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

49°F

9°C

Humidity 55%
Wind Speed SW 3 mph
Barometer 29.79 in (1008.3 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Last update 9 Nov 12:53 am EST
Extended Forecast for

2 Miles NNW Hopewell NJ

  • Overnight

    Overnight: Clear, with a low around 41. West wind around 10 mph.

    Low: 41 °F

    Clear

  • Monday

    Monday: Partly sunny, then gradually becoming sunny, with a high near 59. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 59 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 38. West wind around 5 mph.

    Low: 38 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Partly sunny, then gradually becoming sunny, with a high near 62. West wind 5 to 10 mph, with gusts as high as 25 mph.

    High: 62 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 40. West wind around 5 mph.

    Low: 40 °F

    Clear

  • Veterans Day

    Veterans Day: Sunny, with a high near 61.

    High: 61 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of rain after 1pm. Mostly cloudy, with a high near 59. Chance of precipitation is 50%.

    High: 59 °F

    Mostly Cloudy
    then Chance
    Rain

  • Thursday Night

    Thursday Night: Rain. Low around 41. Chance of precipitation is 80%.

    Low: 41 °F

    Rain

Detailed Forecast

Overnight
Clear, with a low around 41. West wind around 10 mph.
Monday
Partly sunny, then gradually becoming sunny, with a high near 59. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.
Monday Night
Increasing clouds, with a low around 38. West wind around 5 mph.
Tuesday
Partly sunny, then gradually becoming sunny, with a high near 62. West wind 5 to 10 mph, with gusts as high as 25 mph.
Tuesday Night
Clear, with a low around 40. West wind around 5 mph.
Veterans Day
Sunny, with a high near 61.
Wednesday Night
Mostly cloudy, with a low around 40.
Thursday
A chance of rain after 1pm. Mostly cloudy, with a high near 59. Chance of precipitation is 50%.
Thursday Night
Rain. Low around 41. Chance of precipitation is 80%.
Friday
Rain likely. Mostly cloudy, with a high near 49. Chance of precipitation is 70%.
Friday Night
A chance of rain. Mostly cloudy, with a low around 34. Chance of precipitation is 40%.
Saturday
Partly sunny, with a high near 48.
Saturday Night
Partly cloudy, with a low around 33.
Sunday
Mostly sunny, with a high near 50.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Hopewell NJ
 40.43°N 74.77°W (Elev. 499 ft)
Last Update:
1:30 am EST Nov 9, 2026
Forecast Valid:
1am EST Nov 9, 2026-6pm EST Nov 15, 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