Hilton Head Island, SC Weather Forecast

Local 7-day forecast

90°

Mostly Sunny then Chance Showers And Thunderstorms

Track current conditions, temperature changes, wind, and the full daily outlook for Hilton Head Island, SC in one place.

Tuesday, August 25, 2026

Wind: 2 to 7 mph SW

Tuesday

A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90. Heat index values as high as 103. Southwest wind 2 to 7 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.

Local 7-day forecast

Local Weather Overview

This forecast page for Hilton Head Island, SC is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Aug 24, 2026 4:16 PM EDT.

The active forecast window currently covers Aug 25 to Aug 30, 2026 for Hilton Head Island, SC.

Page Snapshot

Page focus: city weather
Forecast window: Aug 25 to Aug 30, 2026
Latest sync: Aug 24, 2026 4:16 PM EDT
Forecast office: CHS
Source: NOAA / NWS

Next High

90°F

Tuesday

Next Low

76°F

Tuesday Night

Rain Outlook

Periods mentioning precipitation

Windiest

3 to 10 mph

Thursday

Daily Outlook

Today

Aug 25

Mostly Sunny then Chance Showers And Thunderstorms

90 °F

/ 76°F

Wind 2 to 7 mph

Wed

Aug 26

Showers And Thunderstorms Likely

89 °F

/ 77°F

Wind 2 to 8 mph

Thu

Aug 27

Showers And Thunderstorms Likely then Chance Showers And Thunderstorms

90 °F

/ 77°F

Wind 3 to 10 mph

Fri

Aug 28

Chance Showers And Thunderstorms

90 °F

/ 77°F

Wind 3 to 8 mph

Sat

Aug 29

Chance Showers And Thunderstorms

90 °F

/ 77°F

Wind 2 to 6 mph

Sun

Aug 30

Chance Showers And Thunderstorms

90 °F

/ 78°F

Wind 1 to 7 mph

This Week in Hilton Head Island

Tuesday looks like the warmest upcoming period in Hilton Head Island at 90 degrees F.

Tuesday Night is the coolest period ahead with temperatures near 76 degrees F.

The strongest winds are forecast for Thursday at about 3 to 10 mph SW.

Precipitation is mentioned in 12 upcoming forecast periods.

Forecast Details

Last updated: Aug 24, 2026 4:16 PM EDT
Coverage: 6 days
Time zone: America/New_York
Forecast office: CHS
Radar station: KCLX

Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.

Open NOAA source

Extended Forecast

Tuesday Night

Aug 25

76°F

Showers And Thunderstorms Likely then Chance Showers And Thunderstorms

2 to 6 mph S

Showers and thunderstorms likely before 7pm, then a chance of showers and thunderstorms between 7pm and 2am, then showers and thunderstorms likely. Partly cloudy, with a low around 76. South wind 2 to 6 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.

Wednesday

Aug 26

89°F

Showers And Thunderstorms Likely

2 to 8 mph S

Showers and thunderstorms likely before 2pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 89. South wind 2 to 8 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.

Wednesday Night

Aug 26

77°F

Chance Showers And Thunderstorms

3 to 7 mph S

A chance of showers and thunderstorms before 2am, then showers and thunderstorms likely. Partly cloudy, with a low around 77. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.

Thursday

Aug 27

90°F

Showers And Thunderstorms Likely then Chance Showers And Thunderstorms

3 to 10 mph SW

Showers and thunderstorms likely before 8am, then a chance of showers and thunderstorms. Mostly sunny, with a high near 90. Chance of precipitation is 60%.

Thursday Night

Aug 27

77°F

Chance Showers And Thunderstorms

5 to 9 mph S

A chance of showers and thunderstorms. Partly cloudy, with a low around 77. Chance of precipitation is 50%.

Friday

Aug 28

90°F

Chance Showers And Thunderstorms

3 to 8 mph SW

A chance of showers and thunderstorms. Mostly sunny, with a high near 90. Chance of precipitation is 50%.

