National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Trenton-Mercer Airport (KTTN)

Lat: 40.28°NLon: 74.82°WElev: 210ft.

Partly Cloudy

51°F

11°C

Humidity 36%
Wind Speed W 17 G 31 mph
Barometer 30.19 in (1021.9 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 7 Apr 11:53 am EDT
Extended Forecast for

2 Miles ENE Hopewell NJ

Freeze Watch April 8, 08:00pm until April 9, 09:00am
Freeze Warning April 8, 12:00am until April 8, 09:00am
Click here for hazard details and duration
Freeze Watch
Freeze Warning

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 52. Breezy, with a northwest wind around 20 mph, with gusts as high as 35 mph.

    High: 52 °F

    Mostly Sunny
    and Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 27. North wind 5 to 15 mph.

    Low: 27 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 52. Northeast wind around 5 mph becoming southeast in the afternoon.

    High: 52 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Areas of frost after midnight. Otherwise, mostly clear, with a low around 27. Southeast wind around 5 mph becoming calm in the evening.

    Low: 27 °F

    Mostly Clear
    then Areas
    Frost

  • Thursday

    Thursday: Areas of frost before 10am. Otherwise, mostly sunny, with a high near 59. Calm wind becoming south around 5 mph in the afternoon.

    High: 59 °F

    Areas Frost
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 52. Breezy, with a northwest wind around 20 mph, with gusts as high as 35 mph.
Tonight
Mostly clear, with a low around 27. North wind 5 to 15 mph.
Wednesday
Sunny, with a high near 52. Northeast wind around 5 mph becoming southeast in the afternoon.
Wednesday Night
Areas of frost after midnight. Otherwise, mostly clear, with a low around 27. Southeast wind around 5 mph becoming calm in the evening.
Thursday
Areas of frost before 10am. Otherwise, mostly sunny, with a high near 59. Calm wind becoming south around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 36.
Friday
Sunny, with a high near 69.
Friday Night
Partly cloudy, with a low around 47.
Saturday
Mostly sunny, with a high near 69.
Saturday Night
Mostly clear, with a low around 43.
Sunday
Sunny, with a high near 69.
Sunday Night
Mostly cloudy, with a low around 50.
Monday
Partly sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Hopewell NJ
 40.4°N 74.75°W (Elev. 233 ft)
Last Update:
11:09 am EDT Apr 7, 2026
Forecast Valid:
12pm EDT Apr 7, 2026-6pm EDT Apr 13, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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