Charleston, South Carolina 7-day weather forecast

Written by:
March 23, 2026
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Charleston, South Carolina 7-day weather forecast

created the forecast for Charleston, South Carolina using data from . This week's high is 85 掳F on Monday, while the low is 68 掳F on Tuesday. There are expected to be 4 sunny days and rain on 3 days this week.

There are currently no weather alerts.

Monday, May 18

- High of 85 掳F, low of 69 掳F (57% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (10 UV index)
- Gentle breeze (10 mph wind)
- Sunrise at 6:18 AM, sunset at 8:13 PM
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Tuesday, May 19

- High of 82 掳F, low of 68 掳F (53% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (10 UV index)
- Gentle breeze (9 mph wind)
- Sunrise at 6:18 AM, sunset at 8:14 PM
2 / 6
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Wednesday, May 20

- High of 84 掳F, low of 69 掳F (50% humidity)
- Partly cloudy with a 0% chance of rain
- Very high risk of harm from sun exposure (10 UV index)
- Gentle breeze (11 mph wind)
- Sunrise at 6:17 AM, sunset at 8:14 PM
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Thursday, May 21

- High of 83 掳F, low of 71 掳F (56% humidity)
- Mostly sunny with a 54% chance of rain (1 mm of rain)
- Very high risk of harm from sun exposure (10 UV index)
- Gentle breeze (12 mph wind)
- Sunrise at 6:17 AM, sunset at 8:15 PM
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Friday, May 22

- High of 84 掳F, low of 71 掳F (55% humidity)
- Partly sunny with a 0% chance of rain
- Gentle breeze (11 mph wind)
- Sunrise at 6:16 AM, sunset at 8:16 PM
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Saturday, May 23

- High of 83 掳F, low of 71 掳F (59% humidity)
- Mostly sunny with a 81% chance of rain (0 mm of rain)
- Gentle breeze (11 mph wind)
- Sunrise at 6:16 AM, sunset at 8:17 PM
- First quarter moon
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Sunday, May 24

- High of 85 掳F, low of 73 掳F (57% humidity)
- Partly cloudy with a 33% chance of rain (0 mm of rain)
- Gentle breeze (10 mph wind)
- Sunrise at 6:15 AM, sunset at 8:17 PM

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