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.

Partly Cloudy

76°F

24°C

Humidity 60%
Wind Speed S 10 mph
Barometer 29.71 in (1005.5 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 11 Mar 4:53 pm EDT
Extended Forecast for

Windsor NJ

  • This Afternoon

    This Afternoon: A chance of showers. Partly sunny, with a high near 79. South wind around 15 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 79 °F

    Chance
    Showers

  • Tonight

    Tonight: Showers and thunderstorms likely before 4am, then a chance of showers. Mostly cloudy, with a low around 46. South wind 10 to 15 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 46 °F

    Showers
    Likely then
    Chance
    Showers

  • Thursday

    Thursday: Rain before 5pm, then a chance of rain and snow. Temperature falling to around 40 by 4pm. Northwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 56 °F⇓

    Rain then
    Rain/Snow
    Likely

  • Thursday Night

    Thursday Night: Cloudy during the early evening, then gradual clearing, with a low around 28. West wind around 5 mph.

    Low: 28 °F

    Gradual
    Clearing

  • Friday

    Friday: Partly sunny, with a high near 49. Breezy, with a south wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 49 °F

    Mostly Sunny
    then Partly
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 52.

    High: 52 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

  • Sunday

    Sunday: Cloudy, with a high near 53.

    High: 53 °F

    Cloudy

Detailed Forecast

This Afternoon
A chance of showers. Partly sunny, with a high near 79. South wind around 15 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Showers and thunderstorms likely before 4am, then a chance of showers. Mostly cloudy, with a low around 46. South wind 10 to 15 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Rain before 5pm, then a chance of rain and snow. Temperature falling to around 40 by 4pm. Northwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Thursday Night
Cloudy during the early evening, then gradual clearing, with a low around 28. West wind around 5 mph.
Friday
Partly sunny, with a high near 49. Breezy, with a south wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Friday Night
Partly cloudy, with a low around 38.
Saturday
Sunny, with a high near 52.
Saturday Night
Mostly cloudy, with a low around 33.
Sunday
Cloudy, with a high near 53.
Sunday Night
Rain, mainly after 2am. Low around 45. Chance of precipitation is 80%.
Monday
Rain. High near 63. Chance of precipitation is 90%.
Monday Night
Rain and snow likely. Mostly cloudy, with a low around 30. Chance of precipitation is 60%.
Tuesday
A chance of snow. Mostly sunny, with a high near 38. Chance of precipitation is 30%.
Tuesday Night
Partly cloudy, with a low around 22.
Wednesday
Mostly sunny, with a high near 39.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Windsor NJ
 40.23°N 74.58°W (Elev. 98 ft)
Last Update:
4:10 pm EDT Mar 11, 2026
Forecast Valid:
5pm EDT Mar 11, 2026-6pm EDT Mar 18, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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