National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Greenville Spartanburg International Airport (KGSP)

Lat: 34.91°NLon: 82.21°WElev: 955ft.

Fair

69°F

21°C

Humidity 81%
Wind Speed Calm
Barometer 29.99 in (1014.5 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 20 Jun 11:53 pm EDT
Extended Forecast for

Greer SC

  • Overnight

    Overnight: Mostly cloudy, then gradually becoming clear, with a low around 64. Calm wind.

    Low: 64 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Sunny, with a high near 88. Calm wind becoming south southwest around 6 mph in the afternoon.

    High: 88 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 70. Southwest wind around 6 mph.

    Low: 70 °F

    Mostly Clear

  • Monday

    Monday: Showers and thunderstorms likely, mainly after 5pm. Increasing clouds, with a high near 89. Southwest wind 11 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 89 °F

    Sunny then
    T-storms
    Likely

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 72. West southwest wind 10 to 14 mph, with gusts as high as 22 mph.

    Low: 72 °F

    Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms, mainly after 4pm. Mostly sunny, with a high near 89.

    High: 89 °F

    Sunny then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 68.

    Low: 68 °F

    Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 68.

    Low: 68 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, then gradually becoming clear, with a low around 64. Calm wind.
Sunday
Sunny, with a high near 88. Calm wind becoming south southwest around 6 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 70. Southwest wind around 6 mph.
Monday
Showers and thunderstorms likely, mainly after 5pm. Increasing clouds, with a high near 89. Southwest wind 11 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 72. West southwest wind 10 to 14 mph, with gusts as high as 22 mph.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly after 4pm. Mostly sunny, with a high near 89.
Tuesday Night
A 30 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 68.
Wednesday
Mostly sunny, with a high near 87.
Wednesday Night
Partly cloudy, with a low around 68.
Thursday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68.
Friday
Partly sunny, with a high near 88.
Friday Night
Partly cloudy, with a low around 69.
Saturday
Mostly sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
Greer SC
 34.93°N 82.23°W (Elev. 1001 ft)
Last Update:
6:39 pm EDT Jun 20, 2026
Forecast Valid:
12am EDT Jun 21, 2026-6pm EDT Jun 27, 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