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

57°F

14°C

Humidity 100%
Wind Speed Calm
Barometer 29.92 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 22 Mar 5:15 am EDT
Extended Forecast for

Summerville Airport SC

  • Today

    Today: Sunny, with a high near 88. Light southwest wind increasing to 5 to 9 mph in the morning.

    High: 88 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 61. Southwest wind around 6 mph.

    Low: 61 °F

    Mostly Clear

  • Monday

    Monday: A chance of showers between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Sunny, with a high near 87. Southwest wind 8 to 10 mph. Chance of precipitation is 30%.

    High: 87 °F

    Sunny then
    Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Mostly cloudy, with a low around 51. Light north wind becoming northeast 5 to 9 mph in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 30%.

    Low: 51 °F

    Chance
    Showers

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 63. Northeast wind around 10 mph, with gusts as high as 21 mph.

    High: 63 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 47.

    Low: 47 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: A 20 percent chance of showers. Mostly cloudy, with a high near 72.

    High: 72 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 88. Light southwest wind increasing to 5 to 9 mph in the morning.
Tonight
Mostly clear, with a low around 61. Southwest wind around 6 mph.
Monday
A chance of showers between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Sunny, with a high near 87. Southwest wind 8 to 10 mph. Chance of precipitation is 30%.
Monday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Mostly cloudy, with a low around 51. Light north wind becoming northeast 5 to 9 mph in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 30%.
Tuesday
Mostly cloudy, with a high near 63. Northeast wind around 10 mph, with gusts as high as 21 mph.
Tuesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 47.
Wednesday
A 20 percent chance of showers. Mostly cloudy, with a high near 72.
Wednesday Night
Partly cloudy, with a low around 52.
Thursday
Mostly sunny, with a high near 81.
Thursday Night
Mostly clear, with a low around 58.
Friday
Sunny, with a high near 87.
Friday Night
Partly cloudy, with a low around 54.
Saturday
A 20 percent chance of showers. Partly sunny, with a high near 66.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Summerville Airport SC
 33.07°N 80.27°W (Elev. 23 ft)
Last Update:
2:30 am EDT Mar 22, 2026
Forecast Valid:
5am EDT Mar 22, 2026-6pm EDT Mar 28, 2026
 
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