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Mayesville, SC
Full City Profile · South Carolina · Sumter County County
2.9
/5.0
C+
Fair
801
Population
785/sq mi density
$45,179
Median Income
$16,356 per capita
$90,800
Home Value
$104,783 Zillow
62°F
Avg Temperature
308 sunny days/yr
789
Violent Crime/100K
4,676 property/100K
C+
Overall
2.9 / 5.0
Fair overall score based on economy, affordability, safety and education
C+
Economy
2.7 / 5.0
$45,179 median income, 0.7% unemployment
A+
Affordability
5.0 / 5.0
$90,800 home value, /mo rent
F
Safety
1.0 / 5.0
789 violent crimes/100K (108% above avg)
C+
Education
2.7 / 5.0
21.6% bachelor's degree or higher
Mayesville enjoys a temperate climate with an average annual temperature of 62°F (17°C). Winters average 44°F in January while summers reach 80°F in July. The area gets 308 sunny days per year. Annual precipitation totals 48.8 inches. The area receives 0.3 inches of snow annually. Air quality is rated Good with a median AQI of 43.
Temperature
44°F Jan (7°C)
80°F Jul (27°C)
| Annual Average | 62.1°F |
| 15% above US avg | |
| January Average | 44°F (7°C) |
| July Average | 80°F (27°C) |
| Sunny Days | 308 days/yr |
Geography
| Elevation | 140 ft (43 m) |
| Area | 1.0 sq mi (2.6 km²) |
| Population Density | 785/sq mi |
| Coordinates | 33.9849°N, 80.2044°W |
| Timezone | America/New_York |
| County | Sumter County County |
| Nearest Airport | Hartsville Regional (HVS) 29 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 81.7 / 100 |
| Social Vulnerability | 54.7 / 100 |
| Community Resilience | 45.0 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| 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 Moderate |
| Ice Storm | Relatively High |
| Drought | Relatively Low |
| Cold Wave | Relatively Moderate |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Tsunami History
1 tsunami recorded within 500 km.
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1886 | CHARLESTON, SC | Earthquake | — | — | 122 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 44°F (7°C) | 4.3 in | Coldest |
| February | 48°F (9°C) | 3.5 in | |
| March | 55°F (13°C) | 4.4 in | |
| April | 62°F (17°C) | 2.9 in | |
| May | 70°F (21°C) | 3.5 in | |
| June | 77°F (25°C) | 5.0 in | |
| July | 80°F (27°C) | 5.4 in | Warmest, Wettest |
| August | 79°F (26°C) | 5.1 in | |
| September | 74°F (23°C) | 3.8 in | |
| October | 63°F (17°C) | 3.0 in | |
| November | 55°F (13°C) | 2.7 in | Driest |
| December | 47°F (8°C) | 3.4 in |
Mayesville has a seasonal temperature swing of 36°F / from 44°F in January to 80°F in July. Total annual precipitation is 47.1 inches, with July being the wettest month (5.4") and November the driest (2.7").