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

78°F

26°C

Humidity 45%
Wind Speed W 13 G 20 mph
Barometer 30.04 in (1016.5 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 1 Apr 2:53 pm EDT
Extended Forecast for

3 Miles SE Sergeantsville NJ

  • This Afternoon

    This Afternoon: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 4pm. High near 77. West wind around 10 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Showers

  • Tonight

    Tonight: Showers and thunderstorms before 2am, then showers likely. Low around 46. East wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 46 °F

    Showers

  • Thursday

    Thursday: A chance of showers, mainly between 8am and 2pm. Cloudy, with a high near 49. East wind around 10 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 49 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers, mainly between 8pm and 2am. Cloudy, with a low around 42. East wind around 5 mph. Chance of precipitation is 30%.

    Low: 42 °F

    Chance
    Showers

  • Friday

    Friday: Mostly cloudy, with a high near 74. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 74 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A slight chance of showers before 2am. Mostly cloudy, with a low around 57. Chance of precipitation is 20%.

    Low: 57 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: A chance of showers after 2pm. Mostly sunny, with a high near 81. Chance of precipitation is 30%.

    High: 81 °F

    Mostly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers. Mostly cloudy, with a low around 56. Chance of precipitation is 40%.

    Low: 56 °F

    Chance
    Showers

  • Sunday

    Sunday: Showers likely. Mostly cloudy, with a high near 70. Chance of precipitation is 70%.

    High: 70 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 4pm. High near 77. West wind around 10 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms before 2am, then showers likely. Low around 46. East wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of showers, mainly between 8am and 2pm. Cloudy, with a high near 49. East wind around 10 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
A chance of showers, mainly between 8pm and 2am. Cloudy, with a low around 42. East wind around 5 mph. Chance of precipitation is 30%.
Friday
Mostly cloudy, with a high near 74. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Friday Night
A slight chance of showers before 2am. Mostly cloudy, with a low around 57. Chance of precipitation is 20%.
Saturday
A chance of showers after 2pm. Mostly sunny, with a high near 81. Chance of precipitation is 30%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 56. Chance of precipitation is 40%.
Sunday
Showers likely. Mostly cloudy, with a high near 70. Chance of precipitation is 70%.
Sunday Night
A chance of showers before 2am. Mostly cloudy, with a low around 38. Chance of precipitation is 40%.
Monday
Mostly sunny, with a high near 55.
Monday Night
Mostly clear, with a low around 35.
Tuesday
Partly sunny, with a high near 55.
Tuesday Night
Partly cloudy, with a low around 34.
Wednesday
Mostly sunny, with a high near 51.
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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:
4:10 am EDT Apr 1, 2026
Forecast Valid:
3pm EDT Apr 1, 2026-6pm EDT Apr 8, 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