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.

Partly Cloudy

66°F

19°C

Humidity 94%
Wind Speed Calm
Barometer 29.98 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 7 Jan 5:55 pm EST
Extended Forecast for

Summerville SC

  • Tonight

    Tonight: Patchy dense fog after 9pm. Otherwise, mostly cloudy, with a low around 52. Calm wind.

    Low: 52 °F

    Patchy Dense
    Fog

  • Thursday

    Thursday: Patchy dense fog before 8am. Otherwise, mostly sunny, with a high near 75. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 75 °F

    Patchy Dense
    Fog then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 57. Light east wind.

    Low: 57 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 76. Calm wind becoming south 5 to 8 mph in the morning.

    High: 76 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 60. South wind 3 to 6 mph.

    Low: 60 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 55.

    Low: 55 °F

    Chance
    Showers

  • Sunday

    Sunday: A 20 percent chance of showers before 1pm. Partly sunny, with a high near 64.

    High: 64 °F

    Slight Chance
    Showers

  • Sunday Night

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

    Low: 32 °F

    Mostly Clear

Detailed Forecast

Tonight
Patchy dense fog after 9pm. Otherwise, mostly cloudy, with a low around 52. Calm wind.
Thursday
Patchy dense fog before 8am. Otherwise, mostly sunny, with a high near 75. Calm wind becoming southeast around 6 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 57. Light east wind.
Friday
Partly sunny, with a high near 76. Calm wind becoming south 5 to 8 mph in the morning.
Friday Night
Mostly cloudy, with a low around 60. South wind 3 to 6 mph.
Saturday
Mostly sunny, with a high near 78.
Saturday Night
A 30 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 55.
Sunday
A 20 percent chance of showers before 1pm. Partly sunny, with a high near 64.
Sunday Night
Mostly clear, with a low around 32.
Monday
Sunny, with a high near 51.
Monday Night
Partly cloudy, with a low around 31.
Tuesday
Partly sunny, with a high near 57.
Tuesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 39.
Wednesday
A 30 percent chance of showers. Partly sunny, with a high near 61.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Summerville SC
 32.99°N 80.2°W (Elev. 30 ft)
Last Update:
1:30 pm EST Jan 7, 2026
Forecast Valid:
6pm EST Jan 7, 2026-6pm EST Jan 14, 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