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.

Overcast

62°F

17°C

Humidity 54%
Wind Speed W 12 mph
Barometer 29.74 in (1006.4 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 30 Apr 4:53 pm EDT
Extended Forecast for

Windsor NJ

  • Tonight

    Tonight: A chance of showers, mainly before 8pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 42. Northwest wind 5 to 10 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 42 °F

    Chance
    Showers then
    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 66. Northwest wind around 5 mph.

    High: 66 °F

    Sunny

  • Friday Night

    Friday Night: A chance of showers, mainly before 2am. Mostly cloudy, with a low around 46. West wind around 5 mph becoming calm. Chance of precipitation is 30%.

    Low: 46 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of showers, mainly after 2pm. Mostly cloudy, with a high near 61. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 61 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers, mainly before 2am. Mostly cloudy, with a low around 43. Calm wind becoming north around 5 mph after midnight. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 43 °F

    Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

Detailed Forecast

Tonight
A chance of showers, mainly before 8pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 42. Northwest wind 5 to 10 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Sunny, with a high near 66. Northwest wind around 5 mph.
Friday Night
A chance of showers, mainly before 2am. Mostly cloudy, with a low around 46. West wind around 5 mph becoming calm. Chance of precipitation is 30%.
Saturday
A chance of showers, mainly after 2pm. Mostly cloudy, with a high near 61. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
A chance of showers, mainly before 2am. Mostly cloudy, with a low around 43. Calm wind becoming north around 5 mph after midnight. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Mostly sunny, with a high near 60.
Sunday Night
Mostly clear, with a low around 40.
Monday
Sunny, with a high near 69.
Monday Night
Partly cloudy, with a low around 53.
Tuesday
Mostly sunny, with a high near 79.
Tuesday Night
Partly cloudy, with a low around 59.
Wednesday
A chance of showers. Partly sunny, with a high near 74. Chance of precipitation is 40%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 54. Chance of precipitation is 60%.
Thursday
Showers likely. Mostly cloudy, with a high near 70. Chance of precipitation is 60%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Windsor NJ
 40.21°N 74.64°W (Elev. 98 ft)
Last Update:
4:08 pm EDT Apr 30, 2026
Forecast Valid:
5pm EDT Apr 30, 2026-6pm EDT May 7, 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