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.

Fog/Mist

54°F

12°C

Humidity 100%
Wind Speed E 3 mph
Barometer 30.10 in (1018.5 mb)
Dewpoint 54°F (12°C)
Visibility 2.00 mi
Last update 4 Aug 4:53 am EDT
Extended Forecast for

Summerville PA

  • Today

    Today: Areas of fog before 9am. Otherwise, sunny, with a high near 83. Calm wind.

    High: 83 °F

    Areas Fog
    then Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 62. Calm wind.

    Low: 62 °F

    Mostly Clear

  • Wednesday

    Wednesday: Isolated showers and thunderstorms, then scattered thunderstorms after 4pm. Partly sunny, with a high near 84. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Partly Sunny
    then
    Scattered
    T-storms

  • Wednesday Night

    Wednesday Night: Scattered showers and thunderstorms before 2am, then isolated showers. Mostly cloudy, with a low around 66. Calm wind. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Scattered
    T-storms then
    Scattered
    Showers

  • Thursday

    Thursday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 83. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 83 °F

    Chance
    Showers then
    Showers

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 11pm, then a chance of showers after 11pm. Low around 66. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Showers then
    Chance
    Showers

  • Friday

    Friday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 82. Chance of precipitation is 90%.

    High: 82 °F

    Chance
    T-storms then
    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Low around 64. Chance of precipitation is 80%.

    Low: 64 °F

    Showers then
    Chance
    T-storms

  • Saturday

    Saturday: A chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 82. Chance of precipitation is 50%.

    High: 82 °F

    Mostly Cloudy
    then Chance
    T-storms

Detailed Forecast

Today
Areas of fog before 9am. Otherwise, sunny, with a high near 83. Calm wind.
Tonight
Mostly clear, with a low around 62. Calm wind.
Wednesday
Isolated showers and thunderstorms, then scattered thunderstorms after 4pm. Partly sunny, with a high near 84. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Scattered showers and thunderstorms before 2am, then isolated showers. Mostly cloudy, with a low around 66. Calm wind. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 83. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 11pm, then a chance of showers after 11pm. Low around 66. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 82. Chance of precipitation is 90%.
Friday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Low around 64. Chance of precipitation is 80%.
Saturday
A chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 82. Chance of precipitation is 50%.
Saturday Night
A chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 64. Chance of precipitation is 30%.
Sunday
Partly sunny, with a high near 84.
Sunday Night
Partly cloudy, with a low around 66.
Monday
A chance of showers. Partly sunny, with a high near 84. Chance of precipitation is 50%.
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ABOUT THIS FORECAST

 
Point Forecast:
Summerville PA
 41.12°N 79.18°W (Elev. 1296 ft)
Last Update:
2:21 am EDT Aug 4, 2026
Forecast Valid:
5am EDT Aug 4, 2026-6pm EDT Aug 10, 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