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

Hazardous Weather Conditions

Current conditions at

Summerville Airport (KDYB)

Lat: 33.06°NLon: 80.28°WElev: 56ft.

Mostly Cloudy

84°F

29°C

Humidity 58%
Wind Speed E 8 G 16 mph
Barometer 30.13 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 4 Oct 2:55 pm EDT
Extended Forecast for

Summerville SC

  • Tonight

    Tonight: A 30 percent chance of showers after 3am. Mostly cloudy, with a low around 68. Northeast wind 6 to 10 mph.

    Low: 68 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: A 40 percent chance of showers, mainly before 11am. Mostly cloudy, with a high near 82. Northeast wind 6 to 14 mph, with gusts as high as 25 mph.

    High: 82 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 69. Northeast wind 7 to 10 mph, with gusts as high as 20 mph.

    Low: 69 °F

    Mostly Cloudy

  • Monday

    Monday: A slight chance of showers, with thunderstorms also possible after 11am. Mostly sunny, with a high near 83. East wind 8 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.

    High: 83 °F

    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 67. East wind 6 to 8 mph.

    Low: 67 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 66.

    Low: 66 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 66.

    Low: 66 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 30 percent chance of showers after 3am. Mostly cloudy, with a low around 68. Northeast wind 6 to 10 mph.
Sunday
A 40 percent chance of showers, mainly before 11am. Mostly cloudy, with a high near 82. Northeast wind 6 to 14 mph, with gusts as high as 25 mph.
Sunday Night
Mostly cloudy, with a low around 69. Northeast wind 7 to 10 mph, with gusts as high as 20 mph.
Monday
A slight chance of showers, with thunderstorms also possible after 11am. Mostly sunny, with a high near 83. East wind 8 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Monday Night
Mostly clear, with a low around 67. East wind 6 to 8 mph.
Tuesday
Sunny, with a high near 84.
Tuesday Night
Mostly clear, with a low around 66.
Wednesday
Mostly sunny, with a high near 85.
Wednesday Night
Mostly cloudy, with a low around 66.
Thursday
A 20 percent chance of showers after 2pm. Partly sunny, with a high near 78.
Thursday Night
Mostly cloudy, with a low around 61.
Friday
Mostly sunny, with a high near 78.
Friday Night
Partly cloudy, with a low around 61.
Saturday
Mostly sunny, with a high near 79.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Summerville SC
 32.99°N 80.17°W (Elev. 75 ft)
Last Update:
2:30 pm EDT Oct 4, 2025
Forecast Valid:
3pm EDT Oct 4, 2025-6pm EDT Oct 11, 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