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

45°F

7°C

Humidity 44%
Wind Speed SW 7 mph
Barometer 29.89 in (1012.1 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 14 Jan 1:53 am EST
Extended Forecast for

3 Miles NNE Simpsonville SC

  • Overnight

    Overnight: Mostly cloudy, with a low around 40. West southwest wind around 11 mph, with gusts as high as 21 mph.

    Low: 40 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of showers between 9am and noon. Cloudy, then gradually becoming mostly sunny, with a high near 54. Southwest wind 11 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.

    High: 54 °F

    Chance
    Showers then
    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers, mainly before 7pm. Cloudy during the early evening, then gradual clearing, with a low around 25. West southwest wind 10 to 13 mph becoming north after midnight. Winds could gust as high as 21 mph.

    Low: 25 °F

    Chance
    Showers then
    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 39. Northwest wind around 11 mph, with gusts as high as 18 mph.

    High: 39 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 19. Northwest wind 5 to 7 mph becoming west southwest after midnight.

    Low: 19 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 46.

    High: 46 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 49. Breezy.

    High: 49 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 40. West southwest wind around 11 mph, with gusts as high as 21 mph.
Wednesday
A chance of showers between 9am and noon. Cloudy, then gradually becoming mostly sunny, with a high near 54. Southwest wind 11 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.
Wednesday Night
A 30 percent chance of showers, mainly before 7pm. Cloudy during the early evening, then gradual clearing, with a low around 25. West southwest wind 10 to 13 mph becoming north after midnight. Winds could gust as high as 21 mph.
Thursday
Sunny, with a high near 39. Northwest wind around 11 mph, with gusts as high as 18 mph.
Thursday Night
Mostly clear, with a low around 19. Northwest wind 5 to 7 mph becoming west southwest after midnight.
Friday
Sunny, with a high near 46.
Friday Night
Partly cloudy, with a low around 34.
Saturday
Mostly sunny, with a high near 49. Breezy.
Saturday Night
Mostly cloudy, with a low around 25.
Sunday
Sunny, with a high near 41.
Sunday Night
Clear, with a low around 21.
M.L.King Day
Sunny, with a high near 44.
Monday Night
Mostly clear, with a low around 23.
Tuesday
Sunny, with a high near 46.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Simpsonville SC
 34.78°N 82.24°W (Elev. 850 ft)
Last Update:
1:28 am EST Jan 14, 2026
Forecast Valid:
2am EST Jan 14, 2026-6pm EST Jan 20, 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