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

68°F

20°C

Humidity 53%
Wind Speed S 6 mph
Barometer 30.19 in
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 17 Feb 2:15 pm EST
Extended Forecast for

Summerville Airport SC

  • This Afternoon

    This Afternoon: Sunny, with a high near 71. South wind around 7 mph.

    High: 71 °F

    Sunny

  • Tonight

    Tonight: Patchy fog after 4am. Otherwise, partly cloudy, with a low around 50. Light south wind.

    Low: 50 °F

    Partly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 8am. Otherwise, partly sunny, with a high near 74. Light southwest wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 21 mph.

    High: 74 °F

    Patchy Fog
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 55. Light southwest wind.

    Low: 55 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 77. Light southwest wind increasing to 5 to 10 mph in the morning.

    High: 77 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 59.

    Low: 59 °F

    Mostly Cloudy

  • Friday

    Friday: A 50 percent chance of showers. Mostly cloudy, with a high near 81.

    High: 81 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 59.

    Low: 59 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 76. Chance of precipitation is 60%.

    High: 76 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Sunny, with a high near 71. South wind around 7 mph.
Tonight
Patchy fog after 4am. Otherwise, partly cloudy, with a low around 50. Light south wind.
Wednesday
Patchy fog before 8am. Otherwise, partly sunny, with a high near 74. Light southwest wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 21 mph.
Wednesday Night
Mostly cloudy, with a low around 55. Light southwest wind.
Thursday
A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 77. Light southwest wind increasing to 5 to 10 mph in the morning.
Thursday Night
Mostly cloudy, with a low around 59.
Friday
A 50 percent chance of showers. Mostly cloudy, with a high near 81.
Friday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 59.
Saturday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 76. Chance of precipitation is 60%.
Saturday Night
A chance of showers, with thunderstorms also possible after 1am. Mostly cloudy, with a low around 53. Chance of precipitation is 50%.
Sunday
A 40 percent chance of showers. Partly sunny, with a high near 65.
Sunday Night
Mostly clear, with a low around 34.
Monday
Sunny, with a high near 52.
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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:
1:30 pm EST Feb 17, 2026
Forecast Valid:
2pm EST Feb 17, 2026-6pm EST Feb 23, 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