All Countries
Slatedale, PA
Full City Profile · Pennsylvania · Lehigh County County
3.1
/5.0
B
Good
353
Population
1,177/sq mi density
$120,133
Median Income
$36,353 per capita
$117,400
Home Value
$329,677 Zillow
50°F
Avg Temperature
271 sunny days/yr
188
Violent Crime/100K
2,165 property/100K
B
Overall
3.1 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
5.0 / 5.0
$120,133 median income, 0.0% unemployment
A+
Affordability
5.0 / 5.0
$117,400 home value, /mo rent
F
Safety
1.0 / 5.0
188 violent crimes/100K
D
Education
1.5 / 5.0
6.5% bachelor's degree or higher
Slatedale experiences four distinct seasons with an average annual temperature of 50°F (10°C). Winters average 27°F in January while summers reach 72°F in July. The area gets 271 sunny days per year. Annual precipitation totals 51.9 inches. The area receives 27.3 inches of snow annually. Air quality is rated Good with a median AQI of 40.
Temperature
27°F Jan (-3°C)
72°F Jul (22°C)
| Annual Average | 50.0°F |
| 7% below US avg | |
| January Average | 27°F (-3°C) |
| July Average | 72°F (22°C) |
| Sunny Days | 271 days/yr |
Geography
| Elevation | 534 ft (163 m) |
| Area | 0.3 sq mi (0.8 km²) |
| Population Density | 1,177/sq mi |
| Coordinates | 40.7439°N, 75.6585°W |
| Timezone | America/New_York |
| County | Lehigh County County |
| Nearest Airport | Lehigh Valley International (ABE) 13 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 | — | — | 66 km |
| 1840 | PHILADELPHIA, PENNSYLVANIA | Earthquake | — | — | 112 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 27°F (-3°C) | 3.2 in | Coldest |
| February | 28°F (-2°C) | 2.7 in | Driest |
| March | 37°F (3°C) | 3.5 in | |
| April | 47°F (9°C) | 3.6 in | |
| May | 58°F (15°C) | 4.7 in | Wettest |
| June | 67°F (19°C) | 4.2 in | |
| July | 72°F (22°C) | 4.1 in | Warmest |
| August | 71°F (22°C) | 4.1 in | |
| September | 64°F (18°C) | 4.1 in | |
| October | 53°F (11°C) | 3.5 in | |
| November | 42°F (6°C) | 3.9 in | |
| December | 32°F (0°C) | 3.4 in |
Slatedale has a seasonal temperature swing of 45°F / from 27°F in January to 72°F in July. Total annual precipitation is 45.1 inches, with May being the wettest month (4.7") and February the driest (2.7").