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Seneca, SC
Full City Profile · South Carolina · Pickens County County
2.9
/5.0
C+
Fair
8,910
Population
1,065/sq mi density
$52,207
Median Income
$32,598 per capita
$223,100
Home Value
$297,748 Zillow
$806
Median Rent
31.0% income on rent
61°F
Avg Temperature
310 sunny days/yr
587
Violent Crime/100K
2,604 property/100K
C+
Overall
2.9 / 5.0
Fair overall score based on economy, affordability, safety and education
C+
Economy
2.9 / 5.0
$52,207 median income, 5.8% unemployment
A
Affordability
4.3 / 5.0
$223,100 home value, $806/mo rent
F
Safety
1.0 / 5.0
587 violent crimes/100K (54% above avg)
B
Education
3.3 / 5.0
29.2% bachelor's degree or higher
Seneca enjoys a temperate climate with an average annual temperature of 61°F (16°C). Winters average 43°F in January while summers reach 79°F in July. The area gets 310 sunny days per year. Annual precipitation totals 49.0 inches. Air quality is rated Good with a median AQI of 43.
Temperature
43°F Jan (6°C)
79°F Jul (26°C)
| Annual Average | 61.4°F |
| 14% above US avg | |
| January Average | 43°F (6°C) |
| July Average | 79°F (26°C) |
| Sunny Days | 310 days/yr |
Geography
| Elevation | 908 ft (277 m) |
| Area | 7.6 sq mi (19.6 km²) |
| Population Density | 1,065/sq mi |
| Coordinates | 34.6811°N, 82.9656°W |
| Timezone | America/New_York |
| County | Pickens County County |
| Nearest Airport | Oconee County Regional (CEU) 5 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 77.6 / 100 |
| Social Vulnerability | 41.0 / 100 |
| Community Resilience | 45.3 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Relatively Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Moderate |
| Hail | Relatively Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Low |
| Winter Weather | Very Low |
| Lightning | Relatively High |
| Ice Storm | Relatively 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 | 43°F (6°C) | 5.5 in | Coldest |
| February | 45°F (7°C) | 4.9 in | |
| March | 52°F (11°C) | 5.9 in | Wettest |
| April | 60°F (15°C) | 4.1 in | Driest |
| May | 67°F (20°C) | 4.9 in | |
| June | 74°F (24°C) | 4.2 in | |
| July | 79°F (26°C) | 4.6 in | Warmest |
| August | 77°F (25°C) | 4.9 in | |
| September | 72°F (22°C) | 4.3 in | |
| October | 61°F (16°C) | 4.3 in | |
| November | 52°F (11°C) | 4.5 in | |
| December | 45°F (7°C) | 4.8 in |
Seneca has a seasonal temperature swing of 37°F / from 43°F in January to 79°F in July. Total annual precipitation is 57.0 inches, with March being the wettest month (5.9") and April the driest (4.1").