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.

Overcast

41°F

5°C

Humidity 89%
Wind Speed S 5 mph
Barometer 30.06 in (1018.6 mb)
Dewpoint 38°F (3°C)
Visibility 8.00 mi
Wind Chill38°F (3°C)
Last update 7 Dec 3:53 pm EST
Extended Forecast for

Simpsonville SC

  • Tonight

    Tonight: A 30 percent chance of rain after 5am. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 37. Calm wind. New precipitation amounts of less than a tenth of an inch possible.

    Low: 37 °F

    Patchy Fog
    then Chance
    Rain and
    Patchy Fog

  • Monday

    Monday: Rain likely before 11am, then a slight chance of rain after 3pm. Patchy fog before noon. Otherwise, mostly cloudy, with a high near 43. Light north northeast wind becoming northeast 5 to 9 mph in the morning. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 43 °F

    Rain Likely
    and Patchy
    Fog then
    Slight Chance
    Rain

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 28. Northeast wind 5 to 9 mph.

    Low: 28 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 45. Calm wind becoming southwest 5 to 9 mph in the afternoon.

    High: 45 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 33. Southwest wind 6 to 10 mph.

    Low: 33 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 55.

    High: 55 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 56.

    High: 56 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of rain after 4am. Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy
    then Chance
    Rain

Detailed Forecast

Tonight
A 30 percent chance of rain after 5am. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 37. Calm wind. New precipitation amounts of less than a tenth of an inch possible.
Monday
Rain likely before 11am, then a slight chance of rain after 3pm. Patchy fog before noon. Otherwise, mostly cloudy, with a high near 43. Light north northeast wind becoming northeast 5 to 9 mph in the morning. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Mostly cloudy, with a low around 28. Northeast wind 5 to 9 mph.
Tuesday
Mostly sunny, with a high near 45. Calm wind becoming southwest 5 to 9 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 33. Southwest wind 6 to 10 mph.
Wednesday
Mostly sunny, with a high near 55.
Wednesday Night
Partly cloudy, with a low around 37.
Thursday
Mostly sunny, with a high near 56.
Thursday Night
A 30 percent chance of rain after 4am. Mostly cloudy, with a low around 39.
Friday
Mostly sunny, with a high near 52.
Friday Night
Mostly clear, with a low around 26.
Saturday
Sunny, with a high near 43.
Saturday Night
Clear, with a low around 20.
Sunday
Sunny, with a high near 44.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Simpsonville SC
 34.71°N 82.25°W (Elev. 860 ft)
Last Update:
12:58 pm EST Dec 7, 2025
Forecast Valid:
4pm EST Dec 7, 2025-6pm EST Dec 14, 2025
 
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