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.

Mostly Cloudy

57°F

14°C

Humidity 81%
Wind Speed Vrbl 7 mph
Barometer 29.76 in (1007.7 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 5 Apr 4:53 pm EDT
Extended Forecast for

Sussex NJ

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 35. West wind around 5 mph.

    Low: 35 °F

    Decreasing
    Clouds

  • Monday

    Monday: Sunny, with a high near 55. West wind around 10 mph, with gusts as high as 20 mph.

    High: 55 °F

    Sunny

  • Monday Night

    Monday Night: A slight chance of showers before 2am. Partly cloudy, with a low around 34. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 34 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 47. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 47 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 23. Northwest wind 5 to 10 mph becoming light after midnight.

    Low: 23 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 53.

    High: 53 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 30.

    Low: 30 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 35. West wind around 5 mph.
Monday
Sunny, with a high near 55. West wind around 10 mph, with gusts as high as 20 mph.
Monday Night
A slight chance of showers before 2am. Partly cloudy, with a low around 34. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Tuesday
Mostly sunny, with a high near 47. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.
Tuesday Night
Mostly clear, with a low around 23. Northwest wind 5 to 10 mph becoming light after midnight.
Wednesday
Sunny, with a high near 53.
Wednesday Night
Mostly clear, with a low around 30.
Thursday
Mostly sunny, with a high near 60.
Thursday Night
Partly cloudy, with a low around 40.
Friday
Partly sunny, with a high near 71.
Friday Night
Partly cloudy, with a low around 48.
Saturday
Partly sunny, with a high near 72.
Saturday Night
Mostly cloudy, with a low around 45.
Sunday
Partly sunny, with a high near 70.
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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:
4:10 pm EDT Apr 5, 2026
Forecast Valid:
5pm EDT Apr 5, 2026-6pm EDT Apr 12, 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