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Johnstown, PA
Full City Profile · Pennsylvania · Cambria County County
2.7
/5.0
C+
Fair
18,245
Population
3,087/sq mi density
$34,784
Median Income
$23,501 per capita
$42,100
Home Value
$104,148 Zillow
$616
Median Rent
28.5% income on rent
49°F
Avg Temperature
275 sunny days/yr
575
Violent Crime/100K
3,714 property/100K
C+
Overall
2.7 / 5.0
Fair overall score based on economy, affordability, safety and education
C+
Economy
2.5 / 5.0
$34,784 median income, 3.5% unemployment
A+
Affordability
5.0 / 5.0
$42,100 home value, $616/mo rent
F
Safety
1.0 / 5.0
575 violent crimes/100K (51% above avg)
C
Education
2.2 / 5.0
14.9% bachelor's degree or higher
Johnstown experiences four distinct seasons with an average annual temperature of 49°F (9°C). Winters average 26°F in January while summers reach 70°F in July. The area gets 275 sunny days per year. Annual precipitation totals 41.3 inches. Air quality is rated Good with a median AQI of 40.
Temperature
26°F Jan (-3°C)
70°F Jul (21°C)
| Annual Average | 48.9°F |
| 9% below US avg | |
| January Average | 26°F (-3°C) |
| July Average | 70°F (21°C) |
| Sunny Days | 275 days/yr |
Geography
| Elevation | 1,166 ft (355 m) |
| Area | 5.9 sq mi (15.3 km²) |
| Population Density | 3,087/sq mi |
| Coordinates | 40.3261°N, 78.9191°W |
| Timezone | America/New_York |
| County | Cambria County County |
| Nearest Airport | Arnold Palmer Regional (LBE) 26 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 40.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0427 ppm |
| NO₂ (Nitrogen Dioxide) | 9.3 ppb |
| SO₂ (Sulfur Dioxide) | 0.77 ppb |
| CO (Carbon Monoxide) | 0.27 ppm |
| PM2.5 (Fine Particles) | 8.8 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 76.4 / 100 |
| Social Vulnerability | 60.4 / 100 |
| Community Resilience | 96.5 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Relatively Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Moderate |
| Hail | Relatively Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Very Low |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively High |
| Ice Storm | Relatively Low |
| Drought | No Rating |
| Cold Wave | Relatively Moderate |
| Landslide | Relatively Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 26°F (-3°C) | 3.0 in | Coldest |
| February | 28°F (-2°C) | 2.8 in | Driest |
| March | 37°F (3°C) | 3.7 in | |
| April | 47°F (8°C) | 3.7 in | |
| May | 57°F (14°C) | 4.2 in | |
| June | 66°F (19°C) | 4.2 in | |
| July | 70°F (21°C) | 4.4 in | Warmest, Wettest |
| August | 68°F (20°C) | 3.7 in | |
| September | 62°F (17°C) | 3.7 in | |
| October | 51°F (10°C) | 3.0 in | |
| November | 41°F (5°C) | 3.5 in | |
| December | 31°F (-1°C) | 3.2 in |
Johnstown has a seasonal temperature swing of 44°F / from 26°F in January to 70°F in July. Total annual precipitation is 43.1 inches, with July being the wettest month (4.4") and February the driest (2.8").