Current conditions at

Trenton-Mercer Airport (KTTN)

Lat: 40.28°NLon: 74.82°WElev: 210ft.

A Few Clouds

52°F

11°C

Humidity 72%
Wind Speed Calm
Barometer 30.10 in (1018.5 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 11 Apr 3:53 am EDT
Extended Forecast for

2 Miles SSE Princeton Junction NJ

  • Today

    Today: Sunny, with a high near 64. Northwest wind 10 to 15 mph.

    High: 64 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 37. North wind around 5 mph becoming calm  in the evening.

    Low: 37 °F

    Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 63. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 63 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 47. South wind around 5 mph.

    Low: 47 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 79. Southwest wind 10 to 15 mph.

    High: 79 °F

    Partly Sunny

  • Monday Night

    Monday Night: A slight chance of showers before 2am.  Partly cloudy, with a low around 59. Chance of precipitation is 20%.

    Low: 59 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: Partly sunny, with a high near 84.

    High: 84 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 61.

    Low: 61 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 89.

    High: 89 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 64. Northwest wind 10 to 15 mph.
Tonight
Clear, with a low around 37. North wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 63. Calm wind becoming southeast around 5 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 47. South wind around 5 mph.
Monday
Partly sunny, with a high near 79. Southwest wind 10 to 15 mph.
Monday Night
A slight chance of showers before 2am. Partly cloudy, with a low around 59. Chance of precipitation is 20%.
Tuesday
Partly sunny, with a high near 84.
Tuesday Night
Mostly cloudy, with a low around 61.
Wednesday
Partly sunny, with a high near 89.
Wednesday Night
Mostly cloudy, with a low around 65.
Thursday
Mostly sunny, with a high near 87.
Thursday Night
Mostly cloudy, with a low around 62.
Friday
Partly sunny, with a high near 80.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Princeton Junction NJ
 40.29°N 74.6°W (Elev. 98 ft)
4:10 am EDT Apr 11, 2026
4am EDT Apr 11, 2026-6pm EDT Apr 17, 2026
 
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