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

73°F

23°C

Humidity 59%
Wind Speed N 10 mph
Barometer 29.76 in (1007.1 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 17 Apr 1:53 am EDT
Extended Forecast for

Bordentown NJ

  • Overnight

    Overnight: A slight chance of showers. Mostly cloudy, with a low around 66. West wind around 10 mph. Chance of precipitation is 20%.

    Low: 66 °F

    Slight Chance
    Showers

  • Friday

    Friday: A chance of showers, mainly between 1pm and 5pm. Partly sunny, with a high near 82. Northwest wind 10 to 15 mph. Chance of precipitation is 30%.

    High: 82 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 55. North wind 5 to 10 mph becoming east in the evening. Winds could gust as high as 20 mph.

    Low: 55 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 73. Southeast wind 5 to 10 mph.

    High: 73 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A slight chance of showers, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 53. Southeast wind around 5 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 53 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Sunday

    Sunday: A chance of showers and thunderstorms before 8am, then showers and possibly a thunderstorm between 8am and 2pm, then showers likely after 2pm. High near 62. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 62 °F

    Showers

  • Sunday Night

    Sunday Night: Showers likely, mainly before 8pm. Partly cloudy, with a low around 38. Chance of precipitation is 60%.

    Low: 38 °F

    Showers
    Likely then
    Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 51.

    High: 51 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 31.

    Low: 31 °F

    Mostly Clear

Detailed Forecast

Overnight
A slight chance of showers. Mostly cloudy, with a low around 66. West wind around 10 mph. Chance of precipitation is 20%.
Friday
A chance of showers, mainly between 1pm and 5pm. Partly sunny, with a high near 82. Northwest wind 10 to 15 mph. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 55. North wind 5 to 10 mph becoming east in the evening. Winds could gust as high as 20 mph.
Saturday
Mostly sunny, with a high near 73. Southeast wind 5 to 10 mph.
Saturday Night
A slight chance of showers, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 53. Southeast wind around 5 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of showers and thunderstorms before 8am, then showers and possibly a thunderstorm between 8am and 2pm, then showers likely after 2pm. High near 62. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Showers likely, mainly before 8pm. Partly cloudy, with a low around 38. Chance of precipitation is 60%.
Monday
Mostly sunny, with a high near 51.
Monday Night
Mostly clear, with a low around 31.
Tuesday
Sunny, with a high near 59.
Tuesday Night
Partly cloudy, with a low around 46.
Wednesday
Partly sunny, with a high near 72.
Wednesday Night
Partly cloudy, with a low around 46.
Thursday
Sunny, with a high near 70.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Bordentown NJ
 40.15°N 74.71°W (Elev. 13 ft)
Last Update:
10:24 pm EDT Apr 16, 2026
Forecast Valid:
2am EDT Apr 17, 2026-6pm EDT Apr 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