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Portersville, PA
Full City Profile · Pennsylvania · Lawrence County County
4.0
/5.0
A
Great
220
Population
275/sq mi density
$65,938
Median Income
$37,730 per capita
$185,200
Home Value
$270,120 Zillow
$675
Median Rent
25.4% income on rent
50°F
Avg Temperature
275 sunny days/yr
A
Overall
4.0 / 5.0
Strong
B+
Economy
3.9 / 5.0
$65,938 median income, 1.1% unemployment
A+
Affordability
5.0 / 5.0
$185,200 home value, $675/mo rent
B
Education
3.1 / 5.0
26.0% bachelor's degree or higher
Portersville experiences four distinct seasons with an average annual temperature of 50°F (10°C). Winters average 28°F in January while summers reach 72°F in July. The area gets 275 sunny days per year. Annual precipitation totals 40.3 inches. Air quality is rated Good with a median AQI of 40.
Temperature
28°F Jan (-2°C)
72°F Jul (22°C)
| Annual Average | 50.4°F |
| 7% below US avg | |
| January Average | 28°F (-2°C) |
| July Average | 72°F (22°C) |
| Sunny Days | 275 days/yr |
Geography
| Elevation | 1,364 ft (416 m) |
| Area | 0.3 sq mi (0.8 km²) |
| Population Density | 275/sq mi |
| Coordinates | 40.9243°N, 80.1469°W |
| Timezone | America/New_York |
| County | Lawrence County County |
| Nearest Airport | Pittsburgh/Butler Regional (BTP) 14 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 40.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0414 ppm |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 66.1 / 100 |
| Social Vulnerability | 44.8 / 100 |
| Community Resilience | 72.1 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Relatively Moderate |
| Hail | Relatively Low |
| Strong Wind | Relatively Low |
| Heat Wave | Very Low |
| Winter Weather | Relatively Low |
| Lightning | Relatively Moderate |
| Ice Storm | Relatively Low |
| Drought | No Rating |
| Cold Wave | Very Low |
| Landslide | Relatively Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 28°F (-2°C) | 2.5 in | Coldest |
| February | 28°F (-2°C) | 2.2 in | Driest |
| March | 37°F (3°C) | 3.2 in | |
| April | 48°F (9°C) | 3.2 in | |
| May | 58°F (14°C) | 3.9 in | |
| June | 66°F (19°C) | 4.3 in | Wettest |
| July | 72°F (22°C) | 4.1 in | Warmest |
| August | 69°F (20°C) | 3.7 in | |
| September | 62°F (17°C) | 3.5 in | |
| October | 51°F (11°C) | 2.8 in | |
| November | 41°F (5°C) | 3.3 in | |
| December | 31°F (-1°C) | 3.0 in |
Portersville has a seasonal temperature swing of 45°F / from 28°F in January to 72°F in July. Total annual precipitation is 39.9 inches, with June being the wettest month (4.3") and February the driest (2.2").