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

23°C

74°F

Humidity 41%
Wind Speed NE 13 km/h
Barometer 1020.2 mb (30.15 in)
Dewpoint 9°C (49°F)
Visibility 16 km
Last update 28 Jun 11:53 am EDT
Extended Forecast for

3 Miles SSE Princeton Junction NJ

  • This Afternoon

    This Afternoon: Sunny, with a high near 26. Southeast wind around 10 km/h.

    High: 26 °C

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 16. Southeast wind 5 to 15 km/h.

    Low: 16 °C

    Increasing
    Clouds

  • Saturday

    Saturday: Mostly cloudy, with a high near 30. South wind 10 to 15 km/h increasing to 20 to 25 km/h in the afternoon.

    High: 30 °C

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 11pm. Mostly cloudy, with a low around 23. South wind 15 to 20 km/h. Chance of precipitation is 70%. New rainfall amounts between 2.5 and 5 mm possible.

    Low: 23 °C

    Showers
    Likely

  • Sunday

    Sunday: A chance of showers and thunderstorms. Mostly cloudy, with a high near 33. West wind around 15 km/h. Chance of precipitation is 50%. New rainfall amounts between 1 and 2.5 mm, except higher amounts possible in thunderstorms.

    High: 33 °C

    Chance
    T-storms

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 18. Chance of precipitation is 20%.

    Low: 18 °C

    Slight Chance
    T-storms

  • Monday

    Monday: Sunny, with a high near 28.

    High: 28 °C

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 16.

    Low: 16 °C

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 29.

    High: 29 °C

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 26. Southeast wind around 10 km/h.
Tonight
Increasing clouds, with a low around 16. Southeast wind 5 to 15 km/h.
Saturday
Mostly cloudy, with a high near 30. South wind 10 to 15 km/h increasing to 20 to 25 km/h in the afternoon.
Saturday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 11pm. Mostly cloudy, with a low around 23. South wind 15 to 20 km/h. Chance of precipitation is 70%. New rainfall amounts between 2.5 and 5 mm possible.
Sunday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 33. West wind around 15 km/h. Chance of precipitation is 50%. New rainfall amounts between 1 and 2.5 mm, except higher amounts possible in thunderstorms.
Sunday Night
A slight chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 18. Chance of precipitation is 20%.
Monday
Sunny, with a high near 28.
Monday Night
Mostly clear, with a low around 16.
Tuesday
Sunny, with a high near 29.
Tuesday Night
Partly cloudy, with a low around 16.
Wednesday
Mostly sunny, with a high near 32.
Wednesday Night
Partly cloudy, with a low around 20.
Independence Day
Partly sunny, with a high near 34.
Click Map For Forecast
Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Princeton Junction NJ
 40.27°N 74.6°W (Elev. 98 m)
Last Update:
10:11 am EDT Jun 28, 2024
Forecast Valid:
12pm EDT Jun 28, 2024-6pm EDT Jul 4, 2024
 
Forecast Discussion
 
Get as KML Get as XML

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