National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Sussex, Sussex Airport (KFWN)

Lat: 41.2°NLon: 74.63°WElev: 410ft.

Overcast with Haze

37°F

3°C

Humidity 82%
Wind Speed SW 7 mph
Barometer 30.11 in (1019.9 mb)
Dewpoint 32°F (0°C)
Visibility 4.00 mi
Wind Chill32°F (0°C)
Last update 17 Feb 9:53 am EST
Extended Forecast for

Sussex NJ

  • Today

    Today: Partly sunny, with a high near 49. Southwest wind around 5 mph becoming calm in the afternoon.

    High: 49 °F

    Partly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 31. Calm wind.

    Low: 31 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Rain. High near 44. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 44 °F

    Rain

  • Wednesday Night

    Wednesday Night: A chance of rain before 1am. Mostly cloudy, with a low around 30. Calm wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 30 °F

    Chance Rain

  • Thursday

    Thursday: A slight chance of rain after 1pm. Mostly cloudy, with a high near 43. Calm wind becoming east around 5 mph. Chance of precipitation is 20%.

    High: 43 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Thursday Night

    Thursday Night: A slight chance of rain before 10pm, then a slight chance of rain and snow between 10pm and 1am, then a chance of snow after 1am. Mostly cloudy, with a low around 26. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 26 °F

    Chance
    Rain/Snow

  • Friday

    Friday: Rain. High near 41. Chance of precipitation is 80%.

    High: 41 °F

    Rain

  • Friday Night

    Friday Night: A chance of rain. Mostly cloudy, with a low around 29. Chance of precipitation is 40%.

    Low: 29 °F

    Chance Rain

  • Saturday

    Saturday: A chance of rain before 1pm. Partly sunny, with a high near 44. Chance of precipitation is 30%.

    High: 44 °F

    Chance Rain

Detailed Forecast

Today
Partly sunny, with a high near 49. Southwest wind around 5 mph becoming calm in the afternoon.
Tonight
Increasing clouds, with a low around 31. Calm wind.
Wednesday
Rain. High near 44. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
A chance of rain before 1am. Mostly cloudy, with a low around 30. Calm wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A slight chance of rain after 1pm. Mostly cloudy, with a high near 43. Calm wind becoming east around 5 mph. Chance of precipitation is 20%.
Thursday Night
A slight chance of rain before 10pm, then a slight chance of rain and snow between 10pm and 1am, then a chance of snow after 1am. Mostly cloudy, with a low around 26. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Rain. High near 41. Chance of precipitation is 80%.
Friday Night
A chance of rain. Mostly cloudy, with a low around 29. Chance of precipitation is 40%.
Saturday
A chance of rain before 1pm. Partly sunny, with a high near 44. Chance of precipitation is 30%.
Saturday Night
A chance of snow after 1am. Mostly cloudy, with a low around 26. Chance of precipitation is 30%.
Sunday
A chance of snow. Partly sunny, with a high near 39. Chance of precipitation is 50%.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 22. Chance of precipitation is 40%.
Monday
Partly sunny, with a high near 36.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sussex NJ
 41.21°N 74.62°W (Elev. 407 ft)
Last Update:
4:13 am EST Feb 17, 2026
Forecast Valid:
10am EST Feb 17, 2026-6pm EST Feb 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation