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

63°F

17°C

Humidity 87%
Wind Speed SW 5 mph
Barometer 29.91 in (1012.0 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 15 Apr 3:53 am EDT
Extended Forecast for

2 Miles SSW Lawrenceville NJ

  • Today

    Today: Sunny, with a high near 92. Southwest wind 5 to 15 mph.

    High: 92 °F

    Sunny

  • Tonight

    Tonight: A slight chance of showers before 2am. Increasing clouds, with a low around 67. Southwest wind 5 to 10 mph. Chance of precipitation is 20%.

    Low: 67 °F

    Slight Chance
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 91. West wind 5 to 10 mph.

    High: 91 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A slight chance of showers. Mostly cloudy, with a low around 65. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 65 °F

    Slight Chance
    Showers

  • Friday

    Friday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 83. West wind 5 to 10 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 83 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 57. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 57 °F

    Chance
    Showers then
    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 76.

    High: 76 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 55.

    Low: 55 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of showers after 8am. Mostly cloudy, with a high near 72. Chance of precipitation is 50%.

    High: 72 °F

    Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 92. Southwest wind 5 to 15 mph.
Tonight
A slight chance of showers before 2am. Increasing clouds, with a low around 67. Southwest wind 5 to 10 mph. Chance of precipitation is 20%.
Thursday
Mostly sunny, with a high near 91. West wind 5 to 10 mph.
Thursday Night
A slight chance of showers. Mostly cloudy, with a low around 65. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Friday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 83. West wind 5 to 10 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 57. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Partly sunny, with a high near 76.
Saturday Night
Mostly cloudy, with a low around 55.
Sunday
A chance of showers after 8am. Mostly cloudy, with a high near 72. Chance of precipitation is 50%.
Sunday Night
A chance of showers before 2am. Mostly cloudy, with a low around 40. Chance of precipitation is 40%.
Monday
Mostly sunny, with a high near 54.
Monday Night
Mostly clear, with a low around 33.
Tuesday
Sunny, with a high near 57.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Lawrenceville NJ
 40.27°N 74.75°W (Elev. 95 ft)
Last Update:
6:17 pm EDT Apr 14, 2026
Forecast Valid:
4am EDT Apr 15, 2026-6pm EDT Apr 21, 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