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Clarks Hill, SC
Full City Profile · South Carolina · Columbia County County
2.1
/5.0
C
Fair
125
Population
39/sq mi density
$40,714
Median Income
$31,424 per capita
64°F
Avg Temperature
308 sunny days/yr
129
Violent Crime/100K
3,712 property/100K
C
Overall
2.1 / 5.0
Fair overall score based on economy, affordability, safety and education
B+
Economy
3.8 / 5.0
$40,714 median income, 0.0% unemployment
F
Safety
1.0 / 5.0
129 violent crimes/100K
F
Education
1.4 / 5.0
5.6% bachelor's degree or higher
Clarks Hill enjoys a temperate climate with an average annual temperature of 64°F (18°C). Winters average 46°F in January while summers reach 82°F in July. The area gets 308 sunny days per year. Annual precipitation totals 46.9 inches. Air quality is rated Good with a median AQI of 43.
Temperature
46°F Jan (8°C)
82°F Jul (28°C)
| Annual Average | 64.1°F |
| 19% above US avg | |
| January Average | 46°F (8°C) |
| July Average | 82°F (28°C) |
| Sunny Days | 308 days/yr |
Geography
| Elevation | 358 ft (109 m) |
| Area | 3.2 sq mi (8.3 km²) |
| Population Density | 39/sq mi |
| Coordinates | 33.6582°N, 82.1660°W |
| Timezone | America/New_York |
| County | Columbia County County |
| Nearest Airport | Augusta Regional At Bush Field (AGS) 23 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0404 ppm |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 76.8 / 100 |
| Social Vulnerability | 10.6 / 100 |
| Community Resilience | 52.3 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Relatively Low |
| Earthquake | Relatively Low |
| Wildfire | Relatively Low |
| Flood | Relatively Moderate |
| Hail | Relatively Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Low |
| Lightning | Relatively Moderate |
| Ice Storm | Relatively High |
| Drought | Very Low |
| Cold Wave | Relatively Low |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 46°F (8°C) | 4.6 in | Coldest |
| February | 48°F (9°C) | 4.2 in | |
| March | 55°F (13°C) | 4.8 in | Wettest |
| April | 62°F (17°C) | 3.6 in | |
| May | 70°F (21°C) | 3.7 in | |
| June | 77°F (25°C) | 4.1 in | |
| July | 82°F (28°C) | 4.5 in | Warmest |
| August | 79°F (26°C) | 4.3 in | |
| September | 74°F (23°C) | 3.0 in | |
| October | 64°F (18°C) | 3.2 in | |
| November | 55°F (13°C) | 2.7 in | Driest |
| December | 47°F (8°C) | 3.7 in |
Clarks Hill has a seasonal temperature swing of 36°F / from 46°F in January to 82°F in July. Total annual precipitation is 46.4 inches, with March being the wettest month (4.8") and November the driest (2.7").