Friday Night

Aug 28

77°F

Chance Showers And Thunderstorms then Showers And Thunderstorms Likely

2 to 8 mph SW

A chance of showers and thunderstorms before 8pm, then showers and thunderstorms likely. Partly cloudy, with a low around 77. Chance of precipitation is 60%.

Saturday

Aug 29

90°F

Chance Showers And Thunderstorms

2 to 6 mph SW

A chance of showers and thunderstorms before 2pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 90. Chance of precipitation is 40%.

Saturday Night

Aug 29

77°F

Chance Showers And Thunderstorms

1 to 5 mph S

A chance of showers and thunderstorms. Partly cloudy, with a low around 77. Chance of precipitation is 40%.

Sunday

Aug 30

90°F

Chance Showers And Thunderstorms

1 to 7 mph SW

A chance of showers and thunderstorms. Mostly sunny, with a high near 90. Chance of precipitation is 30%.

Sunday Night

Aug 30

78°F

Chance Showers And Thunderstorms

2 to 7 mph S

A chance of showers and thunderstorms. Partly cloudy, with a low around 78. Chance of precipitation is 30%.

Detailed Forecast

Period	Conditions	Temp	Wind	Details
Tuesday Aug 25	Mostly Sunny then Chance Showers And Thunderstorms	90°F	2 to 7 mph SW	A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90. Heat index values as high as 103. So...
Tuesday Night Aug 25	Showers And Thunderstorms Likely then Chance Showers And Thunderstorms	76°F	2 to 6 mph S	Showers and thunderstorms likely before 7pm, then a chance of showers and thunderstorms between 7pm and 2am, then shower...
Wednesday Aug 26	Showers And Thunderstorms Likely	89°F	2 to 8 mph S	Showers and thunderstorms likely before 2pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near...
Wednesday Night Aug 26	Chance Showers And Thunderstorms	77°F	3 to 7 mph S	A chance of showers and thunderstorms before 2am, then showers and thunderstorms likely. Partly cloudy, with a low aroun...
Thursday Aug 27	Showers And Thunderstorms Likely then Chance Showers And Thunderstorms	90°F	3 to 10 mph SW	Showers and thunderstorms likely before 8am, then a chance of showers and thunderstorms. Mostly sunny, with a high near...
Thursday Night Aug 27	Chance Showers And Thunderstorms	77°F	5 to 9 mph S	A chance of showers and thunderstorms. Partly cloudy, with a low around 77. Chance of precipitation is 50%.
Friday Aug 28	Chance Showers And Thunderstorms	90°F	3 to 8 mph SW	A chance of showers and thunderstorms. Mostly sunny, with a high near 90. Chance of precipitation is 50%.
Friday Night Aug 28	Chance Showers And Thunderstorms then Showers And Thunderstorms Likely	77°F	2 to 8 mph SW	A chance of showers and thunderstorms before 8pm, then showers and thunderstorms likely. Partly cloudy, with a low aroun...
Saturday Aug 29	Chance Showers And Thunderstorms	90°F	2 to 6 mph SW	A chance of showers and thunderstorms before 2pm, then a chance of showers and thunderstorms. Mostly sunny, with a high...
Saturday Night Aug 29	Chance Showers And Thunderstorms	77°F	1 to 5 mph S	A chance of showers and thunderstorms. Partly cloudy, with a low around 77. Chance of precipitation is 40%.
Sunday Aug 30	Chance Showers And Thunderstorms	90°F	1 to 7 mph SW	A chance of showers and thunderstorms. Mostly sunny, with a high near 90. Chance of precipitation is 30%.
Sunday Night Aug 30	Chance Showers And Thunderstorms	78°F	2 to 7 mph S	A chance of showers and thunderstorms. Partly cloudy, with a low around 78. Chance of precipitation is 30%.

Nearby Forecasts

Explore weather pages for nearby cities and major places around Hilton Head Island.

Region Links

Beaufort County weather

County forecast page

South Carolina weather

Statewide weather overview

United States weather

National weather entry point

Harbour Town July 2007 image

Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.