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.

Fog/Mist

48°F

9°C

Humidity 86%
Wind Speed SW 5 mph
Barometer 29.88 in (1012.2 mb)
Dewpoint 44°F (7°C)
Visibility 6.00 mi
Wind Chill46°F (8°C)
Last update 7 Mar 10:53 pm EDT
Extended Forecast for

Sussex NJ

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm. Cloudy, with a low around 46. Southwest wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 46 °F

    Showers
    Likely

  • Sunday

    Sunday: A chance of showers, mainly before 7am. Cloudy through mid morning, then gradual clearing, with a high near 64. West wind 5 to 10 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 64 °F

    Chance
    Showers then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 37. Southwest wind around 5 mph becoming calm.

    Low: 37 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 68. Light southwest wind increasing to 5 to 10 mph in the morning.

    High: 68 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 40. Southwest wind around 5 mph becoming calm.

    Low: 40 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers. Mostly cloudy, with a high near 71. Chance of precipitation is 30%.

    High: 71 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers. Mostly cloudy, with a low around 52. Chance of precipitation is 50%.

    Low: 52 °F

    Chance
    Showers

Detailed Forecast

Tonight
Showers likely and possibly a thunderstorm. Cloudy, with a low around 46. Southwest wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of showers, mainly before 7am. Cloudy through mid morning, then gradual clearing, with a high near 64. West wind 5 to 10 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Clear, with a low around 37. Southwest wind around 5 mph becoming calm.
Monday
Sunny, with a high near 68. Light southwest wind increasing to 5 to 10 mph in the morning.
Monday Night
Clear, with a low around 40. Southwest wind around 5 mph becoming calm.
Tuesday
Sunny, with a high near 73.
Tuesday Night
Partly cloudy, with a low around 49.
Wednesday
A chance of showers. Mostly cloudy, with a high near 71. Chance of precipitation is 30%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 52. Chance of precipitation is 50%.
Thursday
Rain showers likely before 1pm, then a chance of rain and snow showers. Mostly cloudy, with a high near 61. Chance of precipitation is 60%.
Thursday Night
Partly cloudy, with a low around 26.
Friday
Partly sunny, with a high near 46.
Friday Night
A chance of rain. Mostly cloudy, with a low around 31. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 51.
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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:
4:09 pm EST Mar 7, 2026
Forecast Valid:
10pm EST Mar 7, 2026-6pm EDT Mar 14, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation