Blythewood, SC
Full City Profile · South Carolina · Richland County County
4.7
/5.0
A+
Excellent
5,309
Population
499/sq mi density
$105,583
Median Income
$52,587 per capita
$368,300
Home Value
$340,794 Zillow
$1,083
Median Rent
24.6% income on rent
60°F
Avg Temperature
A+
Overall
4.7 / 5.0
Strong
A+
Economy
4.7 / 5.0
$105,583 median income, 4.3% unemployment
A+
Affordability
4.7 / 5.0
$368,300 home value, $1,083/mo rent
A+
Education
4.5 / 5.0
44.3% bachelor's degree or higher
Blythewood enjoys a temperate climate with an average annual temperature of 60°F (16°C). Winters average 42°F in January while summers reach 79°F in July. Annual precipitation totals 45.5 inches. The area receives 0.8 inches of snow annually. Air quality is rated Good with a median AQI of 47.
Temperature
42°F Jan (5°C)
79°F Jul (26°C)
| Annual Average | 60.2°F |
| 11% above US avg | |
| January Average | 42°F (5°C) |
| July Average | 79°F (26°C) |
Geography
| Elevation | 514 ft (157 m) |
| Area | 10.6 sq mi (27.5 km²) |
| Population Density | 499/sq mi |
| Coordinates | 34.2092°N, 80.9953°W |
| Timezone | America/New_York |
| County | Richland County County |
| Nearest Airport | Hartsville Regional (HVS) 52 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 47.0 |
| Rating | Good |
| Good Days % | 57.4% |
| Unhealthy Days | 1 |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0415 ppm |
| NO₂ (Nitrogen Dioxide) | 5.9 ppb |
| SO₂ (Sulfur Dioxide) | 0.17 ppb |
| CO (Carbon Monoxide) | 0.13 ppm |
| PM2.5 (Fine Particles) | 8.6 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 93.1 / 100 |
| Social Vulnerability | 33.8 / 100 |
| Community Resilience | 65.2 / 100 |
Hazard Breakdown
| Tornado | Relatively High |
| Hurricane | Relatively High |
| Earthquake | Relatively Moderate |
| Wildfire | Relatively Low |
| Flood | Relatively High |
| Hail | Relatively Moderate |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively High |
| 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 | 42°F (5°C) | 3.9 in | Coldest |
| February | 44°F (7°C) | 3.5 in | |
| March | 51°F (10°C) | 4.0 in | |
| April | 59°F (15°C) | 2.9 in | Driest |
| May | 68°F (20°C) | 3.5 in | |
| June | 76°F (24°C) | 4.1 in | |
| July | 79°F (26°C) | 4.2 in | Warmest |
| August | 78°F (26°C) | 5.1 in | Wettest |
| September | 72°F (22°C) | 3.8 in | |
| October | 61°F (16°C) | 3.3 in | |
| November | 50°F (10°C) | 3.2 in | |
| December | 44°F (7°C) | 4.2 in |
Blythewood has a seasonal temperature swing of 38°F / from 42°F in January to 79°F in July. Total annual precipitation is 45.5 inches, with August being the wettest month (5.1") and April the driest (2.9").