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

48°F

9°C

Humidity 80%
Wind Speed Vrbl 7 mph
Barometer 30.09 in (1018.4 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 22 Apr 8:53 am EDT
Extended Forecast for

Windsor NJ

  • Today

    Today: Showers likely, mainly before noon. Mostly cloudy, with a high near 60. South wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 60 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Tonight

    Tonight: Patchy fog after 4am. Otherwise, partly cloudy, with a low around 44. Calm wind.

    Low: 44 °F

    Partly Cloudy
    then Patchy
    Fog

  • Thursday

    Thursday: Patchy fog before 8am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 73. Northwest wind 5 to 10 mph.

    High: 73 °F

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 48. North wind around 5 mph.

    Low: 48 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 64. Northeast wind around 5 mph.

    High: 64 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A chance of showers, mainly after 2am. Mostly cloudy, with a low around 46. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 46 °F

    Chance
    Showers

  • Saturday

    Saturday: Showers likely, mainly after 8am. Cloudy, with a high near 53. Chance of precipitation is 60%.

    High: 53 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely, mainly before 2am. Mostly cloudy, with a low around 42. Chance of precipitation is 60%.

    Low: 42 °F

    Showers
    Likely

  • Sunday

    Sunday: A chance of showers before 8am. Mostly cloudy, with a high near 61. Chance of precipitation is 30%.

    High: 61 °F

    Chance
    Showers then
    Partly Sunny

Detailed Forecast

Today
Showers likely, mainly before noon. Mostly cloudy, with a high near 60. South wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Patchy fog after 4am. Otherwise, partly cloudy, with a low around 44. Calm wind.
Thursday
Patchy fog before 8am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 73. Northwest wind 5 to 10 mph.
Thursday Night
Mostly cloudy, with a low around 48. North wind around 5 mph.
Friday
Mostly cloudy, with a high near 64. Northeast wind around 5 mph.
Friday Night
A chance of showers, mainly after 2am. Mostly cloudy, with a low around 46. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Showers likely, mainly after 8am. Cloudy, with a high near 53. Chance of precipitation is 60%.
Saturday Night
Showers likely, mainly before 2am. Mostly cloudy, with a low around 42. Chance of precipitation is 60%.
Sunday
A chance of showers before 8am. Mostly cloudy, with a high near 61. Chance of precipitation is 30%.
Sunday Night
Partly cloudy, with a low around 42.
Monday
Mostly sunny, with a high near 63.
Monday Night
A chance of showers. Mostly cloudy, with a low around 45. Chance of precipitation is 30%.
Tuesday
Showers likely. Mostly cloudy, with a high near 62. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Windsor NJ
 40.21°N 74.64°W (Elev. 98 ft)
Last Update:
4:10 am EDT Apr 22, 2026
Forecast Valid:
8am EDT Apr 22, 2026-6pm EDT Apr 28, 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