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Somerset, PA
Full City Profile · Pennsylvania · Westmoreland County County
3.1
/5.0
B
Good
5,984
Population
2,192/sq mi density
$41,782
Median Income
$35,554 per capita
$144,400
Home Value
$213,075 Zillow
$673
Median Rent
32.2% income on rent
47°F
Avg Temperature
271 sunny days/yr
245
Violent Crime/100K
2,814 property/100K
B
Overall
3.1 / 5.0
Good overall score based on economy, affordability, safety and education
B
Economy
3.4 / 5.0
$41,782 median income, 2.2% unemployment
A+
Affordability
4.7 / 5.0
$144,400 home value, $673/mo rent
F
Safety
1.0 / 5.0
245 violent crimes/100K
B
Education
3.1 / 5.0
26.4% bachelor's degree or higher
Somerset experiences four distinct seasons with an average annual temperature of 47°F (8°C). Winters average 24°F in January while summers reach 69°F in July. The area gets 271 sunny days per year. Annual precipitation totals 55.9 inches. Air quality is rated Good with a median AQI of 37.
Temperature
24°F Jan (-4°C)
69°F Jul (21°C)
| Annual Average | 47.2°F |
| 13% below US avg | |
| January Average | 24°F (-4°C) |
| July Average | 69°F (21°C) |
| Sunny Days | 271 days/yr |
Geography
| Elevation | 2,115 ft (645 m) |
| Area | 2.7 sq mi (7.1 km²) |
| Population Density | 2,192/sq mi |
| Coordinates | 40.0050°N, 79.0779°W |
| Timezone | America/New_York |
| County | Westmoreland County County |
| Nearest Airport | Arnold Palmer Regional (LBE) 26 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 37.0 |
| Rating | Good |
| Good Days % | 90.2% |
| Unhealthy Days | 0 |
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 | 24°F (-4°C) | 3.0 in | Coldest |
| February | 27°F (-3°C) | 2.8 in | Driest |
| March | 36°F (2°C) | 3.7 in | |
| April | 46°F (8°C) | 3.9 in | |
| May | 56°F (14°C) | 4.2 in | Wettest |
| June | 64°F (18°C) | 4.1 in | |
| July | 69°F (21°C) | 4.2 in | Warmest |
| August | 67°F (20°C) | 3.9 in | |
| September | 61°F (16°C) | 3.6 in | |
| October | 50°F (10°C) | 3.0 in | |
| November | 40°F (4°C) | 3.5 in | |
| December | 30°F (-1°C) | 3.3 in |
Somerset has a seasonal temperature swing of 45°F / from 24°F in January to 69°F in July. Total annual precipitation is 43.1 inches, with May being the wettest month (4.2") and February the driest (2.8").