7-Day Forecast 40.28°N 74.83°W (Text-Only)
NWS Forecast for: Trenton, Mercer County Airport NJ
Issued by: National Weather Service Philadelphia, PA
Last Update: 2:35 pm EST Feb 8, 2026
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  • Tonight

    Tonight: Clear, with a low around -16. Northwest wind 10 to 15 km/h, with gusts as high as 30 km/h.

    Low: -16 °C

    Clear


  • Monday

    Monday: Sunny, with a high near -2. Wind chill values as low as -22. Northwest wind 5 to 10 km/h.

    High: -2 °C

    Sunny


  • Monday
    Night

    Monday Night: Mostly cloudy, with a low around -11. Calm wind.

    Low: -11 °C

    Mostly Cloudy


  • Tuesday

    Tuesday: A slight chance of snow after 1pm.  Mostly cloudy, with a high near 2. Calm wind.  Chance of precipitation is 20%.

    High: 2 °C

    Mostly Cloudy
    then Slight
    Chance Snow

  • Tuesday
    Night

    Tuesday Night: A slight chance of snow before 1am.  Mostly cloudy, with a low around -3. West wind 5 to 10 km/h.  Chance of precipitation is 20%.

    Low: -3 °C

    Slight Chance
    Snow

  • Wednesday

    Wednesday: Partly sunny, with a high near 3.

    High: 3 °C

    Partly Sunny


  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around -6.

    Low: -6 °C

    Partly Cloudy


  • Thursday

    Thursday: Partly sunny, with a high near 1.

    High: 1 °C

    Partly Sunny


  • Thursday
    Night

    Thursday Night: Partly cloudy, with a low around -9.

    Low: -9 °C

    Partly Cloudy




  • Tonight: Clear, with a low around -16. Northwest wind 10 to 15 km/h, with gusts as high as 30 km/h.

    Monday: Sunny, with a high near -2. Wind chill values as low as -22. Northwest wind 5 to 10 km/h.

    Monday Night: Mostly cloudy, with a low around -11. Calm wind.

    Tuesday: A slight chance of snow after 1pm. Mostly cloudy, with a high near 2. Calm wind. Chance of precipitation is 20%.

    Tuesday Night: A slight chance of snow before 1am. Mostly cloudy, with a low around -3. West wind 5 to 10 km/h. Chance of precipitation is 20%.

    Wednesday: Partly sunny, with a high near 3.

    Wednesday Night: Partly cloudy, with a low around -6.

    Thursday: Partly sunny, with a high near 1.

    Thursday Night: Partly cloudy, with a low around -9.

    Friday: Mostly sunny, with a high near 1.

    Friday Night: Partly cloudy, with a low around -9.

    Saturday: Sunny, with a high near 2.

    Saturday Night: Partly cloudy, with a low around -7.

    Sunday: A chance of rain and snow. Mostly cloudy, with a high near 4. Chance of precipitation is 30%.



    Trenton, Mercer County Airport NJ
     40.28°N 74.83°W (Elev. 200 m)

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