Hilton Head Island 7-day weather forecast

Written by:
March 23, 2026
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Hilton Head Island 7-day weather forecast

Stacker created the forecast for Hilton Head Island, South Carolina using data from OpenWeather. This week's high is 83 °F on Monday, while the low is 70 °F on Monday. There are expected to be 5 sunny days and rain on 1 day this week.

There are currently no weather alerts.

Monday, May 18

- High of 83 °F, low of 70 °F (75% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (10 UV index)
- Gentle breeze (11 mph wind)
- Sunrise at 6:23 AM, sunset at 8:15 PM
1 / 6
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Tuesday, May 19

- High of 75 °F, low of 72 °F (72% 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 6:23 AM, sunset at 8:16 PM
2 / 6
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Wednesday, May 20

- High of 77 °F, low of 72 °F (72% 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 6:22 AM, sunset at 8:16 PM
3 / 6
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Thursday, May 21

- High of 77 °F, low of 73 °F (73% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (10 UV index)
- Gentle breeze (12 mph wind)
- Sunrise at 6:21 AM, sunset at 8:17 PM
4 / 6
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Friday, May 22

- High of 77 °F, low of 73 °F (73% humidity)
- Mostly cloudy with a 0% chance of rain
- Moderate breeze (13 mph wind)
- Sunrise at 6:21 AM, sunset at 8:18 PM
5 / 6
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Saturday, May 23

- High of 78 °F, low of 73 °F (73% humidity)
- Sunny with a 0% chance of rain
- Moderate breeze (13 mph wind)
- Sunrise at 6:20 AM, sunset at 8:18 PM
- First quarter moon
6 / 6
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Sunday, May 24

- High of 78 °F, low of 74 °F (76% humidity)
- Fair with a 20% chance of rain (0 mm of rain)
- Gentle breeze (11 mph wind)
- Sunrise at 6:20 AM, sunset at 8:19 PM

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