Hilton Head Island, South Carolina Climate
United States
Pop. 40,512 Elev. 15 m / 49 ft
TZ: America/New_York (UTC-4) ·
Hilton Head Island has warm summers with average highs of 88°F (31°C) in July, and cool winters averaging 39°F (4°C) in January. Humidity pushes the summer feels-like temperature to around 106°F (41°C). Rain falls on about 74 days per year (52.2 in / 1325 mm total), with snow on 1 days and 7 in (175 mm) of annual accumulation. The city averages 156 sunny days per year and around 58 thunderstorm days. Ocean water temperatures reach 88°F (31°C) in summer.
| Temperature | 88°F (31°C) high | 39°F (4°C) low |
| Feels like | 106°F (41°C) high | 35°F (2°C) low |
| Rain | 74 days | 52.2 in (1325 mm) /yr |
| Snow | 1 days | 6.9 in (175 mm) /yr |
| Sky | 156 sunny | 58 stormy |
| Wind | 4.0 mph (1.8 m/s) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: Feb, Mar, Apr, Jun, Jul, Sep, Oct, Nov, Dec
Sky & Air by Month
Cloud cover (%)
38
Jan 49
Feb 41
Mar 46
Apr 63
May 54
Jun 55
Jul 70
Aug 42
Sep 48
Oct 31
Nov 46
Dec Humidity (%)
63
Jan 74
Feb 66
Mar 73
Apr 75
May 79
Jun 81
Jul 81
Aug 77
Sep 76
Oct 71
Nov 75
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 3 mi Hilton Head Airport (HHH)
Ski resort 242 mi Sapphire Valley Ski Resort
National park 17 mi Old Beaufort Firehouse, Reconstruction Era National Historical Park
Mountain peak
(5,072 ft) 245 mi Pilot Mountain
Hospital 2 mi Hilton Head Hospital
Hiking trail 21 mi Tupelo Trail
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 53°F 12°C | 39°F 4°C | 1.8 in 45 mm | 6.9 in175 mm | 18 |
| February | 64°F 18°C | 50°F 10°C | 2.1 in 54 mm | — | 10 |
| March | 68°F 20°C | 54°F 12°C | 4.5 in 113 mm | — | 17 |
| April | 75°F 24°C | 64°F 18°C | 0.8 in 21 mm | — | 13 |
| May | 82°F 28°C | 71°F 22°C | 6.3 in 161 mm | — | 7 |
| June | 85°F 30°C | 77°F 25°C | 4.5 in 113 mm | — | 12 |
| July | 88°F 31°C | 79°F 26°C | 5.3 in 134 mm | — | 8 |
| August | 84°F 29°C | 77°F 25°C | 16.2 in 411 mm | — | 6 |
| September | 82°F 28°C | 71°F 22°C | 2.3 in 57 mm | — | 15 |
| October | 74°F 23°C | 63°F 17°C | 5.6 in 142 mm | — | 14 |
| November | 69°F 20°C | 53°F 12°C | 0.6 in 16 mm | — | 21 |
| December | 61°F 16°C | 48°F 9°C | 2.3 in 59 mm | — | 15 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 18 | 0 |
| February | 10 | 1 |
| March | 17 | 4 |
| April | 13 | 0 |
| May | 7 | 7 |
| June | 12 | 7 |
| July | 8 | 11 |
| August | 6 | 15 |
| September | 15 | 4 |
| October | 14 | 5 |
| November | 21 | 1 |
| December | 15 | 3 |
Water Temperatures Data
↑ See chart| Month | Ocean Avg High | Lake Avg High |
|---|---|---|
| January | 55°F 13°C | 47°F 8°C |
| February | 57°F 14°C | 56°F 14°C |
| March | 64°F 18°C | 59°F 15°C |
| April | 74°F 23°C | 70°F 21°C |
| May | 79°F 26°C | 77°F 25°C |
| June | 86°F 30°C | 82°F 28°C |
| July | 88°F 31°C | 85°F 29°C |
| August | 88°F 31°C | 83°F 28°C |
| September | 81°F 27°C | 78°F 26°C |
| October | 79°F 26°C | 70°F 21°C |
| November | 66°F 19°C | 61°F 16°C |
| December | 61°F 16°C | 54°F 12°C |