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

77°F

25°C

Humidity 100%
Wind Speed Calm
Barometer 30.02 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 17 Jun 3:55 am EDT
Extended Forecast for

5 Miles SW Summerville Airport SC

  • Today

    Today: Sunny, with a high near 93. Heat index values as high as 103. Southwest wind 3 to 8 mph.

    High: 93 °F

    Sunny

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 11pm. Mostly clear, with a low around 77. South wind around 7 mph.

    Low: 77 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 94. Heat index values as high as 102. Southwest wind 6 to 9 mph.

    High: 94 °F

    Sunny then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 75. South wind 6 to 8 mph.

    Low: 75 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: A 40 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 94. Southwest wind 6 to 8 mph.

    High: 94 °F

    Sunny then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms, mainly before 2am. Partly cloudy, with a low around 75.

    Low: 75 °F

    Chance
    T-storms

  • Friday

    Friday: A slight chance of showers before 8am, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 93. Chance of precipitation is 50%.

    High: 93 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 74.

    Low: 74 °F

    Chance
    T-storms

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms after 8am. Mostly sunny, with a high near 91.

    High: 91 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 93. Heat index values as high as 103. Southwest wind 3 to 8 mph.
Tonight
A 20 percent chance of showers and thunderstorms before 11pm. Mostly clear, with a low around 77. South wind around 7 mph.
Wednesday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 94. Heat index values as high as 102. Southwest wind 6 to 9 mph.
Wednesday Night
Partly cloudy, with a low around 75. South wind 6 to 8 mph.
Juneteenth
A 40 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 94. Southwest wind 6 to 8 mph.
Thursday Night
A 30 percent chance of showers and thunderstorms, mainly before 2am. Partly cloudy, with a low around 75.
Friday
A slight chance of showers before 8am, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 93. Chance of precipitation is 50%.
Friday Night
A 30 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 74.
Saturday
A 50 percent chance of showers and thunderstorms after 8am. Mostly sunny, with a high near 91.
Saturday Night
A chance of thunderstorms before 8pm. Mostly clear, with a low around 74. Chance of precipitation is 30%.
Sunday
A 30 percent chance of showers and thunderstorms. Sunny, with a high near 94.
Sunday Night
A 30 percent chance of showers and thunderstorms. Mostly clear, with a low around 74.
Monday
A 30 percent chance of showers and thunderstorms. Sunny, with a high near 94.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SW Summerville Airport SC
 33.01°N 80.33°W (Elev. 39 ft)
Last Update:
2:37 am EDT Jun 17, 2025
Forecast Valid:
4am EDT Jun 17, 2025-6pm EDT Jun 23, 2025
 
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Additional Resources

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Chance of Precipitation