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

35°F

2°C

Humidity 72%
Wind Speed W 16 G 25 mph
Barometer 29.62 in (1002.3 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 17 Mar 3:53 am EDT
Extended Forecast for

4 Miles N Windsor NJ

  • Today

    Today: Partly sunny, with a high near 40. Breezy, with a west wind 15 to 20 mph, with gusts as high as 35 mph.

    High: 40 °F

    Partly Sunny
    and Breezy

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming clear, with a low around 23. West wind around 10 mph.

    Low: 23 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Partly sunny, with a high near 40. Southwest wind around 5 mph.

    High: 40 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 27. South wind around 5 mph becoming calm in the evening.

    Low: 27 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 49. Calm wind becoming south around 5 mph in the morning.

    High: 49 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A slight chance of rain after 2am. Mostly cloudy, with a low around 33. Chance of precipitation is 20%.

    Low: 33 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Friday

    Friday: Partly sunny, with a high near 57.

    High: 57 °F

    Partly Sunny

  • Friday Night

    Friday Night: A chance of rain. Mostly cloudy, with a low around 37. Chance of precipitation is 40%.

    Low: 37 °F

    Chance Rain

  • Saturday

    Saturday: A chance of rain. Partly sunny, with a high near 55. Chance of precipitation is 30%.

    High: 55 °F

    Chance Rain

Detailed Forecast

Today
Partly sunny, with a high near 40. Breezy, with a west wind 15 to 20 mph, with gusts as high as 35 mph.
Tonight
Mostly cloudy, then gradually becoming clear, with a low around 23. West wind around 10 mph.
Wednesday
Partly sunny, with a high near 40. Southwest wind around 5 mph.
Wednesday Night
Partly cloudy, with a low around 27. South wind around 5 mph becoming calm in the evening.
Thursday
Partly sunny, with a high near 49. Calm wind becoming south around 5 mph in the morning.
Thursday Night
A slight chance of rain after 2am. Mostly cloudy, with a low around 33. Chance of precipitation is 20%.
Friday
Partly sunny, with a high near 57.
Friday Night
A chance of rain. Mostly cloudy, with a low around 37. Chance of precipitation is 40%.
Saturday
A chance of rain. Partly sunny, with a high near 55. Chance of precipitation is 30%.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 36. Chance of precipitation is 30%.
Sunday
Mostly cloudy, with a high near 54.
Sunday Night
Mostly cloudy, with a low around 32.
Monday
Mostly sunny, with a high near 50.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Windsor NJ
 40.28°N 74.63°W (Elev. 98 ft)
Last Update:
1:37 am EDT Mar 17, 2026
Forecast Valid:
4am EDT Mar 17, 2026-6pm EDT Mar 23, 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