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
| 21 December 2025 Sun 11.7 ° C ( 53.1°F )  Clear |
Feels Like : 10.9 ° C / 51.6°F Humidity : % 26 Pressure : 1022 mb Wind Speed : 8.6 kmph / 5.4 miles from SW 
Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
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 |
|---|---|---|---|---|---|---|---|
| 20 December 2025 Sat | Sunny |
0.8 ° C | 15.1 ° C | 6.7 ° C | % 43 | 11.5 km/h | 0% |
| 21 December 2025 Sun | Sunny |
3 ° C | 13.3 ° C | 7.2 ° C | % 56 | 15.1 km/h | 0% |
| 22 December 2025 Mon | Sunny |
1.7 ° C | 10.9 ° C | 5.4 ° C | % 42 | 15.8 km/h | 0% |
| 23 December 2025 Tue |  Partly Cloudy |
3.2 ° C | 13.5 ° C | 7.7 ° C | % 57 | 21.2 km/h | 0% |
| 24 December 2025 Wed | Sunny |
8.7 ° C | 19.2 ° C | 12.3 ° C | % 83 | 11.2 km/h | 0% |
| 25 December 2025 Thu | Partly Cloudy |
9.7 ° C | 19.7 ° C | 14.5 ° C | % 81 | 17.3 km/h | 0% |
| 26 December 2025 Fri | Sunny |
13.1 ° C | 22.4 ° C | 16.4 ° C | % 78 | 22.7 km/h | 0% |
| 27 December 2025 Sat | Sunny |
12.8 ° C | 22.8 ° C | 16.9 ° C | % 77 | 11.9 km/h | 0% |
| 28 December 2025 Sun | Sunny |
13.2 ° C | 21.5 ° C | 16.6 ° C | % 76 | 8.6 km/h | 0% |
| 29 December 2025 Mon |  Moderate rain |
11.5 ° C | 15.3 ° C | 12.9 ° C | % 90 | 10.8 km/h | 89% |
| 30 December 2025 Tue | Sunny |
4.7 ° C | 11.2 ° C | 9 ° C | % 64 | 19.8 km/h | 0% |
| 31 December 2025 Wed | Sunny |
0.9 ° C | 10.6 ° C | 5 ° C | % 57 | 8.6 km/h | 0% |
| 01 January 2026 Thu | Sunny |
0.8 ° C | 12.2 ° C | 5.8 ° C | % 50 | 14.8 km/h | 0% |
| 02 January 2026 Fri | Sunny |
3.4 ° C | 14.7 ° C | 8.4 ° C | % 58 | 8.6 km/h | 0% |
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