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 with Haze

39°F

4°C

Humidity 82%
Wind Speed SW 7 mph
Barometer 29.35 in (993.9 mb)
Dewpoint 34°F (1°C)
Visibility 5.00 mi
Wind Chill34°F (1°C)
Last update 15 Jan 6:53 am EST
Extended Forecast for

Sussex NJ

  • Today

    Today: A slight chance of rain and snow before 8am. Mostly cloudy, with a temperature falling to around 30 by 5pm. West wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    High: 37 °F⇓

    Slight Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 17. West wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 17 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 33. West wind around 10 mph, with gusts as high as 25 mph.

    High: 33 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 23. South wind around 5 mph becoming calm in the evening.

    Low: 23 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of snow. Mostly cloudy, with a high near 39. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    High: 39 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 34.

    High: 34 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 16.

    Low: 16 °F

    Partly Cloudy

  • M.L.King Day

    M.L.King Day: Mostly sunny, with a high near 31.

    High: 31 °F

    Mostly Sunny

Detailed Forecast

Today
A slight chance of rain and snow before 8am. Mostly cloudy, with a temperature falling to around 30 by 5pm. West wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Tonight
Mostly cloudy, with a low around 17. West wind 10 to 15 mph, with gusts as high as 30 mph.
Friday
Mostly sunny, with a high near 33. West wind around 10 mph, with gusts as high as 25 mph.
Friday Night
Mostly cloudy, with a low around 23. South wind around 5 mph becoming calm in the evening.
Saturday
A chance of snow. Mostly cloudy, with a high near 39. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Saturday Night
Mostly cloudy, with a low around 24.
Sunday
Mostly cloudy, with a high near 34.
Sunday Night
Partly cloudy, with a low around 16.
M.L.King Day
Mostly sunny, with a high near 31.
Monday Night
Partly cloudy, with a low around 10.
Tuesday
Mostly sunny, with a high near 22.
Tuesday Night
Partly cloudy, with a low around 7.
Wednesday
Mostly sunny, with a high near 26.
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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:
4:14 am EST Jan 15, 2026
Forecast Valid:
7am EST Jan 15, 2026-6pm EST Jan 21, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation