Bala Cynwyd, PA
Full City Profile · Pennsylvania · Philadelphia County County
4.6
/5.0
A+
Excellent
9,622
Population
4,202/sq mi density
$144,453
Median Income
$91,798 per capita
$628,400
Home Value
$1,061,644 Zillow
$1,812
Median Rent
25.9% income on rent
58°F
Avg Temperature
A+
Overall
4.6 / 5.0
Strong
A+
Economy
4.6 / 5.0
$144,453 median income, 4.1% unemployment
A
Affordability
4.2 / 5.0
$628,400 home value, $1,812/mo rent
A+
Education
5.0 / 5.0
74.3% bachelor's degree or higher
Bala Cynwyd enjoys a temperate climate with an average annual temperature of 58°F (14°C). Winters average 35°F in January while summers reach 80°F in July. Annual precipitation totals 50.7 inches. The area receives 16.1 inches of snow annually. Air quality is rated Moderate with a median AQI of 52.
Temperature
35°F Jan (2°C)
80°F Jul (27°C)
| Annual Average | 57.7°F |
| 7% above US avg | |
| January Average | 35°F (2°C) |
| July Average | 80°F (27°C) |
Geography
| Elevation | 226 ft (69 m) |
| Area | 2.3 sq mi (5.9 km²) |
| Population Density | 4,202/sq mi |
| Coordinates | 40.0116°N, 75.2279°W |
| Timezone | America/New_York |
| County | Philadelphia County County |
| Nearest Airport | Philadelphia International (PHL) 10 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 52.0 |
| Rating | Moderate |
| Good Days % | 47.3% |
| Unhealthy Days | 10 |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0428 ppm |
| NO₂ (Nitrogen Dioxide) | 18.7 ppb |
| SO₂ (Sulfur Dioxide) | 0.54 ppb |
| CO (Carbon Monoxide) | 0.38 ppm |
| PM2.5 (Fine Particles) | 11.6 μg/m³ |
Natural Hazard Risk
| Overall Risk | Very High |
| Risk Score | 99.6 / 100 |
| Social Vulnerability | 88.1 / 100 |
| Community Resilience | 48.5 / 100 |
Hazard Breakdown
| Tornado | Relatively High |
| Hurricane | Relatively High |
| Earthquake | Relatively High |
| Wildfire | Very Low |
| Flood | Very High |
| Hail | Relatively High |
| Strong Wind | Relatively High |
| Heat Wave | Very High |
| Winter Weather | Very High |
| Lightning | Relatively High |
| Ice Storm | Relatively High |
| Drought | Very Low |
| Cold Wave | Very High |
| Landslide | Relatively Low |
| Coastal Flood | Relatively High |
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 | - | - | 79 km |
| 1840 | PHILADELPHIA, PENNSYLVANIA | Earthquake | - | - | 24 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 35°F (2°C) | 3.6 in | Coldest |
| February | 37°F (3°C) | 3.3 in | Driest |
| March | 45°F (7°C) | 4.5 in | |
| April | 56°F (13°C) | 4.0 in | |
| May | 66°F (19°C) | 4.1 in | |
| June | 75°F (24°C) | 4.8 in | |
| July | 80°F (27°C) | 4.8 in | Warmest |
| August | 78°F (26°C) | 5.0 in | Wettest |
| September | 72°F (22°C) | 4.9 in | |
| October | 60°F (15°C) | 4.2 in | |
| November | 49°F (9°C) | 3.4 in | |
| December | 40°F (4°C) | 4.3 in |
Bala Cynwyd has a seasonal temperature swing of 46°F / from 35°F in January to 80°F in July. Total annual precipitation is 50.7 inches, with August being the wettest month (5.0") and February the driest (3.3").