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Fort Mill, SC
Full City Profile · South Carolina · Mecklenburg County County
3.9
/5.0
B+
Good
28,281
Population
1,442/sq mi density
$127,537
Median Income
$51,585 per capita
$457,000
Home Value
$520,347 Zillow
$1,437
Median Rent
33.2% income on rent
61°F
Avg Temperature
310 sunny days/yr
104
Violent Crime/100K
1,098 property/100K
B+
Overall
3.9 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
5.0 / 5.0
$127,537 median income, 1.6% unemployment
A+
Affordability
4.7 / 5.0
$457,000 home value, $1,437/mo rent
F
Safety
1.0 / 5.0
104 violent crimes/100K
A+
Education
5.0 / 5.0
58.1% bachelor's degree or higher
Fort Mill enjoys a temperate climate with an average annual temperature of 61°F (16°C). Winters average 42°F in January while summers reach 80°F in July. The area gets 310 sunny days per year. Annual precipitation totals 43.6 inches. The area receives 3.5 inches of snow annually. Air quality is rated Good with a median AQI of 43.
Temperature
42°F Jan (6°C)
80°F Jul (27°C)
| Annual Average | 61.4°F |
| 14% above US avg | |
| January Average | 42°F (6°C) |
| July Average | 80°F (27°C) |
| Sunny Days | 310 days/yr |
Geography
| Elevation | 634 ft (193 m) |
| Area | 16.3 sq mi (42.3 km²) |
| Population Density | 1,442/sq mi |
| Coordinates | 35.0060°N, 80.9400°W |
| Timezone | America/New_York |
| County | Mecklenburg County County |
| Nearest Airport | Charlotte/Douglas International (CLT) 14 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0468 ppm |
| NO₂ (Nitrogen Dioxide) | 13.5 ppb |
| SO₂ (Sulfur Dioxide) | 0.27 ppb |
| CO (Carbon Monoxide) | 0.31 ppm |
| PM2.5 (Fine Particles) | 9.5 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively High |
| Risk Score | 97.1 / 100 |
| Social Vulnerability | 17.9 / 100 |
| Community Resilience | 59.7 / 100 |
Hazard Breakdown
| Tornado | Relatively High |
| Hurricane | Relatively Moderate |
| Earthquake | Relatively Moderate |
| Wildfire | Very Low |
| Flood | Relatively High |
| Hail | Relatively High |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively High |
| Lightning | Relatively High |
| Ice Storm | Relatively High |
| Drought | Very 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 (6°C) | 4.2 in | Coldest |
| February | 44°F (7°C) | 3.7 in | |
| March | 52°F (11°C) | 4.7 in | Wettest |
| April | 60°F (16°C) | 3.0 in | Driest |
| May | 68°F (20°C) | 3.6 in | |
| June | 76°F (24°C) | 3.9 in | |
| July | 80°F (27°C) | 4.1 in | Warmest |
| August | 78°F (26°C) | 4.2 in | |
| September | 72°F (22°C) | 4.0 in | |
| October | 61°F (16°C) | 3.8 in | |
| November | 52°F (11°C) | 3.3 in | |
| December | 44°F (7°C) | 3.5 in |
Fort Mill has a seasonal temperature swing of 38°F / from 42°F in January to 80°F in July. Total annual precipitation is 46.1 inches, with March being the wettest month (4.7") and April the driest (3.0").