Wallace, SC
Full City Profile · South Carolina · Marlboro County County
1.5
/5.0
D
Poor
669
Population
102/sq mi density
$75,800
Home Value
$122,891 Zillow
62°F
Avg Temperature
D
Overall
1.5 / 5.0
Below average overall score based on economy, affordability, safety and education
F
Education
1.5 / 5.0
5.7% bachelor's degree or higher
Wallace enjoys a temperate climate with an average annual temperature of 62°F (17°C). Winters average 43°F in January while summers reach 81°F in July. Annual precipitation totals 48.6 inches. The area receives 0.1 inches of snow annually.
Temperature
43°F Jan (6°C)
81°F Jul (27°C)
| Annual Average | 61.9°F |
| 15% above US avg | |
| January Average | 43°F (6°C) |
| July Average | 81°F (27°C) |
Geography
| Elevation | 150 ft (46 m) |
| Area | 6.6 sq mi (17.0 km²) |
| Population Density | 102/sq mi |
| Coordinates | 34.7231°N, 79.8403°W |
| Timezone | America/New_York |
| County | Marlboro County County |
| Nearest Airport | Hartsville Regional (HVS) 27 miles away |
Precipitation & Snow
Air Quality
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 57.5 / 100 |
| Social Vulnerability | 97.8 / 100 |
| Community Resilience | 17.6 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Relatively Moderate |
| Earthquake | Relatively Low |
| Wildfire | Relatively Low |
| Flood | Relatively Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Low |
| Lightning | Relatively Moderate |
| Ice Storm | Relatively High |
| Drought | Relatively 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 | 43°F (6°C) | 3.5 in | Coldest |
| February | 46°F (8°C) | 3.1 in | Driest |
| March | 53°F (12°C) | 3.8 in | |
| April | 62°F (17°C) | 3.3 in | |
| May | 70°F (21°C) | 3.7 in | |
| June | 77°F (25°C) | 4.8 in | |
| July | 81°F (27°C) | 5.2 in | Warmest |
| August | 79°F (26°C) | 5.1 in | |
| September | 73°F (23°C) | 5.4 in | Wettest |
| October | 63°F (17°C) | 3.9 in | |
| November | 52°F (11°C) | 3.3 in | |
| December | 46°F (8°C) | 3.7 in |
Wallace has a seasonal temperature swing of 38°F / from 43°F in January to 81°F in July. Total annual precipitation is 48.6 inches, with September being the wettest month (5.4") and February the driest (3.1").