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

79°F

26°C

Humidity 61%
Wind Speed SW 7 mph
Barometer 30.15 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 9 Jan 2:35 pm EST
Extended Forecast for

2 Miles N Harleyville SC

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 79. South wind around 7 mph.

    High: 79 °F

    Partly Sunny

  • Tonight

    Tonight: Widespread dense fog, mainly between 11pm and 3am. Otherwise, mostly cloudy, with a low around 59. Light south wind.

    Low: 59 °F

    Dense Fog

  • Saturday

    Saturday: Areas of fog before 10am. Otherwise, partly sunny, with a high near 79. Southwest wind 5 to 11 mph, with gusts as high as 23 mph.

    High: 79 °F

    Areas Fog
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: A 40 percent chance of showers, mainly before 1am. Increasing clouds, with a low around 54. South wind around 7 mph becoming west after midnight.

    Low: 54 °F

    Chance
    Showers

  • Sunday

    Sunday: Partly sunny, with a high near 63. Northwest wind 9 to 15 mph, with gusts as high as 26 mph.

    High: 63 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 29.

    Low: 29 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 51.

    High: 51 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 27.

    Low: 27 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 79. South wind around 7 mph.
Tonight
Widespread dense fog, mainly between 11pm and 3am. Otherwise, mostly cloudy, with a low around 59. Light south wind.
Saturday
Areas of fog before 10am. Otherwise, partly sunny, with a high near 79. Southwest wind 5 to 11 mph, with gusts as high as 23 mph.
Saturday Night
A 40 percent chance of showers, mainly before 1am. Increasing clouds, with a low around 54. South wind around 7 mph becoming west after midnight.
Sunday
Partly sunny, with a high near 63. Northwest wind 9 to 15 mph, with gusts as high as 26 mph.
Sunday Night
Mostly clear, with a low around 29.
Monday
Sunny, with a high near 51.
Monday Night
Mostly clear, with a low around 27.
Tuesday
Sunny, with a high near 58.
Tuesday Night
Partly cloudy, with a low around 36.
Wednesday
A 30 percent chance of showers. Partly sunny, with a high near 60.
Wednesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 39.
Thursday
A 30 percent chance of showers. Partly sunny, with a high near 54.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles N Harleyville SC
 33.24°N 80.44°W (Elev. 69 ft)
Last Update:
1:36 pm EST Jan 9, 2026
Forecast Valid:
2pm EST Jan 9, 2026-6pm EST Jan 15, 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