Kiawah Island, South Carolina Climate
United States
Pop. 1,749 Elev. 3 m / 10 ft
TZ: America/New_York (UTC-4) ·
Kiawah Island sees mild summers peaking at 84°F (29°C) in July, and cool winters that bottom out around 43°F (6°C) in January. Humidity pushes the summer feels-like temperature to around 95°F (35°C). Precipitation occurs on roughly 63 days per year (47.8 in / 1213 mm total), with snow on 1 days and 6 in (159 mm) of annual accumulation. The city averages 156 sunny days per year and around 42 thunderstorm days. Ocean water temperatures reach 86°F (30°C) in summer.
| Temperature | 84°F (29°C) high | 43°F (6°C) low |
| Feels like | 95°F (35°C) high | 39°F (4°C) low |
| Rain | 63 days | 47.8 in (1213 mm) /yr |
| Snow | 1 days | 6.3 in (159 mm) /yr |
| Sky | 156 sunny | 42 stormy |
| Wind | 5.7 mph (2.5 m/s) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: Mar, Apr, May, Jun, Jul, Sep, Nov
Sky & Air by Month
Cloud cover (%)
38
Jan 49
Feb 40
Mar 42
Apr 61
May 53
Jun 59
Jul 69
Aug 45
Sep 48
Oct 31
Nov 46
Dec Humidity (%)
65
Jan 79
Feb 72
Mar 76
Apr 80
May 82
Jun 83
Jul 80
Aug 78
Sep 74
Oct 73
Nov 76
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 20 mi Charleston International Airport (CHS)
Ski resort 243 mi Sapphire Valley Ski Resort
National park 16 mi Fort Sumter and Fort Moultrie National Historical Park, Liberty Square
Mountain peak
(5,053 ft) 247 mi Green Knob
Hospital 14 mi Bon Secours Saint Francis Hospital
Hiking trail 41 mi Palmetto Trail: Swamp Fox Passage
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 52°F 11°C | 43°F 6°C | 1.8 in 45 mm | 6.3 in159 mm | 18 |
| February | 58°F 15°C | 52°F 11°C | 1.5 in 39 mm | — | 11 |
| March | 63°F 17°C | 56°F 14°C | 4.7 in 120 mm | — | 17 |
| April | 70°F 21°C | 66°F 19°C | 0.6 in 14 mm | — | 14 |
| May | 77°F 25°C | 73°F 23°C | 4.5 in 114 mm | — | 7 |
| June | 81°F 27°C | 79°F 26°C | 3.8 in 97 mm | — | 12 |
| July | 84°F 29°C | 81°F 27°C | 4.6 in 118 mm | — | 7 |
| August | 82°F 28°C | 78°F 26°C | 13.0 in 330 mm | — | 6 |
| September | 79°F 26°C | 74°F 23°C | 3.3 in 85 mm | — | 14 |
| October | 73°F 23°C | 66°F 19°C | 7.4 in 188 mm | — | 15 |
| November | 65°F 19°C | 58°F 15°C | 0.5 in 12 mm | — | 21 |
| December | 59°F 15°C | 51°F 11°C | 2.0 in 51 mm | — | 14 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 18 | 0 |
| February | 11 | 0 |
| March | 17 | 6 |
| April | 14 | 0 |
| May | 7 | 4 |
| June | 12 | 5 |
| July | 7 | 5 |
| August | 6 | 11 |
| September | 14 | 4 |
| October | 15 | 4 |
| November | 21 | 1 |
| December | 14 | 2 |
Water Temperatures Data
↑ See chart| Month | Ocean Avg High | Lake Avg High |
|---|---|---|
| January | 58°F 14°C | 45°F 7°C |
| February | 58°F 14°C | 57°F 14°C |
| March | 62°F 17°C | 60°F 15°C |
| April | 72°F 22°C | 70°F 21°C |
| May | 77°F 25°C | 76°F 25°C |
| June | 83°F 29°C | 82°F 28°C |
| July | 86°F 30°C | 85°F 29°C |
| August | 86°F 30°C | 82°F 28°C |
| September | 81°F 27°C | 77°F 25°C |
| October | 78°F 26°C | 68°F 20°C |
| November | 67°F 19°C | 59°F 15°C |
| December | 62°F 17°C | 52°F 11°C |