Summerville, PA
Full City Profile · Pennsylvania · Jefferson County County
3.3
/5.0
B
Good
458
Population
763/sq mi density
$50,625
Median Income
$26,066 per capita
$78,000
Home Value
$133,435 Zillow
$825
Median Rent
18.4% income on rent
48°F
Avg Temperature
B
Overall
3.3 / 5.0
Good overall score based on economy, affordability, safety and education
C
Economy
2.4 / 5.0
$50,625 median income, 10.4% unemployment
A+
Affordability
5.0 / 5.0
$78,000 home value, $825/mo rent
C
Education
2.4 / 5.0
17.4% bachelor's degree or higher
Summerville experiences four distinct seasons with an average annual temperature of 48°F (9°C). Winters average 25°F in January while summers reach 69°F in July. Annual precipitation totals 42.4 inches. The area receives 34.5 inches of snow annually.
Temperature
25°F Jan (-4°C)
69°F Jul (21°C)
| Annual Average | 47.8°F |
| 11% below US avg | |
| January Average | 25°F (-4°C) |
| July Average | 69°F (21°C) |
Geography
| Elevation | 1,158 ft (353 m) |
| Area | 0.2 sq mi (0.6 km²) |
| Population Density | 763/sq mi |
| Coordinates | 41.1164°N, 79.1883°W |
| Timezone | America/New_York |
| County | Jefferson County County |
| Nearest Airport | Dubois Regional (DUJ) 16 miles away |
Precipitation & Snow
Air Quality
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 57.9 / 100 |
| Social Vulnerability | 87.0 / 100 |
| Community Resilience | 77.4 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Relatively Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Relatively Moderate |
| Hail | Very Low |
| Strong Wind | Relatively Low |
| Heat Wave | Very Low |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively High |
| Ice Storm | Very Low |
| Drought | No Rating |
| Cold Wave | Relatively Low |
| Landslide | Relatively Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 25°F (-4°C) | 2.9 in | Coldest |
| February | 27°F (-3°C) | 2.4 in | Driest |
| March | 35°F (2°C) | 3.3 in | |
| April | 47°F (8°C) | 3.7 in | |
| May | 57°F (14°C) | 3.7 in | |
| June | 65°F (18°C) | 4.7 in | Wettest |
| July | 69°F (21°C) | 4.4 in | Warmest |
| August | 68°F (20°C) | 3.9 in | |
| September | 61°F (16°C) | 4.0 in | |
| October | 50°F (10°C) | 3.4 in | |
| November | 39°F (4°C) | 3.2 in | |
| December | 30°F (-1°C) | 3.0 in |
Summerville has a seasonal temperature swing of 45°F / from 25°F in January to 69°F in July. Total annual precipitation is 42.4 inches, with June being the wettest month (4.7") and February the driest (2.4").