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Lyman, SC
Full City Profile · South Carolina · Greenville County County
3.3
/5.0
B
Good
6,317
Population
947/sq mi density
$69,688
Median Income
$30,153 per capita
$239,800
Home Value
$301,651 Zillow
$1,157
Median Rent
31.1% income on rent
61°F
Avg Temperature
310 sunny days/yr
656
Violent Crime/100K
2,103 property/100K
B
Overall
3.3 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.1 / 5.0
$69,688 median income, 2.9% unemployment
A+
Affordability
4.7 / 5.0
$239,800 home value, $1,157/mo rent
F
Safety
1.0 / 5.0
656 violent crimes/100K (73% above avg)
B
Education
3.3 / 5.0
28.2% bachelor's degree or higher
Lyman enjoys a temperate climate with an average annual temperature of 61°F (16°C). Winters average 43°F in January while summers reach 80°F in July. The area gets 310 sunny days per year. Annual precipitation totals 49.7 inches. The area receives 3.9 inches of snow annually. Air quality is rated Good with a median AQI of 43.
Temperature
43°F Jan (6°C)
80°F Jul (27°C)
| Annual Average | 61.3°F |
| 14% above US avg | |
| January Average | 43°F (6°C) |
| July Average | 80°F (27°C) |
| Sunny Days | 310 days/yr |
Geography
| Elevation | 819 ft (250 m) |
| Area | 6.0 sq mi (15.5 km²) |
| Population Density | 947/sq mi |
| Coordinates | 34.9739°N, 82.1302°W |
| Timezone | America/New_York |
| County | Greenville County County |
| Nearest Airport | Greenville Spartanburg International (GSP) 7 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0485 ppm |
| NO₂ (Nitrogen Dioxide) | 11.5 ppb |
| SO₂ (Sulfur Dioxide) | 0.22 ppb |
| PM2.5 (Fine Particles) | 9.7 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 94.0 / 100 |
| Social Vulnerability | 21.9 / 100 |
| Community Resilience | 57.3 / 100 |
Hazard Breakdown
| Tornado | Relatively High |
| Hurricane | Relatively Moderate |
| Earthquake | Relatively Moderate |
| Wildfire | Very Low |
| Flood | Relatively High |
| Hail | Relatively Moderate |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively Low |
| Lightning | Very High |
| Ice Storm | Very High |
| Drought | Relatively Low |
| Cold Wave | Relatively High |
| Landslide | Relatively Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 43°F (6°C) | 4.5 in | Coldest |
| February | 44°F (7°C) | 4.3 in | |
| March | 52°F (11°C) | 5.3 in | Wettest |
| April | 59°F (15°C) | 3.5 in | Driest |
| May | 67°F (20°C) | 4.5 in | |
| June | 75°F (24°C) | 4.2 in | |
| July | 80°F (27°C) | 4.5 in | Warmest |
| August | 77°F (25°C) | 4.2 in | |
| September | 71°F (22°C) | 3.9 in | |
| October | 60°F (16°C) | 4.1 in | |
| November | 51°F (10°C) | 3.8 in | |
| December | 43°F (6°C) | 4.0 in |
Lyman has a seasonal temperature swing of 37°F / from 43°F in January to 80°F in July. Total annual precipitation is 50.8 inches, with March being the wettest month (5.3") and April the driest (3.5").