National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Marion County Airport (KMAO)

Lat: 34.18°NLon: 79.34°WElev: 92ft.

Fair

72°F

22°C

Humidity 47%
Wind Speed Calm
Barometer 30.04 in
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 13 Oct 7:15 pm EDT
Extended Forecast for

Marion SC

  • Tonight

    Tonight: Clear, with a low around 58. Calm wind.

    Low: 58 °F

    Clear

  • Wednesday

    Wednesday: Patchy fog before 9am. Otherwise, sunny, with a high near 88. Light southwest wind.

    High: 88 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 61. Calm wind.

    Low: 61 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 89. Calm wind.

    High: 89 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 62. Calm wind.

    Low: 62 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 44.

    Low: 44 °F

    Clear

Detailed Forecast

Tonight
Clear, with a low around 58. Calm wind.
Wednesday
Patchy fog before 9am. Otherwise, sunny, with a high near 88. Light southwest wind.
Wednesday Night
Clear, with a low around 61. Calm wind.
Thursday
Sunny, with a high near 89. Calm wind.
Thursday Night
Clear, with a low around 62. Calm wind.
Friday
Sunny, with a high near 88.
Friday Night
Mostly clear, with a low around 53.
Saturday
Sunny, with a high near 66.
Saturday Night
Clear, with a low around 44.
Sunday
Sunny, with a high near 66.
Sunday Night
Clear, with a low around 47.
Monday
Sunny, with a high near 74.
Monday Night
Mostly clear, with a low around 52.
Tuesday
Mostly sunny, with a high near 76.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Marion SC
 34.17°N 79.41°W (Elev. 52 ft)
Last Update:
6:02 pm EDT Oct 13, 2026
Forecast Valid:
7pm EDT Oct 13, 2026-6pm EDT Oct 20, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation