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

67°F

19°C

Humidity 87%
Wind Speed SW 3 mph
Barometer 30.19 in (1021.6 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 17 May 7:53 am EDT
Extended Forecast for

Greenville SC

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 88. Calm wind becoming south southwest 5 to 7 mph in the afternoon.

    High: 88 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Partly cloudy, with a low around 65. South wind around 5 mph becoming calm after midnight.

    Low: 65 °F

    Partly Cloudy

  • Monday

    Monday: Mostly cloudy through mid morning, then gradual clearing, with a high near 89. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 89 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 64. South wind around 6 mph becoming calm.

    Low: 64 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 89. Calm wind becoming south southwest around 6 mph in the afternoon.

    High: 89 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 67.

    Low: 67 °F

    Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 88. Calm wind becoming south southwest 5 to 7 mph in the afternoon.
Tonight
Partly cloudy, with a low around 65. South wind around 5 mph becoming calm after midnight.
Monday
Mostly cloudy through mid morning, then gradual clearing, with a high near 89. Calm wind becoming south 5 to 7 mph in the afternoon.
Monday Night
Mostly clear, with a low around 64. South wind around 6 mph becoming calm.
Tuesday
Sunny, with a high near 89. Calm wind becoming south southwest around 6 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 66.
Wednesday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90.
Wednesday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 67.
Thursday
A 50 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 88.
Thursday Night
A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 62. Chance of precipitation is 70%.
Friday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 79. Chance of precipitation is 60%.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 61. Chance of precipitation is 70%.
Saturday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
Greenville SC
 34.83°N 82.35°W (Elev. 997 ft)
Last Update:
2:24 am EDT May 17, 2026
Forecast Valid:
8am EDT May 17, 2026-6pm EDT May 23, 2026
 
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