Hanahan, South Carolina Climate
United States
Pop. 17,997 Elev. 18 m / 59 ft
TZ: America/New_York (UTC-4) ·
Hanahan has warm summers with average highs of 91°F (33°C) in July, and cool winters averaging 34°F (1°C) in January. Humidity pushes the summer feels-like temperature to around 115°F (46°C). Rain falls on about 75 days per year (49.7 in / 1262 mm total), with snow on 1 days and 7 in (179 mm) of annual accumulation. The city averages 145 sunny days per year and around 56 thunderstorm days. Ocean water temperatures reach 86°F (30°C) in summer.
| Temperature | 91°F (33°C) high | 34°F (1°C) low |
| Feels like | 115°F (46°C) high | 31°F (-1°C) low |
| Rain | 75 days | 49.7 in (1262 mm) /yr |
| Snow | 1 days | 7.1 in (179 mm) /yr |
| Sky | 145 sunny | 56 stormy |
| Wind | 2.7 mph (1.2 m/s) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: Feb, Mar, Apr, May, Sep, Nov, Dec
Sky & Air by Month
Cloud cover (%)
38
Jan 49
Feb 40
Mar 48
Apr 65
May 54
Jun 64
Jul 73
Aug 47
Sep 50
Oct 32
Nov 47
Dec Humidity (%)
58
Jan 65
Feb 56
Mar 68
Apr 70
May 75
Jun 79
Jul 81
Aug 76
Sep 75
Oct 68
Nov 70
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 2 mi Charleston International Airport (CHS)
Ski resort 244 mi Appalachian Mountain Ski Area
National park 10 mi Fort Sumter and Fort Moultrie National Historical Park, Liberty Square
Mountain peak
(5,053 ft) 231 mi Green Knob
Hospital 0 mi
Hiking trail 21 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 | 54°F 12°C | 34°F 1°C | 1.4 in 35 mm | 7.1 in179 mm | 18 |
| February | 68°F 20°C | 46°F 8°C | 1.1 in 29 mm | — | 12 |
| March | 72°F 22°C | 50°F 10°C | 4.6 in 118 mm | — | 17 |
| April | 79°F 26°C | 60°F 15°C | 2.0 in 50 mm | — | 11 |
| May | 85°F 29°C | 68°F 20°C | 4.8 in 122 mm | — | 6 |
| June | 89°F 32°C | 74°F 23°C | 6.5 in 165 mm | — | 11 |
| July | 91°F 33°C | 77°F 25°C | 7.4 in 187 mm | — | 6 |
| August | 85°F 30°C | 73°F 23°C | 9.0 in 228 mm | — | 5 |
| September | 84°F 29°C | 67°F 19°C | 2.9 in 73 mm | — | 13 |
| October | 74°F 23°C | 57°F 14°C | 7.4 in 188 mm | — | 14 |
| November | 71°F 21°C | 48°F 9°C | 0.5 in 11 mm | — | 19 |
| December | 61°F 16°C | 42°F 6°C | 2.2 in 56 mm | — | 13 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 18 | 0 |
| February | 12 | 1 |
| March | 17 | 4 |
| April | 11 | 2 |
| May | 6 | 8 |
| June | 11 | 8 |
| July | 6 | 13 |
| August | 5 | 9 |
| September | 13 | 4 |
| October | 14 | 5 |
| November | 19 | 0 |
| December | 13 | 2 |
Water Temperatures Data
↑ See chart| Month | Ocean Avg High | Lake Avg High |
|---|---|---|
| January | 57°F 14°C | 43°F 6°C |
| February | 56°F 13°C | 56°F 13°C |
| March | 64°F 18°C | 59°F 15°C |
| April | 72°F 22°C | 69°F 21°C |
| May | 77°F 25°C | 75°F 24°C |
| June | 83°F 28°C | 82°F 28°C |
| July | 86°F 30°C | 84°F 29°C |
| August | 86°F 30°C | 81°F 27°C |
| September | 81°F 27°C | 76°F 24°C |
| October | 78°F 25°C | 66°F 19°C |
| November | 66°F 19°C | 58°F 14°C |
| December | 61°F 16°C | 50°F 10°C |