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

38°F

3°C

Humidity 76%
Wind Speed Calm
Barometer 30.44 in (1030.8 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 10 Apr 12:53 am EDT
Extended Forecast for

Sussex NJ

  • Overnight

    Overnight: Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 36. Southwest wind around 5 mph.

    Low: 36 °F

    Patchy Fog

  • Friday

    Friday: Patchy fog before 7am. Otherwise, mostly sunny, with a high near 69. Southwest wind 10 to 15 mph.

    High: 69 °F

    Patchy Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: A slight chance of showers before 2am. Increasing clouds, with a low around 44. Southwest wind 10 to 15 mph becoming northwest after midnight. Chance of precipitation is 20%.

    Low: 44 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 60. Northwest wind around 15 mph, with gusts as high as 30 mph.

    High: 60 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 33. Northwest wind 5 to 10 mph becoming light north in the evening.

    Low: 33 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 62.

    High: 62 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 46.

    Low: 46 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 76.

    High: 76 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 56.

    Low: 56 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 36. Southwest wind around 5 mph.
Friday
Patchy fog before 7am. Otherwise, mostly sunny, with a high near 69. Southwest wind 10 to 15 mph.
Friday Night
A slight chance of showers before 2am. Increasing clouds, with a low around 44. Southwest wind 10 to 15 mph becoming northwest after midnight. Chance of precipitation is 20%.
Saturday
Sunny, with a high near 60. Northwest wind around 15 mph, with gusts as high as 30 mph.
Saturday Night
Mostly clear, with a low around 33. Northwest wind 5 to 10 mph becoming light north in the evening.
Sunday
Partly sunny, with a high near 62.
Sunday Night
Mostly cloudy, with a low around 46.
Monday
Mostly cloudy, with a high near 76.
Monday Night
Mostly cloudy, with a low around 56.
Tuesday
Partly sunny, with a high near 82.
Tuesday Night
Mostly cloudy, with a low around 59.
Wednesday
Partly sunny, with a high near 84.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 58. Chance of precipitation is 30%.
Thursday
Partly sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sussex NJ
 41.21°N 74.62°W (Elev. 407 ft)
Last Update:
8:32 pm EDT Apr 9, 2026
Forecast Valid:
1am EDT Apr 10, 2026-6pm EDT Apr 16, 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