Current conditions at

Trenton-Mercer Airport (KTTN)

Lat: 40.28°NLon: 74.82°WElev: 210ft.

Mostly Cloudy

40°F

4°C

Humidity 60%
Wind Speed SW 10 mph
Barometer 29.66 in (1003.9 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 25 Feb 12:53 pm EST
Extended Forecast for

Lawrenceville NJ

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 44. Southwest wind 5 to 10 mph.

    High: 44 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 30. Southwest wind around 5 mph becoming west after midnight.

    Low: 30 °F

    Partly Cloudy

  • Thursday

    Thursday: A slight chance of rain and snow before 1pm, then a chance of snow.  Mostly cloudy, with a high near 40. West wind around 5 mph.  Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 40 °F

    Slight Chance
    Snow then
    Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 20. Calm wind.

    Low: 20 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 43. Calm wind becoming east around 5 mph.

    High: 43 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 51.

    High: 51 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 42.

    High: 42 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 44. Southwest wind 5 to 10 mph.
Tonight
Partly cloudy, with a low around 30. Southwest wind around 5 mph becoming west after midnight.
Thursday
A slight chance of rain and snow before 1pm, then a chance of snow. Mostly cloudy, with a high near 40. West wind around 5 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Thursday Night
Partly cloudy, with a low around 20. Calm wind.
Friday
Mostly sunny, with a high near 43. Calm wind becoming east around 5 mph.
Friday Night
Partly cloudy, with a low around 27.
Saturday
Mostly sunny, with a high near 51.
Saturday Night
Mostly cloudy, with a low around 30.
Sunday
Mostly cloudy, with a high near 42.
Sunday Night
Mostly cloudy, with a low around 19.
Monday
A chance of snow. Mostly cloudy, with a high near 29. Chance of precipitation is 50%.
Monday Night
A chance of snow. Mostly cloudy, with a low around 12. Chance of precipitation is 30%.
Tuesday
A chance of rain and snow. Cloudy, with a high near 37. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Lawrenceville NJ
 40.28°N 74.71°W (Elev. 82 ft)
1:16 pm EST Feb 25, 2026
1pm EST Feb 25, 2026-6pm EST Mar 3, 2026
 
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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