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Trenton, SC
Full City Profile · South Carolina · Edgefield County County
3.4
/5.0
B
Good
320
Population
248/sq mi density
$52,986
Median Income
$34,706 per capita
$153,100
Home Value
$236,358 Zillow
$792
Median Rent
36.0% income on rent
63°F
Avg Temperature
308 sunny days/yr
85
Violent Crime/100K
1,147 property/100K
B
Overall
3.4 / 5.0
Good overall score based on economy, affordability, safety and education
B+
Economy
3.5 / 5.0
$52,986 median income, 5.8% unemployment
A+
Affordability
5.0 / 5.0
$153,100 home value, $792/mo rent
F
Safety
1.0 / 5.0
85 violent crimes/100K
B+
Education
3.9 / 5.0
36.5% bachelor's degree or higher
Trenton enjoys a temperate climate with an average annual temperature of 63°F (17°C). Winters average 44°F in January while summers reach 81°F in July. The area gets 308 sunny days per year. Annual precipitation totals 48.5 inches. The area receives 1.0 inches of snow annually. Air quality is rated Good with a median AQI of 43.
Temperature
44°F Jan (7°C)
81°F Jul (27°C)
| Annual Average | 62.7°F |
| 16% above US avg | |
| January Average | 44°F (7°C) |
| July Average | 81°F (27°C) |
| Sunny Days | 308 days/yr |
Geography
| Elevation | 620 ft (189 m) |
| Area | 1.3 sq mi (3.3 km²) |
| Population Density | 248/sq mi |
| Coordinates | 33.7406°N, 81.8409°W |
| Timezone | America/New_York |
| County | Edgefield County County |
| Nearest Airport | Aiken Regional (AIK) 11 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0409 ppm |
| SO₂ (Sulfur Dioxide) | 0.16 ppb |
| PM2.5 (Fine Particles) | 8.9 μg/m³ |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 22.0 / 100 |
| Social Vulnerability | 54.7 / 100 |
| Community Resilience | 21.3 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Relatively Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Low |
| Heat Wave | Relatively Low |
| Winter Weather | Very Low |
| Lightning | Relatively Low |
| Ice Storm | Relatively Moderate |
| 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 | 44°F (7°C) | 4.8 in | Coldest, Wettest |
| February | 47°F (8°C) | 4.2 in | |
| March | 54°F (12°C) | 4.8 in | |
| April | 61°F (16°C) | 3.6 in | |
| May | 69°F (21°C) | 3.8 in | |
| June | 76°F (25°C) | 4.3 in | |
| July | 81°F (27°C) | 4.5 in | Warmest |
| August | 78°F (26°C) | 4.2 in | |
| September | 73°F (23°C) | 3.3 in | |
| October | 62°F (17°C) | 3.2 in | |
| November | 53°F (12°C) | 2.8 in | Driest |
| December | 46°F (8°C) | 3.7 in |
Trenton has a seasonal temperature swing of 37°F / from 44°F in January to 81°F in July. Total annual precipitation is 47.0 inches, with January being the wettest month (4.8") and November the driest (2.8").