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

66°F

19°C

Humidity 100%
Wind Speed Calm
Barometer 30.08 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 11 Mar 3:15 am EDT
Extended Forecast for

2 Miles SE Summerville Airport SC

  • Overnight

    Overnight: Mostly clear, with a low around 63. Light southwest wind.

    Low: 63 °F

    Mostly Clear

  • Wednesday

    Wednesday: Patchy fog between 7am and 8am. Otherwise, mostly sunny, with a high near 89. Light southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 89 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 65. South wind 8 to 10 mph, with gusts as high as 20 mph.

    Low: 65 °F

    Mostly Cloudy

  • Thursday

    Thursday: Showers, with thunderstorms also possible after 11am. High near 74. Southwest wind 9 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 74 °F

    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 38. Northeast wind 6 to 9 mph.

    Low: 38 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Saturday Night

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

    Low: 55 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 63. Light southwest wind.
Wednesday
Patchy fog between 7am and 8am. Otherwise, mostly sunny, with a high near 89. Light southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Wednesday Night
Mostly cloudy, with a low around 65. South wind 8 to 10 mph, with gusts as high as 20 mph.
Thursday
Showers, with thunderstorms also possible after 11am. High near 74. Southwest wind 9 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
Partly cloudy, with a low around 38. Northeast wind 6 to 9 mph.
Friday
Sunny, with a high near 69.
Friday Night
Mostly clear, with a low around 48.
Saturday
Sunny, with a high near 77.
Saturday Night
Partly cloudy, with a low around 55.
Sunday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 79. Chance of precipitation is 60%.
Sunday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 62. Chance of precipitation is 60%.
Monday
A 40 percent chance of showers. Mostly cloudy, with a high near 73.
Monday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 38.
Tuesday
Partly sunny, with a high near 54.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SE Summerville Airport SC
 33.04°N 80.24°W (Elev. 59 ft)
Last Update:
2:32 am EDT Mar 11, 2026
Forecast Valid:
3am EDT Mar 11, 2026-6pm EDT Mar 17, 2026
 
Forecast Discussion
 
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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