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Hazardous Weather Conditions

Current conditions at

Trenton-Mercer Airport (KTTN)

Lat: 40.28°NLon: 74.82°WElev: 210ft.

Fair and Breezy

52°F

11°C

Humidity 22%
Wind Speed W 24 G 35 mph
Barometer 30.23 in (1023.1 mb)
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 7 Apr 2:53 pm EDT
Extended Forecast for

Princeton North NJ

Freeze Watch April 8, 08:00pm until April 9, 09:00am
Freeze Warning April 8, 12:00am until April 8, 09:00am
Click here for hazard details and duration
Freeze Watch
Freeze Warning

  • Tonight

    Tonight: Clear, with a low around 27. North wind 10 to 15 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 25 mph.

    Low: 27 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 52. Northeast wind around 5 mph becoming east in the afternoon.

    High: 52 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Areas of frost after 1am. Otherwise, mostly clear, with a low around 28. Southeast wind around 5 mph becoming calm in the evening.

    Low: 28 °F

    Clear then
    Areas Frost

  • Thursday

    Thursday: Areas of frost before 9am. Otherwise, mostly sunny, with a high near 59. Calm wind becoming south around 5 mph in the afternoon.

    High: 59 °F

    Areas Frost
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 35. Southeast wind around 5 mph becoming calm in the evening.

    Low: 35 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 48.

    Low: 48 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 40.

    Low: 40 °F

    Clear

Detailed Forecast

Tonight
Clear, with a low around 27. North wind 10 to 15 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 25 mph.
Wednesday
Sunny, with a high near 52. Northeast wind around 5 mph becoming east in the afternoon.
Wednesday Night
Areas of frost after 1am. Otherwise, mostly clear, with a low around 28. Southeast wind around 5 mph becoming calm in the evening.
Thursday
Areas of frost before 9am. Otherwise, mostly sunny, with a high near 59. Calm wind becoming south around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 35. Southeast wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 71.
Friday Night
Mostly cloudy, with a low around 48.
Saturday
Mostly sunny, with a high near 65.
Saturday Night
Clear, with a low around 40.
Sunday
Sunny, with a high near 66.
Sunday Night
Partly cloudy, with a low around 48.
Monday
Partly sunny, with a high near 79.
Monday Night
Mostly cloudy, with a low around 60.
Tuesday
Mostly sunny, with a high near 83.
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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:
2:36 pm EDT Apr 7, 2026
Forecast Valid:
3pm EDT Apr 7, 2026-6pm EDT Apr 14, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation