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.

A Few Clouds

74°F

23°C

Humidity 57%
Wind Speed Vrbl 5 mph
Barometer 29.87 in (1010.8 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 17 Apr 10:53 am EDT
Extended Forecast for

Yardville-Groveville NJ

  • Today

    Today: Isolated showers between 1pm and 2pm, then scattered showers and thunderstorms after 2pm. Partly sunny, with a high near 81. Northwest wind 10 to 15 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Scattered
    Showers

  • Tonight

    Tonight: Scattered showers, mainly before 7pm. Mostly cloudy, with a low around 56. Northeast wind around 5 mph becoming east after midnight. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 56 °F

    Scattered
    Showers then
    Mostly Cloudy

  • Saturday

    Saturday: Cloudy, then gradually becoming mostly sunny, with a high near 72. Southeast wind 5 to 10 mph.

    High: 72 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: A chance of showers between 2am and 5am, then a chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 51. Southeast wind 5 to 10 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 51 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: A chance of showers and thunderstorms, then showers after 8am. High near 59. Northwest wind 5 to 15 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 59 °F

    Showers

  • Sunday Night

    Sunday Night: Showers likely, mainly before 8pm. Partly cloudy, with a low around 37. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 37 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 52.

    High: 52 °F

    Mostly Sunny

  • Monday Night

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

    Low: 31 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

Detailed Forecast

Today
Isolated showers between 1pm and 2pm, then scattered showers and thunderstorms after 2pm. Partly sunny, with a high near 81. Northwest wind 10 to 15 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Scattered showers, mainly before 7pm. Mostly cloudy, with a low around 56. Northeast wind around 5 mph becoming east after midnight. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Cloudy, then gradually becoming mostly sunny, with a high near 72. Southeast wind 5 to 10 mph.
Saturday Night
A chance of showers between 2am and 5am, then a chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 51. Southeast wind 5 to 10 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of showers and thunderstorms, then showers after 8am. High near 59. Northwest wind 5 to 15 mph. Chance of precipitation is 80%. New precipitation 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 37. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Mostly sunny, with a high near 52.
Monday Night
Mostly clear, with a low around 31.
Tuesday
Sunny, with a high near 58.
Tuesday Night
Partly cloudy, with a low around 45.
Wednesday
Mostly sunny, with a high near 71.
Wednesday Night
Partly cloudy, with a low around 47.
Thursday
Sunny, with a high near 72.
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ABOUT THIS FORECAST

 
Point Forecast:
Yardville-Groveville NJ
 40.19°N 74.67°W (Elev. 46 ft)
Last Update:
10:26 am EDT Apr 17, 2026
Forecast Valid:
11am EDT Apr 17, 2026-6pm EDT Apr 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation