Current conditions at
Greenville Downtown Airport (KGMU)
Lat: 34.85°NLon: 82.35°WElev: 1010ft.
Overcast
63°F
17°C
| Humidity | 97% |
| Wind Speed | SE 5 mph |
| Barometer | 29.90 in (1012.0 mb) |
| Dewpoint | 62°F (17°C) |
| Visibility | 10.00 mi |
| Last update | 15 Mar 6:53 pm EDT |
Extended Forecast for
Simpsonville SC
Tonight
Low: 61 °F
Chance
Showers and
Patchy Fog
then Showers
LikelyMonday
High: 65 °F⇓
Breezy.
T-storms then
Showers
LikelyMonday Night

Low: 28 °F
Mostly Clear
Tuesday

High: 49 °F
Sunny
Tuesday Night

Low: 26 °F
Mostly Clear
Wednesday

High: 51 °F
Mostly Sunny
Wednesday Night

Low: 31 °F
Mostly Clear
Thursday

High: 64 °F
Sunny
Thursday Night

Low: 41 °F
Mostly Clear
Detailed Forecast
Tonight
A chance of showers and thunderstorms before 3am, then showers likely and possibly a thunderstorm between 3am and 4am, then a chance of showers and thunderstorms after 4am. Patchy fog between 11pm and midnight. Otherwise, mostly cloudy, with a low around 61. East southeast wind 5 to 11 mph becoming south after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
Showers and thunderstorms before noon, then showers likely and possibly a thunderstorm between noon and 2pm, then a chance of showers after 2pm. Temperature falling to around 50 by 5pm. Breezy, with a south wind 17 to 23 mph, with gusts as high as 39 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
Mostly clear, with a low around 28. West wind 10 to 18 mph, with gusts as high as 34 mph.
Tuesday
Sunny, with a high near 49. West wind 8 to 14 mph, with gusts as high as 22 mph.
Tuesday Night
Mostly clear, with a low around 26. West northwest wind around 6 mph becoming light and variable after midnight.
Wednesday
Mostly sunny, with a high near 51.
Wednesday Night
Mostly clear, with a low around 31.
Thursday
Sunny, with a high near 64.
Thursday Night
Mostly clear, with a low around 41.
Friday
Sunny, with a high near 72.
Friday Night
Partly cloudy, with a low around 48.
Saturday
Mostly sunny, with a high near 78.
Saturday Night
Mostly clear, with a low around 52.
Sunday
Sunny, with a high near 79.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Simpsonville SC
34.73°N 82.25°W (Elev. 810 ft)
34.73°N 82.25°W (Elev. 810 ft)
6:09 pm EDT Mar 15, 2026
7pm EDT Mar 15, 2026-6pm EDT Mar 22, 2026


