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Lima, PA
Full City Profile · Pennsylvania · Delaware County County
3.3
/5.0
B
Good
2,834
Population
1,928/sq mi density
$76,953
Median Income
$48,428 per capita
$372,300
Home Value
$614,637 Zillow
$2,343
Median Rent
51.0% income on rent
57°F
Avg Temperature
293 sunny days/yr
337
Violent Crime/100K
1,591 property/100K
B
Overall
3.3 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.3 / 5.0
$76,953 median income, 3.4% unemployment
B+
Affordability
3.9 / 5.0
$372,300 home value, $2,343/mo rent
F
Safety
1.0 / 5.0
337 violent crimes/100K
A
Education
4.0 / 5.0
37.7% bachelor's degree or higher
Lima enjoys a temperate climate with an average annual temperature of 57°F (14°C). Winters average 35°F in January while summers reach 80°F in July. The area gets 293 sunny days per year. Annual precipitation totals 41.7 inches. Air quality is rated Good with a median AQI of 40.
Temperature
35°F Jan (2°C)
80°F Jul (26°C)
| Annual Average | 57.1°F |
| 6% above US avg | |
| January Average | 35°F (2°C) |
| July Average | 80°F (26°C) |
| Sunny Days | 293 days/yr |
Geography
| Elevation | 327 ft (100 m) |
| Area | 1.5 sq mi (3.8 km²) |
| Population Density | 1,928/sq mi |
| Coordinates | 39.9194°N, 75.4415°W |
| Timezone | America/New_York |
| County | Delaware County County |
| Nearest Airport | Philadelphia International (PHL) 11 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 40.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0484 ppm |
| NO₂ (Nitrogen Dioxide) | 15.0 ppb |
| PM2.5 (Fine Particles) | 10.3 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 92.9 / 100 |
| Social Vulnerability | 33.0 / 100 |
| Community Resilience | 84.3 / 100 |
Hazard Breakdown
| Tornado | Relatively High |
| Hurricane | Relatively Moderate |
| Earthquake | Relatively Moderate |
| Wildfire | Very Low |
| Flood | Relatively High |
| Hail | Very Low |
| Strong Wind | Relatively High |
| Heat Wave | Relatively High |
| Winter Weather | Very High |
| Lightning | Relatively High |
| Ice Storm | Relatively High |
| Drought | Relatively Low |
| Cold Wave | Relatively High |
| Landslide | Very Low |
| Coastal Flood | Relatively Moderate |
| 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 | — | — | 96 km |
| 1840 | PHILADELPHIA, PENNSYLVANIA | Earthquake | — | — | 25 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 35°F (2°C) | 3.7 in | |
| February | 33°F (1°C) | 2.9 in | Coldest, Driest |
| March | 42°F (5°C) | 3.9 in | |
| April | 51°F (11°C) | 3.8 in | |
| May | 62°F (16°C) | 4.3 in | |
| June | 70°F (21°C) | 3.8 in | |
| July | 80°F (26°C) | 4.6 in | Warmest, Wettest |
| August | 74°F (23°C) | 4.1 in | |
| September | 67°F (19°C) | 4.2 in | |
| October | 55°F (13°C) | 3.2 in | |
| November | 46°F (8°C) | 3.7 in | |
| December | 36°F (2°C) | 3.6 in |
Lima has a seasonal temperature swing of 46°F / from 33°F in February to 80°F in July. Total annual precipitation is 45.7 inches, with July being the wettest month (4.6") and February the driest (2.9").