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Cayce, SC
Full City Profile · South Carolina · Lexington County County
3.2
/5.0
B
Good
13,718
Population
813/sq mi density
$58,095
Median Income
$35,261 per capita
$158,900
Home Value
$207,427 Zillow
$1,358
Median Rent
28.9% income on rent
67°F
Avg Temperature
308 sunny days/yr
971
Violent Crime/100K
5,658 property/100K
B
Overall
3.2 / 5.0
Good overall score based on economy, affordability, safety and education
B+
Economy
3.5 / 5.0
$58,095 median income, 3.5% unemployment
A+
Affordability
5.0 / 5.0
$158,900 home value, $1,358/mo rent
F
Safety
1.0 / 5.0
971 violent crimes/100K (156% above avg)
B
Education
3.4 / 5.0
30.5% bachelor's degree or higher
Cayce enjoys a temperate climate with an average annual temperature of 67°F (19°C). Winters average 48°F in January while summers reach 84°F in July. The area gets 308 sunny days per year. Annual precipitation totals 48.1 inches. The area receives 0.2 inches of snow annually. Air quality is rated Good with a median AQI of 43.
Temperature
48°F Jan (9°C)
84°F Jul (29°C)
| Annual Average | 66.5°F |
| 23% above US avg | |
| January Average | 48°F (9°C) |
| July Average | 84°F (29°C) |
| Sunny Days | 308 days/yr |
Geography
| Elevation | 129 ft (39 m) |
| Area | 16.7 sq mi (43.1 km²) |
| Population Density | 813/sq mi |
| Coordinates | 33.9505°N, 81.0398°W |
| Timezone | America/New_York |
| County | Lexington County County |
| Nearest Airport | Aiken Regional (AIK) 42 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| PM2.5 (Fine Particles) | 7.8 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 90.9 / 100 |
| Social Vulnerability | 22.4 / 100 |
| Community Resilience | 46.3 / 100 |
Hazard Breakdown
| Tornado | Relatively High |
| Hurricane | Relatively Moderate |
| Earthquake | Relatively Moderate |
| Wildfire | Relatively Low |
| Flood | Relatively Moderate |
| Hail | Relatively Moderate |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively High |
| Ice Storm | Very High |
| Drought | Relatively Low |
| Cold Wave | Relatively Moderate |
| Landslide | Relatively Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 48°F (9°C) | 4.5 in | |
| February | 48°F (9°C) | 3.7 in | |
| March | 56°F (13°C) | 4.5 in | |
| April | 63°F (17°C) | 2.8 in | Driest |
| May | 71°F (22°C) | 3.2 in | |
| June | 78°F (25°C) | 4.7 in | |
| July | 84°F (29°C) | 5.1 in | Warmest, Wettest |
| August | 80°F (27°C) | 4.7 in | |
| September | 75°F (24°C) | 3.8 in | |
| October | 64°F (18°C) | 3.0 in | |
| November | 55°F (13°C) | 2.9 in | |
| December | 47°F (9°C) | 3.3 in | Coldest |
Cayce has a seasonal temperature swing of 36°F / from 47°F in December to 84°F in July. Total annual precipitation is 46.1 inches, with July being the wettest month (5.1") and April the driest (2.8").