Charleston, South Carolina 7-day weather forecast

Written by:
August 4, 2025
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 88 °F on Sunday, while the low is 71 °F on Monday. There are expected to be 0 sunny days and rain on 7 days this week.

There are currently no weather alerts.

Monday, August 4

- High of 76 °F, low of 71 °F (93% humidity)
- Overcast with a 100% chance of rain (17 mm of rain)
- High risk of harm from sun exposure (7 UV index)
- Moderate breeze (13 mph wind)
- Sunrise at 6:35 AM, sunset at 8:15 PM
1 / 6
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Tuesday, August 5

- High of 86 °F, low of 76 °F (65% humidity)
- Overcast with a 100% chance of rain (10 mm of rain)
- Very high risk of harm from sun exposure (9 UV index)
- Gentle breeze (11 mph wind)
- Sunrise at 6:36 AM, sunset at 8:14 PM
2 / 6
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Wednesday, August 6

- High of 84 °F, low of 74 °F (79% humidity)
- Overcast with a 100% chance of rain (13 mm of rain)
- Very high risk of harm from sun exposure (8 UV index)
- Moderate breeze (13 mph wind)
- Sunrise at 6:37 AM, sunset at 8:14 PM
3 / 6
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Thursday, August 7

- High of 87 °F, low of 74 °F (63% humidity)
- Partly cloudy with a 100% chance of rain (4 mm of rain)
- Very high risk of harm from sun exposure (10 UV index)
- Moderate breeze (14 mph wind)
- Sunrise at 6:37 AM, sunset at 8:13 PM
4 / 6
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Friday, August 8

- High of 79 °F, low of 74 °F (83% humidity)
- Overcast with a 100% chance of rain (3 mm of rain)
- Moderate breeze (13 mph wind)
- Sunrise at 6:38 AM, sunset at 8:12 PM
5 / 6
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Saturday, August 9

- High of 86 °F, low of 74 °F (61% humidity)
- Overcast with a 48% chance of rain (0 mm of rain)
- Gentle breeze (11 mph wind)
- Sunrise at 6:39 AM, sunset at 8:11 PM
- Full moon
6 / 6
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Sunday, August 10

- High of 88 °F, low of 76 °F (57% humidity)
- Partly cloudy with a 97% chance of rain (4 mm of rain)
- Moderate breeze (13 mph wind)
- Sunrise at 6:39 AM, sunset at 8:10 PM

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