Current conditions at

Trenton-Mercer Airport (KTTN)

Lat: 40.28°NLon: 74.82°WElev: 210ft.

Overcast

24°F

-4°C

Humidity 55%
Wind Speed E 3 mph
Barometer 30.27 in (1024.7 mb)
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Last update 5 Dec 10:53 am EST
Extended Forecast for

Princeton North NJ

  • Today

    Today: A slight chance of snow after 1pm.  Cloudy, with a high near 32. East wind around 5 mph.  Chance of precipitation is 20%.

    High: 32 °F

    Slight Chance
    Snow

  • Tonight

    Tonight: A slight chance of snow before 3am.  Cloudy, with a low around 26. Calm wind.  Chance of precipitation is 20%.

    Low: 26 °F

    Slight Chance
    Snow

  • Saturday

    Saturday: Mostly cloudy, with a high near 42. Calm wind becoming west around 5 mph.

    High: 42 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 24. Calm wind.

    Low: 24 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 41. Calm wind.

    High: 41 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A slight chance of rain before 10pm, then a slight chance of freezing rain between 10pm and 1am.  Mostly cloudy, with a low around 23. Chance of precipitation is 20%.

    Low: 23 °F

    Slight Chance
    Rain/Freezing
    Rain

  • Monday

    Monday: Sunny, with a high near 32.

    High: 32 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 13.

    Low: 13 °F

    Mostly Clear

  • Tuesday

    Tuesday: Partly sunny, with a high near 36.

    High: 36 °F

    Partly Sunny

Detailed Forecast

Today
A slight chance of snow after 1pm. Cloudy, with a high near 32. East wind around 5 mph. Chance of precipitation is 20%.
Tonight
A slight chance of snow before 3am. Cloudy, with a low around 26. Calm wind. Chance of precipitation is 20%.
Saturday
Mostly cloudy, with a high near 42. Calm wind becoming west around 5 mph.
Saturday Night
Partly cloudy, with a low around 24. Calm wind.
Sunday
Mostly cloudy, with a high near 41. Calm wind.
Sunday Night
A slight chance of rain before 10pm, then a slight chance of freezing rain between 10pm and 1am. Mostly cloudy, with a low around 23. Chance of precipitation is 20%.
Monday
Sunny, with a high near 32.
Monday Night
Mostly clear, with a low around 13.
Tuesday
Partly sunny, with a high near 36.
Tuesday Night
Mostly cloudy, with a low around 25.
Wednesday
A chance of rain. Mostly cloudy, with a high near 47. Chance of precipitation is 30%.
Wednesday Night
Rain likely. Cloudy, with a low around 35. Chance of precipitation is 60%.
Thursday
A chance of rain. Mostly cloudy, with a high near 44. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Princeton North NJ
 40.37°N 74.64°W (Elev. 98 ft)
9:06 am EST Dec 5, 2025
11am EST Dec 5, 2025-6pm EST Dec 11, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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