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Weather in Hilton Head Island, United States 🇺🇸

Weather Forecast in Hilton Head Island

Current Weather in Hilton Head Island

Small Craft Advisory issued July 18 at 11:37AM EDT until July 19 at 6:00AM EDT by NWS Charleston SC
Sunny
31°C
Feels like 39°C. Sunny.
🌬️ 17 km/h S
💧 71% Humidity
🧭 1015 hPa
👁️ 16.0 km Visibility
☀️ UV Index: 1.4
🌡️ Dew Point: 26°C
🌅 Sunrise: 06:29 AM
🌇 Sunset: 08:29 PM
Map Overlays:

In Hilton Head Island right now it is 31°C and sunny, feeling like 39°C. Humidity is 71% with winds around 17 km/h, and the UV index is 1 (low). Over the next few days, temperatures in Hilton Head Island range from about 26°C to 34°C. ⚠️ Small Craft Advisory issued July 18 at 11:37AM EDT until July 19 at 6:00AM EDT by NWS Charleston SC

Hourly Forecast for Hilton Head Island

19:00
Sunny
30°
7%
20:00
Sunny
29°
7%
21:00
Clear
29°
9%
22:00
Clear
29°
9%
23:00
Clear
29°
8%
00:00
Clear
29°
8%
01:00
Clear
28°
9%
02:00
Clear
28°
9%
03:00
Clear
28°
8%
04:00
Clear
28°
6%
05:00
Clear
27°
6%
06:00
Clear
26°
7%
07:00
Sunny
26°
7%
08:00
Sunny
27°
8%
09:00
Sunny
28°
5%
10:00
Sunny
30°
4%
11:00
Sunny
31°
3%
12:00
Sunny
32°
3%
13:00
Sunny
32°
3%
14:00
Sunny
32°
3%
15:00
Sunny
31°
4%
16:00
Sunny
31°
4%
17:00
Sunny
31°
5%
18:00
Sunny
30°
6%

14-Day Forecast for Hilton Head Island

Sat, Jul 18
Sunny Sunny
34° / 27°
Sun, Jul 19
Sunny Sunny
32° / 26°
Mon, Jul 20
Sunny Sunny
31° / 26°
Tue, Jul 21
Sunny Sunny
31° / 26°
Wed, Jul 22
Sunny Sunny
33° / 26°
Thu, Jul 23
Partly Cloudy Partly Cloudy
33° / 28°
Fri, Jul 24
Sunny Sunny
29° / 27°
Sat, Jul 25
Sunny Sunny
29° / 26°
Sun, Jul 26
Sunny Sunny
35° / 27°
Mon, Jul 27
Patchy rain nearby Patchy rain nearby
34° / 26°
Tue, Jul 28
Sunny Sunny
36° / 24°
Wed, Jul 29
Sunny Sunny
34° / 24°
Thu, Jul 30
Sunny Sunny
34° / 25°
Fri, Jul 31
Sunny Sunny
34° / 26°

Additional Forecasts for Hilton Head Island

Air Quality

💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 138.0 μg/m³
O₃ (Ozone) 132.0 μg/m³
NO₂ (Nitrogen Dioxide) 1.1 μg/m³
SO₂ (Sulphur Dioxide) 0.7 μg/m³
PM2.5 (Fine particles) 9.3 μg/m³
PM10 (Coarse particles) 11.2 μg/m³

Historical Weather

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Best Time to Be Outside in Hilton Head Island Tomorrow

There is no good daylight window left in Hilton Head Island today. Tomorrow, the most comfortable window looks like 07:00 to 09:00, when it is around 27°C. It should stay dry through that window. No significant rain is expected in the next several hours.

Frequently Asked Questions about Weather in Hilton Head Island

What is the temperature in Hilton Head Island right now?

The current temperature in Hilton Head Island is 31°C (88°F), sunny (feels like 39°C).

What's the weather like in Hilton Head Island right now?

Conditions in Hilton Head Island right now: Sunny, humidity 71%, wind 17 km/h S.

What is today's forecast for Hilton Head Island?

Today in Hilton Head Island: high 34°C, low 27°C, sunny. Chance of rain: 9%.

What is the 7-day weather forecast for Hilton Head Island?

Daily highs and lows for Hilton Head Island:

  • 2026-07-18: 34°C / 27°C
  • 2026-07-19: 32°C / 26°C
  • 2026-07-20: 31°C / 26°C
  • 2026-07-21: 31°C / 26°C
  • 2026-07-22: 33°C / 26°C
  • 2026-07-23: 33°C / 28°C
  • 2026-07-24: 29°C / 27°C
Is it going to rain in Hilton Head Island today?

There is a 9% chance of rain in Hilton Head Island today.

What is the wind speed in Hilton Head Island right now?

Wind in Hilton Head Island is currently 17 km/h (11 mph) from the S.

What is the UV index in Hilton Head Island right now?

The UV index in Hilton Head Island is currently 1.4 (low). Sun protection is recommended when the index is 3 or higher.

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