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.

Fog/Mist

48°F

9°C

Humidity 100%
Wind Speed Calm
Barometer 30.03 in
Dewpoint 48°F (9°C)
Visibility 6.00 mi
Last update 6 Dec 8:15 pm EST
Extended Forecast for

Summerville SC

  • Tonight

    Tonight: A 20 percent chance of showers before 9pm. Patchy fog. Otherwise, mostly cloudy, with a low around 41. Calm wind.

    Low: 41 °F

    Slight Chance
    Showers and
    Patchy Fog
    then Patchy
    Fog

  • Sunday

    Sunday: A slight chance of showers between 1pm and 3pm. Cloudy, with a high near 54. Light northeast wind. Chance of precipitation is 20%.

    High: 54 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Sunday Night

    Sunday Night: A 30 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 41. Light north wind.

    Low: 41 °F

    Chance
    Showers

  • Monday

    Monday: A 30 percent chance of showers before 1pm. Partly sunny, with a high near 53. North wind 6 to 10 mph.

    High: 53 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 30. North wind around 9 mph.

    Low: 30 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

Detailed Forecast

Tonight
A 20 percent chance of showers before 9pm. Patchy fog. Otherwise, mostly cloudy, with a low around 41. Calm wind.
Sunday
A slight chance of showers between 1pm and 3pm. Cloudy, with a high near 54. Light northeast wind. Chance of precipitation is 20%.
Sunday Night
A 30 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 41. Light north wind.
Monday
A 30 percent chance of showers before 1pm. Partly sunny, with a high near 53. North wind 6 to 10 mph.
Monday Night
Partly cloudy, with a low around 30. North wind around 9 mph.
Tuesday
Sunny, with a high near 49.
Tuesday Night
Mostly clear, with a low around 32.
Wednesday
Sunny, with a high near 60.
Wednesday Night
Mostly clear, with a low around 42.
Thursday
Mostly sunny, with a high near 62.
Thursday Night
A 20 percent chance of showers. Partly cloudy, with a low around 46.
Friday
A 20 percent chance of showers. Partly sunny, with a high near 63.
Friday Night
Partly cloudy, with a low around 35.
Saturday
Sunny, with a high near 52.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Summerville SC
 32.99°N 80.17°W (Elev. 75 ft)
Last Update:
7:30 pm EST Dec 6, 2025
Forecast Valid:
8pm EST Dec 6, 2025-6pm EST Dec 13, 2025
 
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