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.

Overcast

72°F

22°C

Humidity 100%
Wind Speed N 6 mph
Barometer 30.09 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 9 Oct 2:35 am EDT
Extended Forecast for

Summerville SC

  • Overnight

    Overnight: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Northeast wind 6 to 8 mph.

    Low: 63 °F

    Chance
    T-storms

  • Thursday

    Thursday: A 20 percent chance of showers before 3pm. Mostly cloudy, with a high near 73. Northeast wind around 15 mph, with gusts as high as 28 mph.

    High: 73 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 59. Northeast wind 11 to 14 mph, with gusts as high as 25 mph.

    Low: 59 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 71. Northeast wind around 16 mph, with gusts as high as 28 mph. Chance of precipitation is 40%.

    High: 71 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 61. Northeast wind around 14 mph, with gusts as high as 24 mph.

    Low: 61 °F

    Chance
    Showers

  • Saturday

    Saturday: A 30 percent chance of showers. Mostly cloudy, with a high near 73.

    High: 73 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 62.

    Low: 62 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 77.

    High: 77 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

Detailed Forecast

Overnight
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Northeast wind 6 to 8 mph.
Thursday
A 20 percent chance of showers before 3pm. Mostly cloudy, with a high near 73. Northeast wind around 15 mph, with gusts as high as 28 mph.
Thursday Night
Mostly cloudy, with a low around 59. Northeast wind 11 to 14 mph, with gusts as high as 25 mph.
Friday
A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 71. Northeast wind around 16 mph, with gusts as high as 28 mph. Chance of precipitation is 40%.
Friday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 61. Northeast wind around 14 mph, with gusts as high as 24 mph.
Saturday
A 30 percent chance of showers. Mostly cloudy, with a high near 73.
Saturday Night
Mostly cloudy, with a low around 62.
Sunday
Partly sunny, with a high near 77.
Sunday Night
Mostly clear, with a low around 58.
Columbus Day
Sunny, with a high near 80.
Monday Night
Mostly clear, with a low around 60.
Tuesday
Sunny, with a high near 81.
Tuesday Night
Mostly clear, with a low around 60.
Wednesday
Sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Summerville SC
 32.99°N 80.2°W (Elev. 30 ft)
Last Update:
2:30 am EDT Oct 9, 2025
Forecast Valid:
2am EDT Oct 9, 2025-6pm EDT Oct 15, 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