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

Trenton-Mercer Airport (KTTN)

Lat: 40.28°NLon: 74.82°WElev: 210ft.

Fair

77°F

25°C

Humidity 47%
Wind Speed SW 9 mph
Barometer 29.74 in (1006.4 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 16 Apr 9:53 pm EDT
Extended Forecast for

3 Miles ENE Lambertville NJ

  • Tonight

    Tonight: Mostly cloudy, with a low around 65. West wind around 10 mph, with gusts as high as 20 mph.

    Low: 65 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of showers, mainly after 4pm. Partly sunny, with a high near 79. Northwest wind 10 to 15 mph. Chance of precipitation is 30%.

    High: 79 °F

    Partly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 55. North wind 5 to 10 mph becoming east in the evening.

    Low: 55 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 72. Southeast wind 5 to 10 mph.

    High: 72 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of showers, with thunderstorms also possible after 2am. Mostly cloudy, with a low around 52. Southeast wind 5 to 10 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 52 °F

    Chance
    Showers

  • Sunday

    Sunday: Showers and possibly a thunderstorm. High near 58. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 58 °F

    Showers

  • Sunday Night

    Sunday Night: Showers likely, mainly before 8pm. Partly cloudy, with a low around 35. Chance of precipitation is 60%.

    Low: 35 °F

    Showers
    Likely then
    Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 49.

    High: 49 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 29.

    Low: 29 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 65. West wind around 10 mph, with gusts as high as 20 mph.
Friday
A chance of showers, mainly after 4pm. Partly sunny, with a high near 79. Northwest wind 10 to 15 mph. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 55. North wind 5 to 10 mph becoming east in the evening.
Saturday
Mostly sunny, with a high near 72. Southeast wind 5 to 10 mph.
Saturday Night
A chance of showers, with thunderstorms also possible after 2am. Mostly cloudy, with a low around 52. Southeast wind 5 to 10 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers and possibly a thunderstorm. High near 58. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Showers likely, mainly before 8pm. Partly cloudy, with a low around 35. Chance of precipitation is 60%.
Monday
Mostly sunny, with a high near 49.
Monday Night
Mostly clear, with a low around 29.
Tuesday
Sunny, with a high near 57.
Tuesday Night
Partly cloudy, with a low around 45.
Wednesday
Partly sunny, with a high near 69.
Wednesday Night
Partly cloudy, with a low around 43.
Thursday
Mostly sunny, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Lambertville NJ
 40.37°N 74.9°W (Elev. 404 ft)
Last Update:
10:01 pm EDT Apr 16, 2026
Forecast Valid:
10pm EDT Apr 16, 2026-6pm EDT Apr 23, 2026
 
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