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.

Fair

70°F

21°C

Humidity 43%
Wind Speed S 9 mph
Barometer 30.04 in
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 10 Mar 11:53 am EDT
Extended Forecast for

Windsor NJ

  • This Afternoon

    This Afternoon: Sunny, with a high near 78. Southwest wind 5 to 10 mph.

    High: 78 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 50. South wind around 5 mph.

    Low: 50 °F

    Mostly Clear

  • Wednesday

    Wednesday: A chance of showers after 2pm. Partly sunny, with a high near 76. Light southeast wind becoming south 5 to 10 mph in the morning. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 76 °F

    Mostly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers. Mostly cloudy, with a low around 56. South wind 10 to 15 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 56 °F

    Chance
    Showers

  • Thursday

    Thursday: Showers likely, mainly before 2pm. Cloudy, with a high near 61. Northwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 61 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of showers before 8pm. Partly cloudy, with a low around 29. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 29 °F

    Chance
    Showers then
    Mostly Clear

  • Friday

    Friday: Partly sunny, with a high near 49.

    High: 49 °F

    Partly Sunny

  • Friday Night

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

    Low: 38 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 52.

    High: 52 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 78. Southwest wind 5 to 10 mph.
Tonight
Mostly clear, with a low around 50. South wind around 5 mph.
Wednesday
A chance of showers after 2pm. Partly sunny, with a high near 76. Light southeast wind becoming south 5 to 10 mph in the morning. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 56. South wind 10 to 15 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Showers likely, mainly before 2pm. Cloudy, with a high near 61. Northwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
A chance of showers before 8pm. Partly cloudy, with a low around 29. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Partly sunny, with a high near 49.
Friday Night
Mostly cloudy, with a low around 38.
Saturday
Mostly sunny, with a high near 52.
Saturday Night
Mostly cloudy, with a low around 35.
Sunday
Cloudy, with a high near 58.
Sunday Night
Rain. Low around 45. Chance of precipitation is 90%.
Monday
Rain. High near 57. Chance of precipitation is 80%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Windsor NJ
 40.23°N 74.58°W (Elev. 98 ft)
Last Update:
4:08 am EDT Mar 10, 2026
Forecast Valid:
12pm EDT Mar 10, 2026-6pm EDT Mar 16, 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