Current conditions at

Trenton-Mercer Airport (KTTN)

Lat: 40.28°NLon: 74.82°WElev: 210ft.

Fair

49°F

9°C

Humidity 56%
Wind Speed N 15 G 29 mph
Barometer 30.15 in (1020.4 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 17 Oct 10:53 am EDT
Extended Forecast for

3 Miles WSW Hopewell NJ

  • Today

    Today: Partly sunny, with a high near 52. North wind around 15 mph, with gusts as high as 30 mph.

    High: 52 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 34. North wind 5 to 10 mph.

    Low: 34 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 57. Northeast wind around 5 mph.

    High: 57 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 37. East wind around 5 mph becoming calm.

    Low: 37 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 62. Northeast wind around 5 mph.

    High: 62 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 52. North wind around 15 mph, with gusts as high as 30 mph.
Tonight
Mostly clear, with a low around 34. North wind 5 to 10 mph.
Sunday
Sunny, with a high near 57. Northeast wind around 5 mph.
Sunday Night
Mostly clear, with a low around 37. East wind around 5 mph becoming calm.
Monday
Mostly sunny, with a high near 62. Northeast wind around 5 mph.
Monday Night
Mostly cloudy, with a low around 43.
Tuesday
Mostly sunny, with a high near 66.
Tuesday Night
Partly cloudy, with a low around 46.
Wednesday
Mostly sunny, with a high near 63.
Wednesday Night
Partly cloudy, with a low around 43.
Thursday
Partly sunny, with a high near 63.
Thursday Night
Partly cloudy, with a low around 45.
Friday
Mostly sunny, with a high near 65.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Hopewell NJ
 40.39°N 74.81°W (Elev. 207 ft)
6:02 am EDT Oct 17, 2026
11am EDT Oct 17, 2026-6pm EDT Oct 23, 2026
 
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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