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New Jerusalem, PA
Full City Profile · Pennsylvania · Berks County County
3.5
/5.0
B+
Good
631
Population
347/sq mi density
$103,750
Median Income
$53,578 per capita
$271,900
Home Value
$338,026 Zillow
54°F
Avg Temperature
282 sunny days/yr
269
Violent Crime/100K
2,249 property/100K
B+
Overall
3.5 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
5.0 / 5.0
$103,750 median income, 0.0% unemployment
A+
Affordability
5.0 / 5.0
$271,900 home value, /mo rent
F
Safety
1.0 / 5.0
269 violent crimes/100K
C+
Education
2.9 / 5.0
23.3% bachelor's degree or higher
New Jerusalem experiences four distinct seasons with an average annual temperature of 54°F (12°C). Winters average 31°F in January while summers reach 76°F in July. The area gets 282 sunny days per year. Air quality is rated Good with a median AQI of 40.
Temperature
31°F Jan (-0°C)
76°F Jul (24°C)
| Annual Average | 53.9°F |
| 0% below US avg | |
| January Average | 31°F (-0°C) |
| July Average | 76°F (24°C) |
| Sunny Days | 282 days/yr |
Geography
| Elevation | 884 ft (269 m) |
| Area | 1.8 sq mi (4.7 km²) |
| Population Density | 347/sq mi |
| Coordinates | 40.4409°N, 75.7592°W |
| Timezone | America/New_York |
| County | Berks County County |
| Nearest Airport | Reading Regional/Carl A Spaatz Field (RDG) 12 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 40.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0462 ppm |
| SO₂ (Sulfur Dioxide) | 0.44 ppb |
| PM2.5 (Fine Particles) | 9.2 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 92.7 / 100 |
| Social Vulnerability | 48.5 / 100 |
| Community Resilience | 85.6 / 100 |
Hazard Breakdown
| Tornado | Relatively High |
| Hurricane | Relatively Moderate |
| Earthquake | Relatively Moderate |
| 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 High |
| Cold Wave | Relatively High |
| Landslide | 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 | — | — | 78 km |
| 1840 | PHILADELPHIA, PENNSYLVANIA | Earthquake | — | — | 86 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 31°F (-0°C) | 3.4 in | |
| February | 29°F (-2°C) | 2.9 in | Coldest, Driest |
| March | 38°F (4°C) | 3.5 in | |
| April | 49°F (9°C) | 3.9 in | |
| May | 59°F (15°C) | 4.6 in | Wettest |
| June | 68°F (20°C) | 4.3 in | |
| July | 76°F (24°C) | 4.2 in | Warmest |
| August | 71°F (22°C) | 4.1 in | |
| September | 64°F (18°C) | 4.1 in | |
| October | 53°F (12°C) | 3.4 in | |
| November | 43°F (6°C) | 3.9 in | |
| December | 33°F (1°C) | 3.6 in |
New Jerusalem has a seasonal temperature swing of 47°F / from 29°F in February to 76°F in July. Total annual precipitation is 46.0 inches, with May being the wettest month (4.6") and February the driest (2.9").