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.

Light Rain Fog/Mist

42°F

6°C

Humidity 96%
Wind Speed E 10 mph
Barometer 30.19 in (1021.8 mb)
Dewpoint 41°F (5°C)
Visibility 1.50 mi
Wind Chill36°F (2°C)
Last update 5 Mar 3:53 pm EST
Extended Forecast for

2 Miles E Lawrenceville NJ

  • This Afternoon

    This Afternoon: A chance of rain, mainly before 5pm. Patchy fog. Otherwise, cloudy, with a high near 45. East wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 45 °F

    Chance Rain
    and Patchy
    Fog

  • Tonight

    Tonight: Rain, mainly before 3am. Areas of fog after 7pm. Low around 36. East wind around 5 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 36 °F

    Rain and
    Areas Fog

  • Friday

    Friday: Patchy fog before 11am. Otherwise, cloudy, with a high near 44. Northeast wind around 5 mph.

    High: 44 °F

    Patchy Fog
    then Cloudy

  • Friday Night

    Friday Night: A chance of rain, mainly after 1am. Patchy fog after 11pm. Otherwise, cloudy, with a low around 37. East wind around 5 mph becoming calm. Chance of precipitation is 40%.

    Low: 37 °F

    Chance Rain
    and Patchy
    Fog

  • Saturday

    Saturday: Patchy fog before 8am. Otherwise, cloudy, with a high near 58. Calm wind becoming south around 5 mph in the afternoon.

    High: 58 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Saturday Night

    Saturday Night: Showers likely. Patchy fog before 1am. Otherwise, mostly cloudy, with a low around 50. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 50 °F

    Showers
    Likely and
    Patchy Fog

  • Sunday

    Sunday: Partly sunny, with a high near 67.

    High: 67 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A chance of rain, mainly before 5pm. Patchy fog. Otherwise, cloudy, with a high near 45. East wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain, mainly before 3am. Areas of fog after 7pm. Low around 36. East wind around 5 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Patchy fog before 11am. Otherwise, cloudy, with a high near 44. Northeast wind around 5 mph.
Friday Night
A chance of rain, mainly after 1am. Patchy fog after 11pm. Otherwise, cloudy, with a low around 37. East wind around 5 mph becoming calm. Chance of precipitation is 40%.
Saturday
Patchy fog before 8am. Otherwise, cloudy, with a high near 58. Calm wind becoming south around 5 mph in the afternoon.
Saturday Night
Showers likely. Patchy fog before 1am. Otherwise, mostly cloudy, with a low around 50. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Partly sunny, with a high near 67.
Sunday Night
Partly cloudy, with a low around 43.
Monday
Mostly sunny, with a high near 68.
Monday Night
Mostly clear, with a low around 49.
Tuesday
Mostly sunny, with a high near 73.
Tuesday Night
Mostly cloudy, with a low around 53.
Wednesday
A chance of rain. Mostly cloudy, with a high near 74. Chance of precipitation is 30%.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 46. Chance of precipitation is 60%.
Thursday
A chance of rain. Mostly cloudy, with a high near 57.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E Lawrenceville NJ
 40.3°N 74.68°W (Elev. 62 ft)
Last Update:
4:09 pm EST Mar 5, 2026
Forecast Valid:
4pm EST Mar 5, 2026-6pm EDT Mar 12, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation