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

55°F

13°C

Humidity 77%
Wind Speed N 13 G 21 mph
Barometer 29.85 in (1010.1 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 27 Mar 7:53 am EDT
Extended Forecast for

3 Miles N Lawrenceville NJ

  • Today

    Today: Rain likely before noon, then a slight chance of rain after 3pm. Mostly cloudy, with a high near 53. North wind 5 to 15 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 53 °F

    Rain Likely
    then Slight
    Chance Rain

  • Tonight

    Tonight: Mostly cloudy, with a low around 28. Calm wind becoming north around 5 mph after midnight.

    Low: 28 °F

    Mostly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 43. Northwest wind 10 to 15 mph.

    High: 43 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 25. Northwest wind around 5 mph becoming calm in the evening.

    Low: 25 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 54. Light south wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 54 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 62.

    High: 62 °F

    Partly Sunny

  • Monday Night

    Monday Night: A chance of showers. Mostly cloudy, with a low around 46. Chance of precipitation is 30%.

    Low: 46 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers. Mostly cloudy, with a high near 68. Chance of precipitation is 30%.

    High: 68 °F

    Chance
    Showers

Detailed Forecast

Today
Rain likely before noon, then a slight chance of rain after 3pm. Mostly cloudy, with a high near 53. North wind 5 to 15 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Mostly cloudy, with a low around 28. Calm wind becoming north around 5 mph after midnight.
Saturday
Sunny, with a high near 43. Northwest wind 10 to 15 mph.
Saturday Night
Partly cloudy, with a low around 25. Northwest wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 54. Light south wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 40.
Monday
Partly sunny, with a high near 62.
Monday Night
A chance of showers. Mostly cloudy, with a low around 46. Chance of precipitation is 30%.
Tuesday
A chance of showers. Mostly cloudy, with a high near 68. Chance of precipitation is 30%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 53. Chance of precipitation is 30%.
Wednesday
A chance of showers. Partly sunny, with a high near 77. Chance of precipitation is 30%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 56. Chance of precipitation is 40%.
Thursday
A chance of showers. Mostly cloudy, with a high near 74. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Lawrenceville NJ
 40.33°N 74.73°W (Elev. 207 ft)
Last Update:
4:10 am EDT Mar 27, 2026
Forecast Valid:
8am EDT Mar 27, 2026-6pm EDT Apr 2, 2026
 
Forecast Discussion
 
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Additional Resources

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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