Weather forecast for 10 daysSummerville, SC

Weather forecast for the weekend

Sunday Oct 18, 2026

  • 66°F
  • 48°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 16mphNNE 22°
  • Humidity: 51%
  • UV index: 6
  • Sunrise: 7:27 am EDT
  • Sunset: 6:44 pm EDT
  • ▼
Today, in Summerville, sunshine and minimal clouds are in the outlook.
Temperatures are forecasted to peak at a breezy 66.2°F and drop to a minimum of a frosty 48.2°F.
Today, expect colder conditions as the high matches November's average of 66°F, not October's.
Sunrise was at 7:27 am and sunset will be at 6:44 pm; the daylight will last for 11h and 17min.

10-day overview

Daily temperatures

Warmest day: Thursday 77°C.
Coldest day: today 66°C.

Chance of precipitation

Highest chance: Tuesday 27.10. 14%.

Long-term weather forecast

  • Sunday
  • Oct 18, 2026
  • 66°F
  • 48°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 16mphNNE 22°
  • Humidity: 51%
  • UV index: 6
  • Sunrise: 7:27 am EDT
  • Sunset: 6:44 pm EDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 70°F
  • 46°F
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 14mphN 3°
  • Humidity: 55%
  • UV index: 6
  • Sunrise: 7:28 am EDT
  • Sunset: 6:43 pm EDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 75°F
  • 48°F
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 9mphN 357°
  • Humidity: 44%
  • UV index: 6
  • Sunrise: 7:29 am EDT
  • Sunset: 6:41 pm EDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 75°F
  • 45°F
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 7mphN 359°
  • Humidity: 49%
  • UV index: 6
  • Sunrise: 7:29 am EDT
  • Sunset: 6:40 pm EDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 77°F
  • 46°F
Sunny
Sunny
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 5mphN 353°
  • Humidity: 54%
  • UV index: 6
  • Sunrise: 7:30 am EDT
  • Sunset: 6:39 pm EDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 73°F
  • 50°F
Sunny
Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 7mphNNE 20°
  • Humidity: 51%
  • UV index: 6
  • Sunrise: 7:31 am EDT
  • Sunset: 6:38 pm EDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 70°F
  • 52°F
Sunny
Sunny
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 11mphNNE 22°
  • Humidity: 62%
  • UV index: 6
  • Sunrise: 7:32 am EDT
  • Sunset: 6:37 pm EDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 72°F
  • 50°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 9mphNNE 16°
  • Humidity: 63%
  • UV index: 6
  • Sunrise: 7:33 am EDT
  • Sunset: 6:36 pm EDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 75°F
  • 50°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 8mphN 6°
  • Humidity: 59%
  • UV index: 6
  • Sunrise: 7:33 am EDT
  • Sunset: 6:35 pm EDT
  • ▼
  • Tuesday
  • Oct 27, 2026
  • 75°F
  • 52°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 14%
  • Precipitation: 0"
  • Wind: 7mphN 4°
  • Humidity: 52%
  • UV index: 5
  • Sunrise: 7:34 am EDT
  • Sunset: 6:34 pm EDT
  • ▼
Ten-day trends indicate that primarily clear and occasionally gloomy weather is predicted.
Rain is not expected in Summerville in the upcoming period.
In the upcoming period, the maximum temperature will vary between 66.2°F and 77°F, while nighttime temperatures are expected to vary from 44.6°F to 51.8°F.
With the highest temperature of 77°F, Thursday will be the warmest day; today is the coldest day, with a maximum temperature of 66.2°F.
Updated: Oct 18, 2026 @ 18:50:08 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Today, in Summerville, sunshine is expected with little to no cloud cover.

Today, the maximum temperature will be 66.2°F, while the minimum temperature will be 48.2°F.
The highest temperature will be notably lower than the average maximum of 76.6°F in October. The lowest temperature will be also notably lower than the average low of 59°F.

On Sunday, in Summerville, sunrise was at 7:27 am and sunset will be at 6:44 pm (EDT).

In Summerville, today, there will be 11h and 17min of daylight.