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.

Mostly Cloudy

70°F

21°C

Humidity 88%
Wind Speed N 5 mph
Barometer 30.10 in
Dewpoint 66°F (19°C)
Visibility 9.00 mi
Last update 20 Nov 1:35 pm EST
Extended Forecast for

3 Miles WNW Summerville SC

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 74. Light east wind.

    High: 74 °F

    Partly Sunny

  • Tonight

    Tonight: Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 56. Calm wind.

    Low: 56 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Friday

    Friday: Areas of dense fog before 10am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 78. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 78 °F

    Areas Dense
    Fog then
    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 60. South wind around 6 mph.

    Low: 60 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 79. West wind 6 to 10 mph, with gusts as high as 20 mph.

    High: 79 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 70.

    High: 70 °F

    Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 74. Light east wind.
Tonight
Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 56. Calm wind.
Friday
Areas of dense fog before 10am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 78. Calm wind becoming southwest around 6 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 60. South wind around 6 mph.
Saturday
Mostly sunny, with a high near 79. West wind 6 to 10 mph, with gusts as high as 20 mph.
Saturday Night
Partly cloudy, with a low around 55.
Sunday
Mostly sunny, with a high near 69.
Sunday Night
Mostly clear, with a low around 44.
Monday
Sunny, with a high near 70.
Monday Night
Mostly cloudy, with a low around 52.
Tuesday
A 20 percent chance of showers. Mostly cloudy, with a high near 75.
Tuesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 59.
Wednesday
A 20 percent chance of showers. Partly sunny, with a high near 77.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Summerville SC
 33.02°N 80.22°W (Elev. 66 ft)
Last Update:
1:31 pm EST Nov 20, 2025
Forecast Valid:
1pm EST Nov 20, 2025-6pm EST Nov 26, 2025
 
Forecast Discussion
 
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Additional Resources

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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