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

62°F

17°C

Humidity 32%
Wind Speed W 7 mph
Barometer 30.08 in (1017.9 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 6 Oct 4:53 pm EDT
Extended Forecast for

2 Miles NW Hopewell NJ

  • Tonight

    Tonight: Patchy frost after 2am. Otherwise, clear, with a low around 39. West wind around 5 mph becoming calm in the evening.

    Low: 39 °F

    Clear then
    Patchy Frost

  • Wednesday

    Wednesday: Patchy frost before 9am. Otherwise, sunny, with a high near 68. Light southwest wind increasing to 5 to 10 mph in the morning.

    High: 68 °F

    Patchy Frost
    then Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 52. South wind around 5 mph.

    Low: 52 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 75. West wind 5 to 10 mph.

    High: 75 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 51. Northwest wind around 5 mph.

    Low: 51 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 70.

    High: 70 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 70.

    High: 70 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy frost after 2am. Otherwise, clear, with a low around 39. West wind around 5 mph becoming calm in the evening.
Wednesday
Patchy frost before 9am. Otherwise, sunny, with a high near 68. Light southwest wind increasing to 5 to 10 mph in the morning.
Wednesday Night
Mostly clear, with a low around 52. South wind around 5 mph.
Thursday
Sunny, with a high near 75. West wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 51. Northwest wind around 5 mph.
Friday
Sunny, with a high near 70.
Friday Night
Mostly clear, with a low around 47.
Saturday
Sunny, with a high near 70.
Saturday Night
Partly cloudy, with a low around 52.
Sunday
A chance of showers after 2pm. Partly sunny, with a high near 71. Chance of precipitation is 30%.
Sunday Night
Showers likely. Mostly cloudy, with a low around 57. Chance of precipitation is 60%.
Columbus Day
Showers likely. Mostly cloudy, with a high near 70. Chance of precipitation is 60%.
Monday Night
Mostly cloudy, with a low around 56.
Tuesday
Partly sunny, with a high near 71.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Hopewell NJ
 40.4°N 74.78°W (Elev. 341 ft)
Last Update:
4:09 pm EDT Oct 6, 2026
Forecast Valid:
5pm EDT Oct 6, 2026-6pm EDT Oct 13, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation