National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Dangerous Cold Will Continue Through Monday Morning

Very cold air and breezy conditions will lead to dangerously cold wind chills through Monday morning. Please see the current briefing for full details. Read More >

Hazardous Weather Conditions

Current conditions at

Trenton-Mercer Airport (KTTN)

Lat: 40.28°NLon: 74.82°WElev: 210ft.

Fair

8°F

-13°C

Humidity 60%
Wind Speed NW 10 mph
Barometer 30.28 in (1025.2 mb)
Dewpoint -3°F (-19°C)
Visibility 10.00 mi
Wind Chill-6°F (-21°C)
Last update 9 Feb 1:53 am EST
Extended Forecast for

Trenton, Mercer County Airport NJ

Cold Weather Advisory February 9, 02:44am until February 9, 10:00am
Click here for hazard details and duration
Cold Weather Advisory
  •  
    Cold Weather Advisory February 9, 02:44am until February 9, 10:00am

    NOW until 10:00am Mon

    Cold Weather Advisory

  • Overnight

    Low: 3 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 28. Wind chill values as low as -8. Northwest wind around 5 mph.

    High: 28 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 12. Calm wind.

    Low: 12 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A slight chance of snow after 1pm. Mostly cloudy, with a high near 35. Calm wind becoming south around 5 mph. Chance of precipitation is 20%.

    High: 35 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Tuesday Night

    Tuesday Night: A slight chance of snow before 1am. Mostly cloudy, with a low around 27. Calm wind becoming west around 5 mph after midnight. Chance of precipitation is 20%.

    Low: 27 °F

    Slight Chance
    Snow

  • Wednesday

    Wednesday: Partly sunny, with a high near 38.

    High: 38 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 21.

    Low: 21 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 33.

    High: 33 °F

    Partly Sunny

Detailed Forecast

Overnight
Clear, with a low around 3. Wind chill values as low as -8. Northwest wind around 5 mph.
Monday
Sunny, with a high near 28. Wind chill values as low as -8. Northwest wind around 5 mph.
Monday Night
Mostly cloudy, with a low around 12. Calm wind.
Tuesday
A slight chance of snow after 1pm. Mostly cloudy, with a high near 35. Calm wind becoming south around 5 mph. Chance of precipitation is 20%.
Tuesday Night
A slight chance of snow before 1am. Mostly cloudy, with a low around 27. Calm wind becoming west around 5 mph after midnight. Chance of precipitation is 20%.
Wednesday
Partly sunny, with a high near 38.
Wednesday Night
Partly cloudy, with a low around 21.
Thursday
Partly sunny, with a high near 33.
Thursday Night
Partly cloudy, with a low around 15.
Friday
Mostly sunny, with a high near 33.
Friday Night
Partly cloudy, with a low around 15.
Saturday
Sunny, with a high near 36.
Saturday Night
Partly cloudy, with a low around 19.
Sunday
A chance of rain and snow. Mostly cloudy, with a high near 39. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Trenton, Mercer County Airport NJ
 40.28°N 74.83°W (Elev. 200 ft)
Last Update:
4:14 pm EST Feb 8, 2026
Forecast Valid:
2am EST Feb 9, 2026-6pm EST Feb 15, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation