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

64°F

18°C

Humidity 56%
Wind Speed N 5 mph
Barometer 30.21 in
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 22 Jan 11:55 am EST
Extended Forecast for

Summerville SC

  • This Afternoon

    This Afternoon: Sunny, with a high near 67. Light northwest wind.

    High: 67 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 44. Calm wind.

    Low: 44 °F

    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of showers after 1pm. Partly sunny, with a high near 64. Calm wind becoming north around 6 mph in the morning.

    High: 64 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: A 30 percent chance of showers, mainly before 1am. Cloudy, with a low around 38. North wind 6 to 10 mph, with gusts as high as 20 mph.

    Low: 38 °F

    Chance
    Showers

  • Saturday

    Saturday: A 40 percent chance of rain, mainly after 1pm. Cloudy, with a high near 45. Northeast wind 11 to 13 mph, with gusts as high as 23 mph.

    High: 45 °F

    Chance Rain

  • Saturday Night

    Saturday Night: Rain likely, mainly after 1am. Cloudy, with a low around 32. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 32 °F

    Rain Likely

  • Sunday

    Sunday: Rain likely before 1pm, then showers likely after 1pm. Cloudy, with a high near 52. Chance of precipitation is 70%.

    High: 52 °F

    Rain Likely

  • Sunday Night

    Sunday Night: Showers before 1am, then rain likely after 1am. Low around 36. Chance of precipitation is 90%.

    Low: 36 °F

    Showers

  • Monday

    Monday: A 30 percent chance of rain before 1pm. Partly sunny, with a high near 47.

    High: 47 °F

    Chance Rain

Detailed Forecast

This Afternoon
Sunny, with a high near 67. Light northwest wind.
Tonight
Partly cloudy, with a low around 44. Calm wind.
Friday
A 20 percent chance of showers after 1pm. Partly sunny, with a high near 64. Calm wind becoming north around 6 mph in the morning.
Friday Night
A 30 percent chance of showers, mainly before 1am. Cloudy, with a low around 38. North wind 6 to 10 mph, with gusts as high as 20 mph.
Saturday
A 40 percent chance of rain, mainly after 1pm. Cloudy, with a high near 45. Northeast wind 11 to 13 mph, with gusts as high as 23 mph.
Saturday Night
Rain likely, mainly after 1am. Cloudy, with a low around 32. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Rain likely before 1pm, then showers likely after 1pm. Cloudy, with a high near 52. Chance of precipitation is 70%.
Sunday Night
Showers before 1am, then rain likely after 1am. Low around 36. Chance of precipitation is 90%.
Monday
A 30 percent chance of rain before 1pm. Partly sunny, with a high near 47.
Monday Night
Mostly clear, with a low around 22.
Tuesday
Sunny, with a high near 45.
Tuesday Night
Mostly clear, with a low around 25.
Wednesday
Mostly sunny, with a high near 52.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Summerville SC
 32.99°N 80.2°W (Elev. 30 ft)
Last Update:
7:33 am EST Jan 22, 2026
Forecast Valid:
12pm EST Jan 22, 2026-6pm EST Jan 28, 2026
 
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Additional Resources

Radar & Satellite Image

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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