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

55°F

13°C

Humidity 72%
Wind Speed W 7 mph
Barometer 29.90 in (1011.9 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Wind Chill53°F (12°C)
Last update 20 Jun 12:53 am EDT
Extended Forecast for

Summerville PA

  • Overnight

    Overnight: Partly cloudy, with a low around 53. Calm wind.

    Low: 53 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of showers and thunderstorms before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm. Increasing clouds, with a high near 73. West wind 5 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 73 °F

    Sunny then
    Showers
    Likely

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms, mainly before 7pm. Patchy fog after 3am. Otherwise, partly cloudy, with a low around 53. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 53 °F

    Chance
    T-storms then
    Patchy Fog

  • Sunday

    Sunday: Areas of fog before 8am. Otherwise, mostly sunny, with a high near 77. Calm wind becoming west around 6 mph in the morning.

    High: 77 °F

    Areas Fog
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: Showers, with thunderstorms also possible after 5am. Low around 57. Calm wind becoming east around 5 mph after midnight. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 57 °F

    Chance
    Showers then
    Showers

  • Monday

    Monday: Showers and possibly a thunderstorm. High near 74. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    High: 74 °F

    Showers

  • Monday Night

    Monday Night: Showers likely before 8pm. Mostly cloudy, with a low around 55. Chance of precipitation is 60%.

    Low: 55 °F

    Showers
    Likely then
    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 53. Calm wind.
Saturday
A chance of showers and thunderstorms before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm. Increasing clouds, with a high near 73. West wind 5 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A chance of showers and thunderstorms, mainly before 7pm. Patchy fog after 3am. Otherwise, partly cloudy, with a low around 53. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
Areas of fog before 8am. Otherwise, mostly sunny, with a high near 77. Calm wind becoming west around 6 mph in the morning.
Sunday Night
Showers, with thunderstorms also possible after 5am. Low around 57. Calm wind becoming east around 5 mph after midnight. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Monday
Showers and possibly a thunderstorm. High near 74. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Monday Night
Showers likely before 8pm. Mostly cloudy, with a low around 55. Chance of precipitation is 60%.
Tuesday
Mostly sunny, with a high near 76.
Tuesday Night
Mostly clear, with a low around 52.
Wednesday
Sunny, with a high near 77.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 57. Chance of precipitation is 30%.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 78. Chance of precipitation is 50%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 57. Chance of precipitation is 30%.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 77. 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:
12:41 am EDT Jun 20, 2026
Forecast Valid:
1am EDT Jun 20, 2026-6pm EDT Jun 26, 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