Weather Forecast for Hilton Head Island
South Carolina, United States of America
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Current Weather - Hilton Head Island: 25°C
Current Weather - Hilton Head Island: 25°C
South Carolina, United States of America
Sunny
Feels like 27°C
Wind
6 km/h SW
Humidity
89%
Pressure
1015 mb
UV Index
1
Visibility
16 km
Heavy rain
Sunday, June 14, 2026
High
35°C
Low
24°C
Rain Chance
67%
Hourly Forecast
34°C
34°C
32°C
32°C
31°C
30°C
29°C
28°C
27°C
27°C
Day Statistics
Maximum Wind
19 km/h
Humidity
70%
Precipitation
20 mm
UV Index
11
Visibility
10 km
Rain Chance
67%
Snow Chance
0%
Sun & Moon
Sunrise
06:16 AM
Sunset
08:31 PM
Moonrise
05:06 AM
Moonset
08:16 PM
Moon Phase
New Moon
Moon Illumination
0%
Air Quality
PM2.5
11.9
μg/m³
PM10
12.9
μg/m³
NO₂
2.3
μg/m³
O₃
92.5
μg/m³
SO₂
0.6
μg/m³
CO
164.7
μg/m³
Patchy rain nearby
Monday, June 15, 2026
High
35°C
Low
24°C
Rain Chance
36%
Hourly Forecast
26°C
25°C
25°C
25°C
24°C
24°C
24°C
25°C
26°C
28°C
30°C
31°C
33°C
34°C
34°C
35°C
35°C
35°C
34°C
32°C
29°C
28°C
27°C
26°C
Day Statistics
Maximum Wind
21 km/h
Humidity
65%
Precipitation
1 mm
UV Index
11
Visibility
10 km
Rain Chance
36%
Snow Chance
0%
Sun & Moon
Sunrise
06:16 AM
Sunset
08:31 PM
Moonrise
06:07 AM
Moonset
09:22 PM
Moon Phase
New Moon
Moon Illumination
2%
Air Quality
PM2.5
9.9
μg/m³
PM10
11
μg/m³
NO₂
2.3
μg/m³
O₃
76.8
μg/m³
SO₂
0.6
μg/m³
CO
138.5
μg/m³
Patchy rain nearby
Tuesday, June 16, 2026
High
30°C
Low
23°C
Rain Chance
68%
Hourly Forecast
25°C
24°C
24°C
24°C
23°C
23°C
23°C
24°C
24°C
26°C
26°C
26°C
26°C
28°C
27°C
26°C
26°C
26°C
26°C
25°C
25°C
24°C
24°C
25°C
Day Statistics
Maximum Wind
18 km/h
Humidity
81%
Precipitation
3 mm
UV Index
10
Visibility
10 km
Rain Chance
68%
Snow Chance
0%
Sun & Moon
Sunrise
06:16 AM
Sunset
08:31 PM
Moonrise
07:17 AM
Moonset
10:19 PM
Moon Phase
Waxing Crescent
Moon Illumination
6%
Air Quality
PM2.5
5.3
μg/m³
PM10
5.8
μg/m³
NO₂
2.6
μg/m³
O₃
60
μg/m³
SO₂
0.5
μg/m³
CO
136
μg/m³
Patchy rain nearby
Wednesday, June 17, 2026
High
33°C
Low
23°C
Rain Chance
57%
Hourly Forecast
24°C
24°C
23°C
23°C
23°C
23°C
23°C
23°C
23°C
23°C
23°C
26°C
28°C
30°C
31°C
31°C
31°C
30°C
30°C
30°C
28°C
26°C
26°C
25°C
Day Statistics
Maximum Wind
15 km/h
Humidity
75%
Precipitation
2 mm
UV Index
9
Visibility
10 km
Rain Chance
57%
Snow Chance
0%
Sun & Moon
Sunrise
06:16 AM
Sunset
08:32 PM
Moonrise
08:32 AM
Moonset
11:07 PM
Moon Phase
Waxing Crescent
Moon Illumination
11%
Air Quality
PM2.5
4.4
μg/m³
PM10
5
μg/m³
NO₂
2.6
μg/m³
O₃
51.3
μg/m³
SO₂
0.5
μg/m³
CO
133.2
μg/m³
Partly Cloudy
Thursday, June 18, 2026
High
34°C
Low
23°C
Rain Chance
17%
Hourly Forecast
25°C
25°C
25°C
24°C
24°C
24°C
24°C
25°C
25°C
27°C
29°C
30°C
31°C
33°C
33°C
33°C
32°C
31°C
30°C
29°C
29°C
28°C
28°C
27°C
Day Statistics
Maximum Wind
23 km/h
Humidity
73%
Precipitation
0 mm
UV Index
1
Visibility
10 km
Rain Chance
17%
Snow Chance
0%
Sun & Moon
Sunrise
06:16 AM
Sunset
08:32 PM
Moonrise
09:46 AM
Moonset
11:46 PM
Moon Phase
Waxing Crescent
Moon Illumination
19%
Air Quality
PM2.5
5.4
μg/m³
PM10
6.4
μg/m³
NO₂
2.8
μg/m³
O₃
49.7
μg/m³
SO₂
0.6
μg/m³
CO
136.7
μg/m³
Patchy rain nearby
Friday, June 19, 2026
High
35°C
Low
24°C
Rain Chance
57%
Hourly Forecast
27°C
26°C
26°C
25°C
25°C
25°C
25°C
26°C
27°C
28°C
30°C
31°C
33°C
34°C
34°C
34°C
33°C
32°C
31°C
29°C
28°C
27°C
25°C
25°C
Day Statistics
Maximum Wind
17 km/h
Humidity
67%
Precipitation
1 mm
UV Index
6
Visibility
10 km
Rain Chance
57%
Snow Chance
0%
Sun & Moon
Sunrise
06:16 AM
Sunset
08:32 PM
Moonrise
10:58 AM
Moonset
Does not set today
Moon Phase
Waxing Crescent
Moon Illumination
28%
Patchy rain nearby
Saturday, June 20, 2026
High
29°C
Low
23°C
Rain Chance
72%
Hourly Forecast
24°C
24°C
24°C
24°C
23°C
23°C
24°C
24°C
25°C
26°C
28°C
28°C
27°C
26°C
25°C
25°C
25°C
25°C
24°C
24°C
24°C
24°C
24°C
23°C
Day Statistics
Maximum Wind
16 km/h
Humidity
85%
Precipitation
3 mm
UV Index
5
Visibility
10 km
Rain Chance
72%
Snow Chance
0%
Sun & Moon
Sunrise
06:17 AM
Sunset
08:32 PM
Moonrise
12:05 PM
Moonset
12:20 AM
Moon Phase
First Quarter
Moon Illumination
38%
Solar Radiation Data
Shortwave Radiation
30.98
Diffuse Radiation
9.07
DNI
0
GTI
0
Weather Alerts
Heat Advisory issued June 14 at 2:14AM EDT until June 14 at 6:00PM EDT by NWS Charleston SC
* WHAT...Temperatures in the upper 90s and heat indices of 105 to 110 degrees. * WHERE...Coastal southeast Georgia and coastal South Carolina. * WHEN...From 11 AM this morning to 6 PM EDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.
Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke.
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