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.

Fair

68°F

20°C

Humidity 81%
Wind Speed SW 3 mph
Barometer 29.85 in (1010.6 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 13 Oct 8:53 pm EDT
Extended Forecast for

Sussex NJ

  • Tonight

    Tonight: Clear, with a low around 64. Southwest wind around 5 mph.

    Low: 64 °F

    Clear

  • Wednesday

    Wednesday: Increasing clouds, with a high near 78. West wind 5 to 10 mph.

    High: 78 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 50. North wind around 5 mph.

    Low: 50 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 66. Calm wind.

    High: 66 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Showers, mainly after 2am. Low around 50. Calm wind becoming south around 5 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 50 °F

    Slight Chance
    Showers then
    Showers

  • Friday

    Friday: Showers and possibly a thunderstorm. High near 71. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 71 °F

    Showers

  • Friday Night

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

    Low: 38 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 47.

    High: 47 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Areas of frost after 10pm. Otherwise, mostly clear, with a low around 31.

    Low: 31 °F

    Areas Frost

Detailed Forecast

Tonight
Clear, with a low around 64. Southwest wind around 5 mph.
Wednesday
Increasing clouds, with a high near 78. West wind 5 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 50. North wind around 5 mph.
Thursday
Mostly sunny, with a high near 66. Calm wind.
Thursday Night
Showers, mainly after 2am. Low around 50. Calm wind becoming south around 5 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Showers and possibly a thunderstorm. High near 71. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Mostly cloudy, with a low around 38.
Saturday
Mostly sunny, with a high near 47.
Saturday Night
Areas of frost after 10pm. Otherwise, mostly clear, with a low around 31.
Sunday
Areas of frost before 9am. Otherwise, sunny, with a high near 57.
Sunday Night
Mostly clear, with a low around 35.
Monday
Mostly sunny, with a high near 61.
Monday Night
Mostly cloudy, with a low around 41.
Tuesday
Mostly sunny, with a high near 65.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sussex NJ
 41.23°N 74.61°W (Elev. 564 ft)
Last Update:
4:09 pm EDT Oct 13, 2026
Forecast Valid:
9pm EDT Oct 13, 2026-6pm EDT Oct 20, 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