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.

Mostly Cloudy

58°F

14°C

Humidity 35%
Wind Speed N 6 mph
Barometer 29.84 in (1009.8 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 2 May 5:53 pm EDT
Extended Forecast for

Windsor NJ

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 39. Northwest wind around 5 mph becoming calm.

    Low: 39 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Mostly sunny, with a high near 61. Breezy, with a northwest wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 61 °F

    Sunny then
    Mostly Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 43. Southwest wind around 5 mph.

    Low: 43 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 73. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 73 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 54. South wind around 5 mph.

    Low: 54 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 62.

    Low: 62 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of showers after 8am. Mostly cloudy, with a high near 74. Chance of precipitation is 50%.

    High: 74 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers likely. Mostly cloudy, with a low around 57. Chance of precipitation is 70%.

    Low: 57 °F

    Showers
    Likely

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 39. Northwest wind around 5 mph becoming calm.
Sunday
Mostly sunny, with a high near 61. Breezy, with a northwest wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Sunday Night
Mostly clear, with a low around 43. Southwest wind around 5 mph.
Monday
Sunny, with a high near 73. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 54. South wind around 5 mph.
Tuesday
Sunny, with a high near 83.
Tuesday Night
Mostly cloudy, with a low around 62.
Wednesday
A chance of showers after 8am. Mostly cloudy, with a high near 74. Chance of precipitation is 50%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 57. Chance of precipitation is 70%.
Thursday
Showers. High near 68. Chance of precipitation is 80%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 45. Chance of precipitation is 40%.
Friday
Sunny, with a high near 63.
Friday Night
Mostly clear, with a low around 45.
Saturday
A chance of showers. Mostly sunny, with a high near 67. Chance of precipitation is 30%.
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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 May 2, 2026
Forecast Valid:
6pm EDT May 2, 2026-6pm EDT May 9, 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