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

56°F

13°C

Humidity 67%
Wind Speed NW 6 mph
Barometer 30.16 in (1020.5 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 1 Jun 1:53 am EDT
Extended Forecast for

Princeton NJ

  • Overnight

    Overnight: Clear, with a low around 51. Northwest wind around 5 mph.

    Low: 51 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 83. Northwest wind around 5 mph.

    High: 83 °F

    Sunny

  • Saturday Night

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

    Low: 57 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 83. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 83 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A chance of showers, with thunderstorms also possible after 11pm. Mostly cloudy, with a low around 62. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 62 °F

    Chance
    Showers

  • Monday

    Monday: A slight chance of showers, with thunderstorms also possible after 5pm. Partly sunny, with a high near 79. Chance of precipitation is 20%.

    High: 79 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 82.

    High: 82 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 59.

    Low: 59 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Clear, with a low around 51. Northwest wind around 5 mph.
Saturday
Sunny, with a high near 83. Northwest wind around 5 mph.
Saturday Night
Partly cloudy, with a low around 57. West wind around 5 mph becoming calm.
Sunday
Mostly cloudy, with a high near 83. Calm wind becoming southwest around 5 mph in the afternoon.
Sunday Night
A chance of showers, with thunderstorms also possible after 11pm. Mostly cloudy, with a low around 62. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
A slight chance of showers, with thunderstorms also possible after 5pm. Partly sunny, with a high near 79. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 60.
Tuesday
Partly sunny, with a high near 82.
Tuesday Night
Mostly cloudy, with a low around 59.
Wednesday
A chance of showers. Partly sunny, with a high near 79. Chance of precipitation is 30%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 62. Chance of precipitation is 40%.
Thursday
A chance of showers. Mostly cloudy, with a high near 79. Chance of precipitation is 50%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 62. Chance of precipitation is 50%.
Friday
A chance of showers. Mostly sunny, with a high near 79. Chance of precipitation is 30%.
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Disclaimer
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ABOUT THIS FORECAST

 
Point Forecast:
Princeton NJ
 40.34°N 74.64°W (Elev. 98 ft)
Last Update:
1:10 am EDT Jun 1, 2024
Forecast Valid:
2am EDT Jun 1, 2024-6pm EDT Jun 7, 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