Muir, PA
Full City Profile · Pennsylvania · Lebanon County County
4.4
/5.0
A
Great
525
Population
1,050/sq mi density
$96,750
Median Income
$31,560 per capita
$205,600
Home Value
$143,368 Zillow
$925
Median Rent
20.6% income on rent
51°F
Avg Temperature
A
Overall
4.4 / 5.0
Strong
A+
Economy
4.8 / 5.0
$96,750 median income, 1.4% unemployment
A+
Affordability
5.0 / 5.0
$205,600 home value, $925/mo rent
B
Education
3.4 / 5.0
30.6% bachelor's degree or higher
Muir experiences four distinct seasons with an average annual temperature of 51°F (11°C). Winters average 28°F in January while summers reach 72°F in July. Annual precipitation totals 50.9 inches. The area receives 27.6 inches of snow annually. Air quality is rated Good with a median AQI of 43.
Temperature
28°F Jan (-2°C)
72°F Jul (22°C)
| Annual Average | 50.6°F |
| 6% below US avg | |
| January Average | 28°F (-2°C) |
| July Average | 72°F (22°C) |
Geography
| Elevation | 872 ft (266 m) |
| Area | 0.5 sq mi (1.3 km²) |
| Population Density | 1,050/sq mi |
| Coordinates | 40.5943°N, 76.5187°W |
| Timezone | America/New_York |
| County | Lebanon County County |
| Nearest Airport | Harrisburg International (MDT) 31 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
| Good Days % | 66.1% |
| Unhealthy Days | 2 |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0453 ppm |
| PM2.5 (Fine Particles) | 10.5 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 79.9 / 100 |
| Social Vulnerability | 35.2 / 100 |
| Community Resilience | 83.4 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Relatively Moderate |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Moderate |
| Hail | Relatively Low |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively High |
| Lightning | Relatively High |
| Ice Storm | Relatively Low |
| Drought | Relatively Moderate |
| Cold Wave | Relatively Low |
| 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 | - | - | 138 km |
| 1840 | PHILADELPHIA, PENNSYLVANIA | Earthquake | - | - | 143 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 28°F (-2°C) | 3.6 in | Coldest |
| February | 30°F (-1°C) | 2.8 in | Driest |
| March | 38°F (3°C) | 3.9 in | |
| April | 49°F (10°C) | 4.5 in | |
| May | 59°F (15°C) | 4.4 in | |
| June | 68°F (20°C) | 4.9 in | |
| July | 72°F (22°C) | 5.1 in | Warmest |
| August | 71°F (21°C) | 4.3 in | |
| September | 64°F (18°C) | 5.6 in | Wettest |
| October | 52°F (11°C) | 4.5 in | |
| November | 42°F (6°C) | 3.3 in | |
| December | 33°F (1°C) | 4.0 in |
Muir has a seasonal temperature swing of 44°F / from 28°F in January to 72°F in July. Total annual precipitation is 50.9 inches, with September being the wettest month (5.6") and February the driest (2.8").