UncategorizedWeather

Summerville SC Weather (Aug 18, 2026 – Aug 23, 2026)

August 18, 2026
Sunny street in Summerville, SC, lined with trees and historic buildings. Cars parked along the road.

This 6-day look covers Summerville, South Carolina from Tuesday, August 18, 2026 through Sunday, August 23, 2026. Below, you’ll see the forecast alongside local events that may be affected by conditions.

☀️ Tuesday, August 18

Forecast: clear sky — Feels like: 88°F

Events happening this day:

With a clear sky and a temperature of 88°F, Tuesday in Summerville is ideal for outdoor events and activities. Attendees of the Food Forest Gardening Morning or the First Citizen’s Splash Pad should stay hydrated and wear sunscreen to enjoy the warm weather comfortably.

☁️ Wednesday, August 19

Forecast: overcast clouds — Temp: 96°F

Events happening this day:

With overcast clouds and a high of 96°F in Summerville, outdoor plans may be uncomfortable due to the heat, especially for events like the First Citizen’s Splash Pad, which could provide some relief. Attendees of indoor events such as The Addams Family should stay hydrated and consider dressing in lighter clothing to remain comfortable during the warm day.

☁️ Thursday, August 20

Forecast: scattered clouds — Temp: 102°F

Events happening this day:

With scattered clouds and a high of 102°F, outdoor plans in Summerville may be uncomfortable, especially for events like August Third Thursday and the First Citizen’s Splash Pad. Attendees should stay hydrated and consider seeking shade or cooling areas to enjoy the festivities safely.

☁️ Friday, August 21

Forecast: broken clouds — Temp: 100°F

Events happening this day:

With broken clouds and a sweltering temperature of 100°F, outdoor events like the First Citizen’s Splash Pad may provide some relief, but attendees should stay hydrated and take breaks in the shade. For those heading to performances at the Eternal Theater or the Hi/Lo event, it's advisable to dress lightly and prepare for the heat to ensure a comfortable experience.

🌧️ Saturday, August 22

Forecast: heavy intensity rain — Temp: 95°F

Events happening this day:

With heavy intensity rain expected in Summerville on Saturday, outdoor events like the Summerville Farmers Market and the 16th Annual Youth Triathlon may face disruptions or lower attendance. Attendees should consider bringing rain gear and plan for potential delays or cancellations, while those attending indoor events like The Addams Family or Chloe Hogan at Eternal Theater might find a more comfortable experience away from the weather.

🌧️ Sunday, August 23

Forecast: light rain — Temp: 93°F

Events happening this day:

With light rain expected in Summerville on Sunday, outdoor plans may be impacted, particularly for those attending events like the First Citizen’s Splash Pad, which may have a modified schedule. For comfort, it's advisable to bring umbrellas or raincoats if heading to the Eternal Theater for Chloe Hogan or any other activities, as the warm temperature of 93°F can make the rain feel more humid.

Tip: Forecast details can shift—double-check conditions the morning of outdoor plans, especially for rain or storms.