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.

Fair

32°F

0°C

Humidity 36%
Wind Speed W 12 mph
Barometer 29.96 in (1014.1 mb)
Dewpoint 8°F (-13°C)
Visibility 10.00 mi
Wind Chill23°F (-5°C)
Last update 16 Jan 2:53 pm EST
Extended Forecast for

3 Miles SE Sergeantsville NJ

  • Tonight

    Tonight: A chance of snow after 2am. Increasing clouds, with a low around 26. South wind around 5 mph becoming calm. Chance of precipitation is 40%. Total nighttime snow accumulation of less than one inch possible.

    Low: 26 °F

    Partly Cloudy
    then Chance
    Snow

  • Saturday

    Saturday: Snow, mainly before 2pm. High near 38. South wind 5 to 10 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    High: 38 °F

    Snow

  • Saturday Night

    Saturday Night: A slight chance of snow after 1am. Mostly cloudy, with a low around 28. Calm wind. Chance of precipitation is 20%.

    Low: 28 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Sunday

    Sunday: A chance of snow. Cloudy, with a high near 35. Calm wind becoming west around 5 mph in the morning. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    High: 35 °F

    Chance Snow

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 17. West wind around 5 mph.

    Low: 17 °F

    Partly Cloudy

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 33.

    High: 33 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 9.

    Low: 9 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 20.

    High: 20 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 8.

    Low: 8 °F

    Mostly Clear

Detailed Forecast

Tonight
A chance of snow after 2am. Increasing clouds, with a low around 26. South wind around 5 mph becoming calm. Chance of precipitation is 40%. Total nighttime snow accumulation of less than one inch possible.
Saturday
Snow, mainly before 2pm. High near 38. South wind 5 to 10 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Saturday Night
A slight chance of snow after 1am. Mostly cloudy, with a low around 28. Calm wind. Chance of precipitation is 20%.
Sunday
A chance of snow. Cloudy, with a high near 35. Calm wind becoming west around 5 mph in the morning. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Sunday Night
Partly cloudy, with a low around 17. West wind around 5 mph.
M.L.King Day
Sunny, with a high near 33.
Monday Night
Mostly clear, with a low around 9.
Tuesday
Sunny, with a high near 20.
Tuesday Night
Mostly clear, with a low around 8.
Wednesday
Mostly sunny, with a high near 31.
Wednesday Night
Mostly cloudy, with a low around 22.
Thursday
Partly sunny, with a high near 39.
Thursday Night
Partly cloudy, with a low around 19.
Friday
A chance of snow. Partly sunny, with a high near 31. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Sergeantsville NJ
 40.42°N 74.92°W (Elev. 200 ft)
Last Update:
2:01 pm EST Jan 16, 2026
Forecast Valid:
3pm EST Jan 16, 2026-6pm EST Jan 23, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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