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

Summerville Airport (KDYB)

Lat: 33.06°NLon: 80.28°WElev: 56ft.

Fair

55°F

13°C

Humidity 44%
Wind Speed Calm
Barometer 30.12 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 12 Feb 6:55 pm EST
Extended Forecast for

Summerville Airport SC

  • Tonight

    Tonight: Partly cloudy, with a low around 37. Calm wind.

    Low: 37 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 60. Northeast wind around 6 mph becoming calm in the afternoon.

    High: 60 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 34. Calm wind.

    Low: 34 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 67. Calm wind becoming south around 5 mph.

    High: 67 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 49. Calm wind.

    Low: 49 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm before 10am, then showers likely between 10am and 1pm, then showers and possibly a thunderstorm after 1pm. High near 69. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 69 °F

    Showers
    Likely then
    Showers

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm before 1am, then showers likely. Low around 54. Chance of precipitation is 100%.

    Low: 54 °F

    Showers

  • Washington's Birthday

    Washington's Birthday: A 40 percent chance of showers. Mostly cloudy, with a high near 65.

    High: 65 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 37. Calm wind.
Friday
Sunny, with a high near 60. Northeast wind around 6 mph becoming calm in the afternoon.
Friday Night
Mostly clear, with a low around 34. Calm wind.
Saturday
Mostly sunny, with a high near 67. Calm wind becoming south around 5 mph.
Saturday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 49. Calm wind.
Sunday
Showers likely and possibly a thunderstorm before 10am, then showers likely between 10am and 1pm, then showers and possibly a thunderstorm after 1pm. High near 69. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Showers and possibly a thunderstorm before 1am, then showers likely. Low around 54. Chance of precipitation is 100%.
Washington's Birthday
A 40 percent chance of showers. Mostly cloudy, with a high near 65.
Monday Night
Partly cloudy, with a low around 47.
Tuesday
Partly sunny, with a high near 68.
Tuesday Night
Mostly cloudy, with a low around 51.
Wednesday
Partly sunny, with a high near 75.
Wednesday Night
Mostly cloudy, with a low around 54.
Thursday
Partly sunny, with a high near 78.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Summerville Airport SC
 33.07°N 80.27°W (Elev. 23 ft)
Last Update:
1:30 pm EST Feb 12, 2026
Forecast Valid:
7pm EST Feb 12, 2026-6pm EST Feb 19, 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