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

Greenville Downtown Airport (KGMU)

Lat: 34.85°NLon: 82.35°WElev: 1010ft.

Fair

69°F

21°C

Humidity 76%
Wind Speed W 3 mph
Barometer 30.27 in (1023.8 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 19 May 4:53 am EDT
Extended Forecast for

Mauldin SC

  • Today

    Today: Mostly sunny, with a high near 90. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 90 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 67. South southwest wind around 5 mph becoming calm in the evening.

    Low: 67 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 91. South southwest wind 5 to 8 mph.

    High: 91 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Cloudy during the early evening, then gradual clearing, with a low around 67. Southwest wind around 6 mph becoming calm in the evening.

    Low: 67 °F

    Gradual
    Clearing

  • Thursday

    Thursday: A chance of showers and thunderstorms between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly sunny, with a high near 90. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 60%.

    High: 90 °F

    Sunny then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 64. Chance of precipitation is 80%.

    Low: 64 °F

    Showers

  • Friday

    Friday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 82. Chance of precipitation is 70%.

    High: 82 °F

    Showers
    Likely

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 2am, then showers likely. Low around 64. Chance of precipitation is 80%.

    Low: 64 °F

    Showers

  • Saturday

    Saturday: Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 83. Chance of precipitation is 70%.

    High: 83 °F

    Showers
    Likely

Detailed Forecast

Today
Mostly sunny, with a high near 90. Calm wind becoming south 5 to 7 mph in the afternoon.
Tonight
Partly cloudy, with a low around 67. South southwest wind around 5 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 91. South southwest wind 5 to 8 mph.
Wednesday Night
Cloudy during the early evening, then gradual clearing, with a low around 67. Southwest wind around 6 mph becoming calm in the evening.
Thursday
A chance of showers and thunderstorms between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly sunny, with a high near 90. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 60%.
Thursday Night
Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 64. Chance of precipitation is 80%.
Friday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 82. Chance of precipitation is 70%.
Friday Night
Showers and possibly a thunderstorm before 2am, then showers likely. Low around 64. Chance of precipitation is 80%.
Saturday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 83. Chance of precipitation is 70%.
Saturday Night
Showers likely and possibly a thunderstorm before 2am, then a chance of showers. Mostly cloudy, with a low around 65. Chance of precipitation is 70%.
Sunday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 84. Chance of precipitation is 60%.
Sunday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.
Memorial Day
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 84. Chance of precipitation is 70%.
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ABOUT THIS FORECAST

 
Point Forecast:
Mauldin SC
 34.78°N 82.3°W (Elev. 896 ft)
Last Update:
2:24 am EDT May 19, 2026
Forecast Valid:
5am EDT May 19, 2026-6pm EDT May 25, 2026
 
Forecast Discussion
 
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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