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

73°F

23°C

Humidity 89%
Wind Speed Calm
Barometer 30.03 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 21 Nov 5:55 pm EST
Extended Forecast for

Summerville Airport SC

  • Tonight

    Tonight: Mostly cloudy, with a low around 59. Light southwest wind.

    Low: 59 °F

    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of showers and thunderstorms before 10am, then a slight chance of showers after 4pm. Mostly sunny, with a high near 78. West wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 78 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 56. Calm wind.

    Low: 56 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 72. Calm wind becoming north around 6 mph.

    High: 72 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 46. Calm wind.

    Low: 46 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 70.

    High: 70 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 53.

    Low: 53 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers. Mostly cloudy, with a high near 75.

    High: 75 °F

    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 58.

    Low: 58 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 59. Light southwest wind.
Saturday
A slight chance of showers and thunderstorms before 10am, then a slight chance of showers after 4pm. Mostly sunny, with a high near 78. West wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Saturday Night
Partly cloudy, with a low around 56. Calm wind.
Sunday
Mostly sunny, with a high near 72. Calm wind becoming north around 6 mph.
Sunday Night
Mostly clear, with a low around 46. Calm wind.
Monday
Sunny, with a high near 70.
Monday Night
Mostly cloudy, with a low around 53.
Tuesday
A 20 percent chance of showers. Mostly cloudy, with a high near 75.
Tuesday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 58.
Wednesday
A 20 percent chance of showers. Partly sunny, with a high near 76.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 50.
Thanksgiving Day
Mostly sunny, with a high near 64.
Thursday Night
Partly cloudy, with a low around 39.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 60.
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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 Nov 21, 2025
Forecast Valid:
6pm EST Nov 21, 2025-6pm EST Nov 28, 2025
 
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Additional Resources

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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