National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Du Bois - Jefferson County Airport (KDUJ)

Lat: 41.18°NLon: 78.89°WElev: 1804ft.

Fair

68°F

20°C

Humidity 81%
Wind Speed SW 5 mph
Barometer 29.98 in (1014.6 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 19 Aug 5:53 pm EDT
Extended Forecast for

South Bethlehem PA

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 4am, then a slight chance of showers and thunderstorms after 5am. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 60. West wind around 6 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 60 °F

    Slight Chance
    T-storms and
    Patchy Fog

  • Thursday

    Thursday: Showers and thunderstorms, mainly before 11am. Patchy fog before 11am. High near 76. Light northeast wind. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 76 °F

    Showers and
    Patchy Fog
    then Chance
    Showers

  • Thursday Night

    Thursday Night: Widespread dense fog, mainly between 1am and 5am. Otherwise, mostly clear, with a low around 55. Calm wind.

    Low: 55 °F

    Mostly Clear
    then Dense
    Fog

  • Friday

    Friday: Patchy fog before 7am. Otherwise, sunny, with a high near 79. East wind 3 to 6 mph.

    High: 79 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: A slight chance of showers before 2am. Partly cloudy, with a low around 60. Light southeast wind. Chance of precipitation is 20%.

    Low: 60 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: Showers and possibly a thunderstorm after 2pm. High near 79. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 79 °F

    Partly Sunny
    then Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Low around 59. Chance of precipitation is 80%.

    Low: 59 °F

    Showers then
    Chance
    Showers

  • Sunday

    Sunday: A chance of showers after 8am. Partly sunny, with a high near 75. Chance of precipitation is 40%.

    High: 75 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

Detailed Forecast

Tonight
A slight chance of showers and thunderstorms before 4am, then a slight chance of showers and thunderstorms after 5am. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 60. West wind around 6 mph becoming calm in the evening. Chance of precipitation is 20%.
Thursday
Showers and thunderstorms, mainly before 11am. Patchy fog before 11am. High near 76. Light northeast wind. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
Widespread dense fog, mainly between 1am and 5am. Otherwise, mostly clear, with a low around 55. Calm wind.
Friday
Patchy fog before 7am. Otherwise, sunny, with a high near 79. East wind 3 to 6 mph.
Friday Night
A slight chance of showers before 2am. Partly cloudy, with a low around 60. Light southeast wind. Chance of precipitation is 20%.
Saturday
Showers and possibly a thunderstorm after 2pm. High near 79. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Low around 59. Chance of precipitation is 80%.
Sunday
A chance of showers after 8am. Partly sunny, with a high near 75. Chance of precipitation is 40%.
Sunday Night
Partly cloudy, with a low around 54.
Monday
Mostly sunny, with a high near 74.
Monday Night
Mostly clear, with a low around 54.
Tuesday
Mostly sunny, with a high near 76.
Tuesday Night
Partly cloudy, with a low around 57.
Wednesday
A chance of showers. Partly sunny, with a high near 79. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
South Bethlehem PA
 41°N 79.35°W (Elev. 1119 ft)
Last Update:
5:21 pm EDT Aug 19, 2026
Forecast Valid:
6pm EDT Aug 19, 2026-6pm EDT Aug 26, 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