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.

Partly Cloudy

18°C

64°F

Humidity 58%
Wind Speed N 9 km/h
Barometer 1008.8 mb (29.81 in)
Dewpoint 9°C (49°F)
Visibility 16 km
Last update 7 May 7:53 am EDT
Extended Forecast for

Princeton North NJ

  • Today

    Today: Mostly sunny, with a high near 26. North wind 5 to 10 km/h becoming west in the afternoon.

    High: 26 °C

    Mostly Sunny

  • Tonight

    Tonight: A slight chance of showers and thunderstorms after 3am. Patchy fog after 3am. Otherwise, increasing clouds, with a low around 16. South wind 5 to 10 km/h. Chance of precipitation is 20%.

    Low: 16 °C

    Partly Cloudy
    then Slight
    Chance
    T-storms and
    Patchy Fog

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, mainly before 2pm. Patchy fog before 8am. Otherwise, cloudy, then gradual clearing during the afternoon, with a high near 29. West wind 10 to 20 km/h. Chance of precipitation is 40%. New rainfall amounts between 1 and 2.5 mm, except higher amounts possible in thunderstorms.

    High: 29 °C

    Chance
    Showers and
    Patchy Fog

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 14. West wind 5 to 10 km/h.

    Low: 14 °C

    Increasing
    Clouds

  • Thursday

    Thursday: Showers, with thunderstorms also possible after 5pm. High near 23. Northeast wind 10 to 15 km/h becoming east in the afternoon. Chance of precipitation is 80%. New rainfall amounts between 7.5 mm and 1 cm possible.

    High: 23 °C

    Chance
    Showers then
    Showers

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm before 11pm, then showers likely between 11pm and 2am, then a chance of showers and thunderstorms after 2am. Low around 12. Chance of precipitation is 80%. New rainfall amounts between 2.5 and 5 mm possible.

    Low: 12 °C

    Showers

  • Friday

    Friday: A chance of showers. Mostly cloudy, with a high near 18. Chance of precipitation is 50%.

    High: 18 °C

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers. Mostly cloudy, with a low around 9. Chance of precipitation is 40%.

    Low: 9 °C

    Chance
    Showers

  • Saturday

    Saturday: Partly sunny, with a high near 19.

    High: 19 °C

    Partly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 26. North wind 5 to 10 km/h becoming west in the afternoon.
Tonight
A slight chance of showers and thunderstorms after 3am. Patchy fog after 3am. Otherwise, increasing clouds, with a low around 16. South wind 5 to 10 km/h. Chance of precipitation is 20%.
Wednesday
A chance of showers and thunderstorms, mainly before 2pm. Patchy fog before 8am. Otherwise, cloudy, then gradual clearing during the afternoon, with a high near 29. West wind 10 to 20 km/h. Chance of precipitation is 40%. New rainfall amounts between 1 and 2.5 mm, except higher amounts possible in thunderstorms.
Wednesday Night
Increasing clouds, with a low around 14. West wind 5 to 10 km/h.
Thursday
Showers, with thunderstorms also possible after 5pm. High near 23. Northeast wind 10 to 15 km/h becoming east in the afternoon. Chance of precipitation is 80%. New rainfall amounts between 7.5 mm and 1 cm possible.
Thursday Night
Showers and possibly a thunderstorm before 11pm, then showers likely between 11pm and 2am, then a chance of showers and thunderstorms after 2am. Low around 12. Chance of precipitation is 80%. New rainfall amounts between 2.5 and 5 mm possible.
Friday
A chance of showers. Mostly cloudy, with a high near 18. Chance of precipitation is 50%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 9. Chance of precipitation is 40%.
Saturday
Partly sunny, with a high near 19.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 9. Chance of precipitation is 30%.
Sunday
A chance of showers. Partly sunny, with a high near 19. Chance of precipitation is 50%.
Sunday Night
Partly cloudy, with a low around 8.
Monday
Mostly sunny, with a high near 22.
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ABOUT THIS FORECAST

 
Point Forecast:
Princeton North NJ
 40.37°N 74.64°W (Elev. 98 m)
Last Update:
7:10 am EDT May 7, 2024
Forecast Valid:
8am EDT May 7, 2024-6pm EDT May 13, 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