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Kempton, PA
Full City Profile · Pennsylvania · Lehigh County County
4.0
/5.0
A
Great
171
Population
209/sq mi density
$95,938
Median Income
$37,961 per capita
$218,800
Home Value
$346,881 Zillow
$1,143
Median Rent
18.3% income on rent
52°F
Avg Temperature
275 sunny days/yr
220
Violent Crime/100K
1,937 property/100K
A
Overall
4.0 / 5.0
Strong
A+
Economy
4.9 / 5.0
$95,938 median income, 0.0% unemployment
A+
Affordability
5.0 / 5.0
$218,800 home value, $1,143/mo rent
F
Safety
1.0 / 5.0
220 violent crimes/100K
A+
Education
5.0 / 5.0
58.1% bachelor's degree or higher
Kempton experiences four distinct seasons with an average annual temperature of 52°F (11°C). Winters average 29°F in January while summers reach 74°F in July. The area gets 275 sunny days per year. Annual precipitation totals 48.7 inches. Air quality is rated Good with a median AQI of 40.
Temperature
29°F Jan (-2°C)
74°F Jul (23°C)
| Annual Average | 51.5°F |
| 5% below US avg | |
| January Average | 29°F (-2°C) |
| July Average | 74°F (23°C) |
| Sunny Days | 275 days/yr |
Geography
| Elevation | 403 ft (123 m) |
| Area | 0.8 sq mi (2.1 km²) |
| Population Density | 209/sq mi |
| Coordinates | 40.6288°N, 75.8556°W |
| Timezone | America/New_York |
| County | Lehigh County County |
| Nearest Airport | Reading Regional/Carl A Spaatz Field (RDG) 18 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 40.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0415 ppm |
| PM2.5 (Fine Particles) | 9.0 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 93.9 / 100 |
| Social Vulnerability | 58.5 / 100 |
| Community Resilience | 73.6 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Relatively Moderate |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively High |
| Hail | Relatively Low |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Moderate |
| Winter Weather | Very High |
| Lightning | Relatively High |
| Ice Storm | Relatively Moderate |
| Drought | Relatively Moderate |
| Cold Wave | Very High |
| 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 | — | — | 82 km |
| 1840 | PHILADELPHIA, PENNSYLVANIA | Earthquake | — | — | 108 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 29°F (-2°C) | 3.4 in | Coldest |
| February | 29°F (-2°C) | 2.8 in | Driest |
| March | 38°F (3°C) | 3.5 in | |
| April | 48°F (9°C) | 3.8 in | |
| May | 59°F (15°C) | 4.6 in | Wettest |
| June | 67°F (20°C) | 4.5 in | |
| July | 74°F (23°C) | 4.1 in | Warmest |
| August | 71°F (22°C) | 4.0 in | |
| September | 64°F (18°C) | 4.1 in | |
| October | 53°F (12°C) | 3.4 in | |
| November | 43°F (6°C) | 4.0 in | |
| December | 33°F (0°C) | 3.5 in |
Kempton has a seasonal temperature swing of 45°F / from 29°F in January to 74°F in July. Total annual precipitation is 45.8 inches, with May being the wettest month (4.6") and February the driest (2.8").