Charleston, South Carolina 7-day weather forecast

Written by:
June 8, 2026
ESOlex // Shutterstock

Charleston, South Carolina 7-day weather forecast

Stacker created the forecast for Charleston, South Carolina using data from OpenWeather. This week's high is 100 °F on Sunday, while the low is 76 °F on Tuesday. There are expected to be 3 sunny days and rain on 5 days this week.

NWS Charleston SC has issued a heat advisory until Monday at 07:00 PM.

Monday, July 6

- High of 95 °F, low of 79 °F (51% humidity)
- Partly cloudy with a 100% chance of rain (3 mm of rain)
- Very high risk of harm from sun exposure (11 UV index)
- Moderate breeze (15 mph wind)
- Sunrise at 6:17 AM, sunset at 8:31 PM
1 / 6
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Tuesday, July 7

- High of 92 °F, low of 76 °F (49% humidity)
- Mostly cloudy with a 59% chance of rain (0 mm of rain)
- Very high risk of harm from sun exposure (11 UV index)
- Moderate breeze (14 mph wind)
- Sunrise at 6:17 AM, sunset at 8:31 PM
- Last quarter moon
2 / 6
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Wednesday, July 8

- High of 97 °F, low of 80 °F (43% humidity)
- Partly sunny with a 53% chance of rain (1 mm of rain)
- Very high risk of harm from sun exposure (9 UV index)
- Moderate breeze (15 mph wind)
- Sunrise at 6:18 AM, sunset at 8:30 PM
3 / 6
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Thursday, July 9

- High of 94 °F, low of 80 °F (56% humidity)
- Fair with a 38% chance of rain (0 mm of rain)
- Very high risk of harm from sun exposure (10 UV index)
- Moderate breeze (16 mph wind)
- Sunrise at 6:18 AM, sunset at 8:30 PM
4 / 6
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Friday, July 10

- High of 97 °F, low of 81 °F (41% humidity)
- Sunny with a 0% chance of rain
- Moderate breeze (17 mph wind)
- Sunrise at 6:19 AM, sunset at 8:30 PM
5 / 6
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Saturday, July 11

- High of 98 °F, low of 82 °F (40% humidity)
- Mostly sunny with a 0% chance of rain
- Moderate breeze (16 mph wind)
- Sunrise at 6:20 AM, sunset at 8:30 PM
6 / 6
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Sunday, July 12

- High of 100 °F, low of 80 °F (36% humidity)
- Partly cloudy with a 34% chance of rain (0 mm of rain)
- Moderate breeze (14 mph wind)
- Sunrise at 6:20 AM, sunset at 8:29 PM

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