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.

Light Rain Fog/Mist

42°F

6°C

Humidity 100%
Wind Speed Calm
Barometer 30.22 in (1023.7 mb)
Dewpoint 42°F (6°C)
Visibility 0.25 mi
Last update 30 Nov 11:53 pm EST
Extended Forecast for

Simpsonville SC

  • Tonight

    Tonight: Mostly cloudy, with a low around 34. North northeast wind 3 to 7 mph.

    Low: 34 °F

    Mostly Cloudy

  • Monday

    Monday: Increasing clouds, with a high near 47. East northeast wind 9 to 11 mph, with gusts as high as 18 mph.

    High: 47 °F

    Increasing
    Clouds

  • Monday Night

    Monday Night: Rain, mainly after 11pm. Patchy fog after 2am. Low around 37. North northeast wind around 7 mph. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.

    Low: 37 °F

    Rain Likely
    then Rain and
    Patchy Fog

  • Tuesday

    Tuesday: Rain, mainly before 1pm. Patchy fog before 8am. High near 52. North northeast wind 6 to 8 mph becoming west in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 52 °F

    Rain and
    Patchy Fog

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 28. North wind 5 to 8 mph.

    Low: 28 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 31.

    Low: 31 °F

    Mostly Clear

  • Thursday

    Thursday: Partly sunny, with a high near 56.

    High: 56 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 34. North northeast wind 3 to 7 mph.
Monday
Increasing clouds, with a high near 47. East northeast wind 9 to 11 mph, with gusts as high as 18 mph.
Monday Night
Rain, mainly after 11pm. Patchy fog after 2am. Low around 37. North northeast wind around 7 mph. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.
Tuesday
Rain, mainly before 1pm. Patchy fog before 8am. High near 52. North northeast wind 6 to 8 mph becoming west in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
Partly cloudy, with a low around 28. North wind 5 to 8 mph.
Wednesday
Sunny, with a high near 49.
Wednesday Night
Mostly clear, with a low around 31.
Thursday
Partly sunny, with a high near 56.
Thursday Night
Mostly cloudy, with a low around 33.
Friday
Rain likely, mainly after 1pm. Mostly cloudy, with a high near 41. Chance of precipitation is 70%.
Friday Night
Rain likely. Cloudy, with a low around 34. Chance of precipitation is 70%.
Saturday
A 40 percent chance of rain. Mostly cloudy, with a high near 52.
Saturday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 34.
Sunday
A 30 percent chance of rain. Mostly sunny, with a high near 52.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Simpsonville SC
 34.71°N 82.25°W (Elev. 860 ft)
Last Update:
6:03 pm EST Nov 30, 2025
Forecast Valid:
11pm EST Nov 30, 2025-6pm EST Dec 7, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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