Wernersville, PA
Full City Profile · Pennsylvania · Lebanon County County
4.3
/5.0
A
Great
2,767
Population
3,689/sq mi density
$71,500
Median Income
$39,532 per capita
$218,100
Home Value
$359,611 Zillow
$1,576
Median Rent
51.0% income on rent
54°F
Avg Temperature
A
Overall
4.3 / 5.0
Strong
A
Economy
4.4 / 5.0
$71,500 median income, 1.9% unemployment
A+
Affordability
5.0 / 5.0
$218,100 home value, $1,576/mo rent
B+
Education
3.5 / 5.0
31.7% bachelor's degree or higher
Wernersville experiences four distinct seasons with an average annual temperature of 54°F (12°C). Winters average 31°F in January while summers reach 76°F in July. Annual precipitation totals 45.2 inches. The area receives 30.2 inches of snow annually. Air quality is rated Good with a median AQI of 43.
Temperature
31°F Jan (-1°C)
76°F Jul (25°C)
| Annual Average | 53.7°F |
| 1% below US avg | |
| January Average | 31°F (-1°C) |
| July Average | 76°F (25°C) |
Geography
| Elevation | 370 ft (113 m) |
| Area | 0.8 sq mi (2.0 km²) |
| Population Density | 3,689/sq mi |
| Coordinates | 40.3304°N, 76.0827°W |
| Timezone | America/New_York |
| County | Lebanon County County |
| Nearest Airport | Reading Regional/Carl A Spaatz Field (RDG) 7 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
| Good Days % | 66.1% |
| Unhealthy Days | 2 |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0453 ppm |
| PM2.5 (Fine Particles) | 10.5 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 79.9 / 100 |
| Social Vulnerability | 35.2 / 100 |
| Community Resilience | 83.4 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Relatively Moderate |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Moderate |
| Hail | Relatively Low |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively High |
| Lightning | Relatively High |
| Ice Storm | Relatively Low |
| Drought | Relatively Moderate |
| Cold Wave | Relatively Low |
| Landslide | Relatively Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Tsunami History
2 tsunamis recorded within 500 km.
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1895 | HIGH BRIDGE, NJ | Earthquake | - | - | 108 km |
| 1840 | PHILADELPHIA, PENNSYLVANIA | Earthquake | - | - | 96 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 31°F (-1°C) | 3.0 in | Coldest |
| February | 33°F (1°C) | 2.6 in | Driest |
| March | 42°F (5°C) | 3.5 in | |
| April | 53°F (11°C) | 3.4 in | |
| May | 63°F (17°C) | 3.5 in | |
| June | 72°F (22°C) | 4.8 in | |
| July | 76°F (25°C) | 4.8 in | Warmest |
| August | 74°F (24°C) | 4.5 in | |
| September | 67°F (19°C) | 4.9 in | Wettest |
| October | 55°F (13°C) | 3.8 in | |
| November | 45°F (7°C) | 3.0 in | |
| December | 36°F (2°C) | 3.5 in |
Wernersville has a seasonal temperature swing of 45°F / from 31°F in January to 76°F in July. Total annual precipitation is 45.2 inches, with September being the wettest month (4.9") and February the driest (2.6").