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Herminie, PA
Full City Profile · Pennsylvania · Westmoreland County County
3.1
/5.0
B
Good
421
Population
1,754/sq mi density
$55,909
Median Income
$23,337 per capita
$115,600
Home Value
$162,791 Zillow
$1,228
Median Rent
34.6% income on rent
52°F
Avg Temperature
275 sunny days/yr
179
Violent Crime/100K
1,127 property/100K
B
Overall
3.1 / 5.0
Good overall score based on economy, affordability, safety and education
B
Economy
3.2 / 5.0
$55,909 median income, 0.0% unemployment
A+
Affordability
5.0 / 5.0
$115,600 home value, $1,228/mo rent
F
Safety
1.0 / 5.0
179 violent crimes/100K
B
Education
3.3 / 5.0
28.3% bachelor's degree or higher
Herminie experiences four distinct seasons with an average annual temperature of 52°F (11°C). Winters average 30°F in January while summers reach 73°F in July. The area gets 275 sunny days per year. Annual precipitation totals 42.4 inches. Air quality is rated Good with a median AQI of 40.
Temperature
30°F Jan (-1°C)
73°F Jul (23°C)
| Annual Average | 51.7°F |
| 4% below US avg | |
| January Average | 30°F (-1°C) |
| July Average | 73°F (23°C) |
| Sunny Days | 275 days/yr |
Geography
| Elevation | 992 ft (302 m) |
| Area | 0.2 sq mi (0.5 km²) |
| Population Density | 1,754/sq mi |
| Coordinates | 40.2632°N, 79.7136°W |
| Timezone | America/New_York |
| County | Westmoreland County County |
| Nearest Airport | Arnold Palmer Regional (LBE) 16 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 40.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0423 ppm |
| PM2.5 (Fine Particles) | 8.3 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 87.9 / 100 |
| Social Vulnerability | 30.2 / 100 |
| Community Resilience | 92.8 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Relatively Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively High |
| Hail | Relatively Moderate |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively High |
| Ice Storm | Relatively Moderate |
| Drought | Very Low |
| Cold Wave | Very Low |
| Landslide | Relatively Moderate |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 30°F (-1°C) | 2.5 in | Coldest |
| February | 31°F (-1°C) | 2.4 in | Driest |
| March | 40°F (4°C) | 3.4 in | |
| April | 50°F (10°C) | 3.4 in | |
| May | 60°F (15°C) | 4.0 in | Wettest |
| June | 68°F (20°C) | 3.9 in | |
| July | 73°F (23°C) | 4.0 in | Warmest |
| August | 71°F (22°C) | 3.7 in | |
| September | 64°F (18°C) | 3.3 in | |
| October | 53°F (12°C) | 2.7 in | |
| November | 43°F (6°C) | 3.1 in | |
| December | 33°F (1°C) | 2.8 in |
Herminie has a seasonal temperature swing of 44°F / from 30°F in January to 73°F in July. Total annual precipitation is 39.2 inches, with May being the wettest month (4.0") and February the driest (2.4").