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

Trenton, Mercer County Airport (KTTN)

Lat: 40.28°NLon: 74.82°WElev: 210ft.

Fair

69°F

21°C

Humidity 35%
Wind Speed NW 8 mph
Barometer 29.99 in (1014.9 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 30 May 6:53 pm EDT
Extended Forecast for

Princeton NJ

  • Tonight

    Tonight: Mostly clear, with a low around 49. Northwest wind around 5 mph.

    Low: 49 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 75. North wind around 5 mph.

    High: 75 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 49. Northwest wind around 5 mph becoming calm.

    Low: 49 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 82. Calm wind becoming northwest around 5 mph.

    High: 82 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 57. South wind around 5 mph becoming calm.

    Low: 57 °F

    Partly Cloudy

  • Sunday

    Sunday: A slight chance of showers. Mostly cloudy, with a high near 79. Chance of precipitation is 20%.

    High: 79 °F

    Slight Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers before 2am. Mostly cloudy, with a low around 61. Chance of precipitation is 30%.

    Low: 61 °F

    Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 49. Northwest wind around 5 mph.
Friday
Sunny, with a high near 75. North wind around 5 mph.
Friday Night
Mostly clear, with a low around 49. Northwest wind around 5 mph becoming calm.
Saturday
Sunny, with a high near 82. Calm wind becoming northwest around 5 mph.
Saturday Night
Partly cloudy, with a low around 57. South wind around 5 mph becoming calm.
Sunday
A slight chance of showers. Mostly cloudy, with a high near 79. Chance of precipitation is 20%.
Sunday Night
A chance of showers before 2am. Mostly cloudy, with a low around 61. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 81.
Monday Night
Partly cloudy, with a low around 59.
Tuesday
Mostly sunny, with a high near 84.
Tuesday Night
Mostly cloudy, with a low around 61.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 82. Chance of precipitation is 30%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Chance of precipitation is 40%.
Thursday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 81. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Princeton NJ
 40.34°N 74.64°W (Elev. 98 ft)
Last Update:
7:10 pm EDT May 30, 2024
Forecast Valid:
7pm EDT May 30, 2024-6pm EDT Jun 6, 2024
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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