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

65°F

18°C

Humidity 84%
Wind Speed Calm
Barometer 29.80 in (1008.8 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 17 Apr 1:53 am EDT
Extended Forecast for

Sussex NJ

  • Overnight

    Overnight: Mostly cloudy, with a low around 62. West wind around 5 mph.

    Low: 62 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of showers, mainly between 2pm and 5pm. Partly sunny, with a high near 78. North wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    High: 78 °F

    Partly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 55. East wind 5 to 10 mph becoming light and variable after midnight.

    Low: 55 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 74. Light east wind becoming south 5 to 10 mph in the morning.

    High: 74 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Showers likely, mainly after 2am. Mostly cloudy, with a low around 52. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 52 °F

    Chance
    Showers then
    Showers
    Likely

  • Sunday

    Sunday: Showers. High near 55. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 55 °F

    Showers

  • Sunday Night

    Sunday Night: Rain showers likely, possibly mixing with snow after 11pm, then gradually ending. Partly cloudy, with a low around 32. Chance of precipitation is 60%.

    Low: 32 °F

    Rain/Snow
    Likely then
    Chance
    Rain/Snow

  • Monday

    Monday: Mostly sunny, with a high near 50.

    High: 50 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 27.

    Low: 27 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 62. West wind around 5 mph.
Friday
A chance of showers, mainly between 2pm and 5pm. Partly sunny, with a high near 78. North wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Friday Night
Mostly cloudy, with a low around 55. East wind 5 to 10 mph becoming light and variable after midnight.
Saturday
Partly sunny, with a high near 74. Light east wind becoming south 5 to 10 mph in the morning.
Saturday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 52. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Showers. High near 55. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Rain showers likely, possibly mixing with snow after 11pm, then gradually ending. Partly cloudy, with a low around 32. Chance of precipitation is 60%.
Monday
Mostly sunny, with a high near 50.
Monday Night
Mostly clear, with a low around 27.
Tuesday
Sunny, with a high near 57.
Tuesday Night
Partly cloudy, with a low around 42.
Wednesday
Partly sunny, with a high near 68.
Wednesday Night
Partly cloudy, with a low around 40.
Thursday
Sunny, with a high near 66.
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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:
10:24 pm EDT Apr 16, 2026
Forecast Valid:
2am EDT Apr 17, 2026-6pm EDT Apr 23, 2026
 
Forecast Discussion
 
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Additional Resources

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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