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Oak Grove, SC
Full City Profile · South Carolina · Lexington County County
3.5
/5.0
B+
Good
12,031
Population
1,589/sq mi density
$75,506
Median Income
$35,440 per capita
$195,700
Home Value
$238,932 Zillow
$988
Median Rent
41.2% income on rent
64°F
Avg Temperature
308 sunny days/yr
734
Violent Crime/100K
5,294 property/100K
B+
Overall
3.5 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.3 / 5.0
$75,506 median income, 1.8% unemployment
A+
Affordability
5.0 / 5.0
$195,700 home value, $988/mo rent
F
Safety
1.0 / 5.0
734 violent crimes/100K (93% above avg)
B+
Education
3.7 / 5.0
33.5% bachelor's degree or higher
Oak Grove 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 45.2 inches. The area receives 1.2 inches of snow annually. Air quality is rated Good with a median AQI of 43.
Temperature
46°F Jan (8°C)
82°F Jul (28°C)
| Annual Average | 64.3°F |
| 19% above US avg | |
| January Average | 46°F (8°C) |
| July Average | 82°F (28°C) |
| Sunny Days | 308 days/yr |
Geography
| Elevation | 374 ft (114 m) |
| Area | 2.6 sq mi (6.8 km²) |
| Population Density | 1,589/sq mi |
| Coordinates | 33.9830°N, 81.1514°W |
| Timezone | America/New_York |
| County | Lexington County County |
| Nearest Airport | Aiken Regional (AIK) 38 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 | 46°F (8°C) | 4.5 in | Coldest |
| 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 | 82°F (28°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 |
Oak Grove has a seasonal temperature swing of 37°F / from 46°F in January to 82°F in July. Total annual precipitation is 46.1 inches, with July being the wettest month (5.1") and April the driest (2.8").