wind around 5 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 44 °F

    Rain then
    Rain Likely

  • Friday Night

    Friday Night: Cloudy, then gradually becoming partly cloudy, with a low around 34. Calm wind becoming west around 5 mph after midnight.

    Low: 34 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Increasing clouds, with a high near 49. West wind around 5 mph.

    High: 49 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: A chance of rain and snow after 1am. Mostly cloudy, with a low around 32. Calm wind becoming northeast around 5 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 32 °F

    Mostly Cloudy
    then Chance
    Rain/Snow

  • Sunday

    Sunday: Snow likely, possibly mixed with rain before 10am, then snow. High near 38. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 38 °F

    Rain/Snow
    Likely then
    Snow

  • Sunday Night

    Sunday Night: Snow likely. Cloudy, with a low around 29. Chance of precipitation is 70%.

    Low: 29 °F

    Snow Likely

  • Monday

    Monday: A chance of snow before 1pm. Cloudy, with a high near 39. Chance of precipitation is 30%.

    High: 39 °F

    Chance Snow

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A slight chance of rain before 1am, then a chance of rain after 5am. Patchy fog after 2am. Otherwise, cloudy, with a low around 35. East wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Rain, mainly before 2pm. High near 44. East wind around 5 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
Cloudy, then gradually becoming partly cloudy, with a low around 34. Calm wind becoming west around 5 mph after midnight.
Saturday
Increasing clouds, with a high near 49. West wind around 5 mph.
Saturday Night
A chance of rain and snow after 1am. Mostly cloudy, with a low around 32. Calm wind becoming northeast around 5 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Sunday
Snow likely, possibly mixed with rain before 10am, then snow. High near 38. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Snow likely. Cloudy, with a low around 29. Chance of precipitation is 70%.
Monday
A chance of snow before 1pm. Cloudy, with a high near 39. Chance of precipitation is 30%.
Monday Night
Mostly cloudy, with a low around 25.
Tuesday
Mostly sunny, with a high near 37.
Tuesday Night
Partly cloudy, with a low around 20.
Wednesday
Mostly cloudy, with a high near 43.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 35. Chance of precipitation is 50%.
Thursday
A chance of rain. Mostly cloudy, with a high near 48. Chance of precipitation is 40%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Princeton North NJ
 40.37°N 74.64°W (Elev. 98 ft)
Last Update:
12:19 am EST Feb 20, 2026
Forecast Valid:
12am EST Feb 20, 2026-6pm EST Feb 26, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation