Current conditions at

Trenton-Mercer Airport (KTTN)

Lat: 40.28°NLon: 74.82°WElev: 210ft.

Fair

29°F

-2°C

Humidity 36%
Wind Speed W 9 mph
Barometer 30.23 in (1023.5 mb)
Dewpoint 5°F (-15°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 9 Feb 2:53 pm EST
Extended Forecast for

Trenton, Mercer County Airport NJ

  • Tonight

    Tonight: Mostly cloudy, with a low around 11. Calm wind.

    Low: 11 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 35. Calm wind becoming south around 5 mph.

    High: 35 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A chance of rain or freezing rain before 10pm, then a chance of freezing rain between 10pm and 1am.  Mostly cloudy, with a low around 27. Light west wind increasing to 5 to 10 mph after midnight.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 27 °F

    Chance
    Rain/Freezing
    Rain then
    Chance
    Freezing Rain

  • Wednesday

    Wednesday: Mostly sunny, with a high near 38. West wind 10 to 15 mph.

    High: 38 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 24. West wind around 10 mph.

    Low: 24 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 34.

    High: 34 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 17.

    Low: 17 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 33.

    High: 33 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 18.

    Low: 18 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 11. Calm wind.
Tuesday
Mostly cloudy, with a high near 35. Calm wind becoming south around 5 mph.
Tuesday Night
A chance of rain or freezing rain before 10pm, then a chance of freezing rain between 10pm and 1am. Mostly cloudy, with a low around 27. Light west wind increasing to 5 to 10 mph after midnight. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Mostly sunny, with a high near 38. West wind 10 to 15 mph.
Wednesday Night
Partly cloudy, with a low around 24. West wind around 10 mph.
Thursday
Mostly sunny, with a high near 34.
Thursday Night
Partly cloudy, with a low around 17.
Friday
Sunny, with a high near 33.
Friday Night
Mostly clear, with a low around 18.
Saturday
Mostly sunny, with a high near 37.
Saturday Night
Mostly cloudy, with a low around 19.
Sunday
A chance of rain and snow. Mostly cloudy, with a high near 37. Chance of precipitation is 50%.
Sunday Night
Rain likely. Cloudy, with a low around 30. Chance of precipitation is 70%.
Washington's Birthday
A chance of rain. Mostly cloudy, with a high near 41. Chance of precipitation is 50%.
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ABOUT THIS FORECAST

 
Point Forecast:
Trenton, Mercer County Airport NJ
 40.28°N 74.83°W (Elev. 200 ft)
3:04 pm EST Feb 9, 2026
3pm EST Feb 9, 2026-6pm EST Feb 16, 2026
 
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Additional Resources

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