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.

Fair

61°F

16°C

Humidity 31%
Wind Speed Vrbl 6 mph
Barometer 30.40 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 28 Mar 7:15 pm EDT
Extended Forecast for

3 Miles SSW Summerville SC

  • Tonight

    Tonight: Clear, with a low around 43. Northeast wind 7 to 10 mph.

    Low: 43 °F

    Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 68. Northeast wind around 10 mph, with gusts as high as 20 mph.

    High: 68 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 54. East wind around 5 mph becoming calm in the evening.

    Low: 54 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 77. Calm wind becoming southeast 5 to 8 mph in the afternoon.

    High: 77 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 57. Southeast wind around 5 mph becoming calm in the evening.

    Low: 57 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 81. Chance of precipitation is 30%.

    High: 81 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 61.

    Low: 61 °F

    Chance
    Showers then
    Partly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 43. Northeast wind 7 to 10 mph.
Sunday
Mostly sunny, with a high near 68. Northeast wind around 10 mph, with gusts as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 54. East wind around 5 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 77. Calm wind becoming southeast 5 to 8 mph in the afternoon.
Monday Night
Mostly clear, with a low around 57. Southeast wind around 5 mph becoming calm in the evening.
Tuesday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 79.
Tuesday Night
Partly cloudy, with a low around 61.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 81. Chance of precipitation is 30%.
Wednesday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 61.
Thursday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 82.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 62.
Friday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 80.
Friday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 62.
Saturday
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 80.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Summerville SC
 32.95°N 80.2°W (Elev. 30 ft)
Last Update:
6:32 pm EDT Mar 28, 2026
Forecast Valid:
7pm EDT Mar 28, 2026-6pm EDT Apr 4, 2026
 
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