Cooler Fall Weather Arrives in South Carolina
The first day of fall in 2026, September 22, will bring a mix of summer-like temperatures and the onset of cooler weather in South Carolina. According to the National Weather Service, temperatures in the Greenville area are expected to remain in the high 80s (31-32°C) on Monday, September 21, and Tuesday, September 22. However, a cold front moving into the region will bring a significant drop in temperatures, with highs falling into the low 70s (21-22°C) by midweek. The cooler weather is expected to persist through the weekend. Additionally, the weather service has warned of potential severe thunderstorms, with damaging winds and heavy rainfall possible, particularly in the Upstate region on September 21 and 22.
