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Glendon, PA
Full City Profile · Pennsylvania · Northampton County County
3.2
/5.0
B
Good
326
Population
526/sq mi density
$97,917
Median Income
$50,558 per capita
$197,900
Home Value
$259,749 Zillow
$1,313
Median Rent
17.8% income on rent
52°F
Avg Temperature
271 sunny days/yr
614
Violent Crime/100K
4,709 property/100K
B
Overall
3.2 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.4 / 5.0
$97,917 median income, 5.5% unemployment
A+
Affordability
5.0 / 5.0
$197,900 home value, $1,313/mo rent
F
Safety
1.0 / 5.0
614 violent crimes/100K (62% above avg)
C
Education
2.3 / 5.0
16.1% bachelor's degree or higher
Glendon experiences four distinct seasons with an average annual temperature of 52°F (11°C). Winters average 30°F in January while summers reach 75°F in July. The area gets 271 sunny days per year. Annual precipitation totals 51.0 inches. Air quality is rated Good with a median AQI of 40.
Temperature
30°F Jan (-1°C)
75°F Jul (24°C)
| Annual Average | 52.1°F |
| 4% below US avg | |
| January Average | 30°F (-1°C) |
| July Average | 75°F (24°C) |
| Sunny Days | 271 days/yr |
Geography
| Elevation | 294 ft (90 m) |
| Area | 0.2 sq mi (0.6 km²) |
| Population Density | 526/sq mi |
| Coordinates | 40.6576°N, 75.2400°W |
| Timezone | America/New_York |
| County | Northampton County County |
| Nearest Airport | Lehigh Valley International (ABE) 11 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 40.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0445 ppm |
| NO₂ (Nitrogen Dioxide) | 13.3 ppb |
| SO₂ (Sulfur Dioxide) | 0.77 ppb |
| PM2.5 (Fine Particles) | 9.5 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 90.0 / 100 |
| Social Vulnerability | 30.6 / 100 |
| Community Resilience | 73.7 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Relatively Moderate |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively High |
| Hail | Very Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively High |
| Lightning | Relatively High |
| Ice Storm | Relatively Moderate |
| Drought | Relatively Low |
| Cold Wave | Relatively Moderate |
| 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 | — | — | 30 km |
| 1840 | PHILADELPHIA, PENNSYLVANIA | Earthquake | — | — | 95 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 30°F (-1°C) | 3.5 in | Coldest |
| February | 30°F (-1°C) | 2.8 in | Driest |
| March | 39°F (4°C) | 3.6 in | |
| April | 49°F (9°C) | 3.8 in | |
| May | 59°F (15°C) | 4.5 in | Wettest |
| June | 68°F (20°C) | 4.1 in | |
| July | 75°F (24°C) | 4.4 in | Warmest |
| August | 72°F (22°C) | 4.2 in | |
| September | 65°F (18°C) | 4.2 in | |
| October | 53°F (12°C) | 3.5 in | |
| November | 43°F (6°C) | 3.9 in | |
| December | 33°F (1°C) | 3.5 in |
Glendon has a seasonal temperature swing of 45°F / from 30°F in January to 75°F in July. Total annual precipitation is 46.1 inches, with May being the wettest month (4.5") and February the driest (2.8").