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Hereford, PA
Full City Profile · Pennsylvania · Lehigh County County
3.7
/5.0
B+
Good
1,494
Population
1,509/sq mi density
$69,205
Median Income
$21,186 per capita
$1,667
Median Rent
17.8% income on rent
52°F
Avg Temperature
275 sunny days/yr
B+
Overall
3.7 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.2 / 5.0
$69,205 median income, 1.0% unemployment
B+
Affordability
3.8 / 5.0
B
Education
3.0 / 5.0
25.6% bachelor's degree or higher
Hereford experiences four distinct seasons with an average annual temperature of 52°F (11°C). Winters average 30°F in January while summers reach 74°F in July. The area gets 275 sunny days per year. Annual precipitation totals 45.3 inches. Air quality is rated Good with a median AQI of 40.
Temperature
30°F Jan (-1°C)
74°F Jul (23°C)
| Annual Average | 51.9°F |
| 4% below US avg | |
| January Average | 30°F (-1°C) |
| July Average | 74°F (23°C) |
| Sunny Days | 275 days/yr |
Geography
| Elevation | 537 ft (164 m) |
| Area | 1.0 sq mi (2.6 km²) |
| Population Density | 1,509/sq mi |
| Coordinates | 40.4509°N, 75.5504°W |
| Timezone | America/New_York |
| County | Lehigh County County |
| Nearest Airport | Lehigh Valley International (ABE) 15 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 | — | — | 61 km |
| 1840 | PHILADELPHIA, PENNSYLVANIA | Earthquake | — | — | 78 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 30°F (-1°C) | 3.4 in | |
| February | 29°F (-1°C) | 2.9 in | Coldest, Driest |
| March | 38°F (4°C) | 3.5 in | |
| April | 48°F (9°C) | 3.9 in | |
| May | 59°F (15°C) | 4.6 in | Wettest |
| June | 67°F (20°C) | 4.2 in | |
| July | 74°F (23°C) | 4.3 in | Warmest |
| August | 71°F (22°C) | 4.2 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 | 34°F (1°C) | 3.6 in |
Hereford has a seasonal temperature swing of 45°F / from 29°F in February to 74°F in July. Total annual precipitation is 45.9 inches, with May being the wettest month (4.6") and February the driest (2.9").