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Pennsburg, PA
Full City Profile · Pennsylvania · Montgomery County County
4.2
/5.0
A
Great
3,958
Population
5,010/sq mi density
$103,698
Median Income
$39,633 per capita
$266,600
Home Value
$405,648 Zillow
$1,360
Median Rent
21.1% income on rent
51°F
Avg Temperature
271 sunny days/yr
A
Overall
4.2 / 5.0
Strong
A+
Economy
4.9 / 5.0
$103,698 median income, 0.6% unemployment
A+
Affordability
5.0 / 5.0
$266,600 home value, $1,360/mo rent
C+
Education
2.8 / 5.0
22.9% bachelor's degree or higher
Pennsburg experiences four distinct seasons with an average annual temperature of 51°F (11°C). Winters average 28°F in January while summers reach 74°F in July. The area gets 271 sunny days per year. Annual precipitation totals 51.7 inches. The area receives 21.7 inches of snow annually. Air quality is rated Good with a median AQI of 40.
Temperature
28°F Jan (-2°C)
74°F Jul (23°C)
| Annual Average | 51.4°F |
| 5% below US avg | |
| January Average | 28°F (-2°C) |
| July Average | 74°F (23°C) |
| Sunny Days | 271 days/yr |
Geography
| Elevation | 348 ft (106 m) |
| Area | 0.3 sq mi (0.8 km²) |
| Population Density | 5,010/sq mi |
| Coordinates | 40.3936°N, 75.4964°W |
| Timezone | America/New_York |
| County | Montgomery County County |
| Nearest Airport | Lehigh Valley International (ABE) 18 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 40.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0436 ppm |
| PM2.5 (Fine Particles) | 9.3 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively High |
| Risk Score | 96.8 / 100 |
| Social Vulnerability | 19.8 / 100 |
| Community Resilience | 92.8 / 100 |
Hazard Breakdown
| Tornado | Relatively High |
| Hurricane | Relatively Moderate |
| Earthquake | Relatively Moderate |
| Wildfire | Very Low |
| Flood | Relatively High |
| Hail | Relatively Low |
| Strong Wind | Very High |
| Heat Wave | Relatively High |
| Winter Weather | Very High |
| Lightning | Relatively Moderate |
| Ice Storm | Relatively Moderate |
| Drought | Relatively Low |
| Cold Wave | Relatively High |
| Landslide | Relatively Low |
| Coastal Flood | No Rating |
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 | — | — | 60 km |
| 1840 | PHILADELPHIA, PENNSYLVANIA | Earthquake | — | — | 71 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 28°F (-2°C) | 3.4 in | Coldest |
| February | 30°F (-1°C) | 2.9 in | Driest |
| March | 39°F (4°C) | 3.5 in | |
| April | 49°F (9°C) | 3.9 in | |
| May | 59°F (15°C) | 4.5 in | Wettest |
| June | 68°F (20°C) | 4.0 in | |
| July | 74°F (23°C) | 4.3 in | Warmest |
| August | 72°F (22°C) | 4.2 in | |
| September | 65°F (18°C) | 4.1 in | |
| October | 53°F (12°C) | 3.4 in | |
| November | 43°F (6°C) | 3.9 in | |
| December | 34°F (1°C) | 3.5 in |
Pennsburg has a seasonal temperature swing of 46°F / from 28°F in January to 74°F in July. Total annual precipitation is 45.5 inches, with May being the wettest month (4.5") and February the driest (2.9").