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St. Matthews, SC
Full City Profile · South Carolina · Calhoun County County
3.0
/5.0
B
Good
1,626
Population
847/sq mi density
$55,351
Median Income
$30,598 per capita
$146,600
Home Value
$222,535 Zillow
$825
Median Rent
51.0% income on rent
64°F
Avg Temperature
308 sunny days/yr
474
Violent Crime/100K
5,263 property/100K
B
Overall
3.0 / 5.0
Good overall score based on economy, affordability, safety and education
C+
Economy
2.8 / 5.0
$55,351 median income, 4.3% unemployment
A+
Affordability
5.0 / 5.0
$146,600 home value, $825/mo rent
F
Safety
1.0 / 5.0
474 violent crimes/100K (25% above avg)
B
Education
3.4 / 5.0
29.5% bachelor's degree or higher
St. Matthews enjoys a temperate climate with an average annual temperature of 64°F (18°C). Winters average 47°F in January while summers reach 81°F in July. The area gets 308 sunny days per year. Annual precipitation totals 46.2 inches. The area receives 0.8 inches of snow annually. Air quality is rated Good with a median AQI of 43.
Temperature
47°F Jan (8°C)
81°F Jul (27°C)
| Annual Average | 64.2°F |
| 19% above US avg | |
| January Average | 47°F (8°C) |
| July Average | 81°F (27°C) |
| Sunny Days | 308 days/yr |
Geography
| Elevation | 279 ft (85 m) |
| Area | 1.9 sq mi (5.0 km²) |
| Population Density | 847/sq mi |
| Coordinates | 33.6646°N, 80.7788°W |
| Timezone | America/New_York |
| County | Calhoun County County |
| Nearest Airport | Barnwell Regional (BNL) 45 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 22.7 / 100 |
| Social Vulnerability | 70.9 / 100 |
| Community Resilience | 26.6 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Relatively Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | Very Low |
| Strong Wind | Relatively Low |
| Heat Wave | Relatively Low |
| Winter Weather | Very Low |
| Lightning | Relatively Low |
| Ice Storm | Relatively Low |
| Drought | Relatively Low |
| Cold Wave | Very Low |
| 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 | — | — | 112 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 47°F (8°C) | 4.3 in | Coldest |
| February | 48°F (9°C) | 3.7 in | |
| March | 56°F (13°C) | 4.3 in | |
| April | 63°F (17°C) | 2.8 in | |
| May | 71°F (21°C) | 3.7 in | |
| June | 77°F (25°C) | 5.0 in | |
| July | 81°F (27°C) | 5.2 in | Warmest |
| August | 79°F (26°C) | 5.2 in | Wettest |
| September | 74°F (24°C) | 3.8 in | |
| October | 64°F (18°C) | 2.9 in | |
| November | 55°F (13°C) | 2.6 in | Driest |
| December | 48°F (9°C) | 3.4 in |
St. Matthews has a seasonal temperature swing of 34°F / from 47°F in January to 81°F in July. Total annual precipitation is 46.9 inches, with August being the wettest month (5.2") and November the driest (2.6").