Charleroi, PA
Full City Profile · Pennsylvania · Allegheny County County
3.3
/5.0
B
Good
4,203
Population
5,530/sq mi density
$43,487
Median Income
$24,564 per capita
$56,200
Home Value
$87,909 Zillow
$845
Median Rent
22.7% income on rent
53°F
Avg Temperature
B
Overall
3.3 / 5.0
Good overall score based on economy, affordability, safety and education
C+
Economy
2.6 / 5.0
$43,487 median income, 5.3% unemployment
A+
Affordability
5.0 / 5.0
$56,200 home value, $845/mo rent
C
Education
2.4 / 5.0
17.2% bachelor's degree or higher
Charleroi experiences four distinct seasons with an average annual temperature of 53°F (12°C). Winters average 30°F in January while summers reach 74°F in July. Annual precipitation totals 40.9 inches. The area receives 10.3 inches of snow annually. Air quality is rated Moderate with a median AQI of 52.
Temperature
30°F Jan (-1°C)
74°F Jul (24°C)
| Annual Average | 52.9°F |
| 2% below US avg | |
| January Average | 30°F (-1°C) |
| July Average | 74°F (24°C) |
Geography
| Elevation | 804 ft (245 m) |
| Area | 0.9 sq mi (2.2 km²) |
| Population Density | 5,530/sq mi |
| Coordinates | 40.1379°N, 79.8998°W |
| Timezone | America/New_York |
| County | Allegheny County County |
| Nearest Airport | Arnold Palmer Regional (LBE) 27 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 52.0 |
| Rating | Moderate |
| Good Days % | 47.8% |
| Unhealthy Days | 9 |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0432 ppm |
| NO₂ (Nitrogen Dioxide) | 11.6 ppb |
| SO₂ (Sulfur Dioxide) | 2.41 ppb |
| CO (Carbon Monoxide) | 0.39 ppm |
| PM2.5 (Fine Particles) | 10.2 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively High |
| Risk Score | 98.1 / 100 |
| Social Vulnerability | 32.7 / 100 |
| Community Resilience | 91.9 / 100 |
Hazard Breakdown
| Tornado | Relatively High |
| Hurricane | Relatively Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Very High |
| Hail | Very Low |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively High |
| Lightning | Relatively High |
| Ice Storm | Very High |
| Drought | No Rating |
| Cold Wave | Very High |
| Landslide | Relatively Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 30°F (-1°C) | 3.2 in | Coldest |
| February | 32°F (0°C) | 2.8 in | Driest |
| March | 40°F (5°C) | 3.4 in | |
| April | 52°F (11°C) | 3.5 in | |
| May | 62°F (17°C) | 3.9 in | |
| June | 70°F (21°C) | 4.3 in | Wettest |
| July | 74°F (24°C) | 4.1 in | Warmest |
| August | 73°F (23°C) | 3.5 in | |
| September | 67°F (19°C) | 3.3 in | |
| October | 55°F (13°C) | 2.9 in | |
| November | 44°F (7°C) | 2.9 in | |
| December | 35°F (2°C) | 3.3 in |
Charleroi has a seasonal temperature swing of 44°F / from 30°F in January to 74°F in July. Total annual precipitation is 40.9 inches, with June being the wettest month (4.3") and February the driest (2.8").