Greenville-Spartanburg Airport (GSP) 15 Day Weather Forecast, Greenville United States
Current weather conditions and 15 day weather forecast for Greenville-Spartanburg Airport in Greenville, United States including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain, wind speed, cloud, pressure, and UV index.
Current weather conditions at GSP
| 14 September 2026 Mon 23.6 ° C ( 74.5°F )  Cloudy |
Feels Like : 25 ° C / 77°F Humidity : % 72 Pressure : 1018 mb Wind Speed : 7.6 kmph / 4.7 miles from N 
Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 67 |
15-day weather forecast for Greenville-Spartanburg Airport, Greenville, United States
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 14 September 2026 Mon |  Sunny |
22.8 ° C | 33.6 ° C | 27.6 ° C | % 55 | 13.7 km/h | 4% |
| 15 September 2026 Tue |  Overcast |
19.5 ° C | 27.2 ° C | 23.2 ° C | % 63 | 17.3 km/h | 13% |
| 16 September 2026 Wed | Sunny |
19.2 ° C | 30.6 ° C | 24.8 ° C | % 62 | 10.1 km/h | 5% |
| 17 September 2026 Thu | Sunny |
21.2 ° C | 32.4 ° C | 25 ° C | % 71 | 18.4 km/h | 67% |
| 18 September 2026 Fri |  Patchy rain nearby |
20 ° C | 31 ° C | 24.3 ° C | % 76 | 15.5 km/h | 59% |
| 19 September 2026 Sat | Patchy rain nearby |
17.1 ° C | 22.6 ° C | 19.8 ° C | % 85 | 16.9 km/h | 34% |
| 20 September 2026 Sun |  Mist |
18.4 ° C | 30 ° C | 23.1 ° C | % 78 | 11.2 km/h | 42% |
| 21 September 2026 Mon | Patchy rain nearby |
11.5 ° C | 22.6 ° C | 16.3 ° C | % 93 | 25.2 km/h | 86% |
| 22 September 2026 Tue | Patchy rain nearby |
11.7 ° C | 17.1 ° C | 14.7 ° C | % 83 | 18 km/h | 27% |
| 23 September 2026 Wed | Sunny |
14.7 ° C | 26.6 ° C | 19.8 ° C | % 65 | 18.7 km/h | 6% |
| 24 September 2026 Thu | Sunny |
13.5 ° C | 24.9 ° C | 18.6 ° C | % 53 | 14.4 km/h | 2% |
| 25 September 2026 Fri | Sunny |
13 ° C | 25.8 ° C | 18.6 ° C | % 46 | 10.1 km/h | 1% |
| 26 September 2026 Sat | Sunny |
14.2 ° C | 27.6 ° C | 20 ° C | % 46 | 7.6 km/h | 3% |
| 27 September 2026 Sun | Sunny |
16 ° C | 28 ° C | 21.4 ° C | % 48 | 10.1 km/h | 1% |
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