Port Murray, NJ
Full City Profile · New Jersey · Hunterdon County County
2.4
/5.0
C
Fair
97
Population
98/sq mi density
50°F
Avg Temperature
C
Overall
2.4 / 5.0
Fair overall score based on economy, affordability, safety and education
C
Education
2.4 / 5.0
0.0% bachelor's degree or higher
Port Murray experiences four distinct seasons with an average annual temperature of 50°F (10°C). Winters average 27°F in January while summers reach 72°F in July. Annual precipitation totals 48.2 inches. The area receives 23.3 inches of snow annually. Air quality is rated Good with a median AQI of 41.
Temperature
27°F Jan (-3°C)
72°F Jul (22°C)
| Annual Average | 50.1°F |
| 7% below US avg | |
| January Average | 27°F (-3°C) |
| July Average | 72°F (22°C) |
Geography
| Elevation | 899 ft (274 m) |
| Area | 0.2 sq mi (0.4 km²) |
| Population Density | 98/sq mi |
| Coordinates | 40.7928°N, 74.9272°W |
| Timezone | America/New_York |
| County | Hunterdon County County |
| Nearest Airport | Central Jersey Regional (JVI) 25 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 41.0 |
| Rating | Good |
| Good Days % | 72.9% |
| Unhealthy Days | 0 |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0452 ppm |
| PM2.5 (Fine Particles) | 8.8 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 78.7 / 100 |
| Social Vulnerability | 10.6 / 100 |
| Community Resilience | 95.1 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Relatively Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Moderate |
| Hail | Very Low |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively Moderate |
| Ice Storm | Relatively High |
| Drought | Relatively Moderate |
| Cold Wave | Relatively Low |
| Landslide | 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 | - | - | 15 km |
| 1840 | PHILADELPHIA, PENNSYLVANIA | Earthquake | - | - | 113 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 27°F (-3°C) | 3.2 in | Coldest |
| February | 29°F (-2°C) | 2.7 in | Driest |
| March | 37°F (3°C) | 3.6 in | |
| April | 48°F (9°C) | 4.0 in | |
| May | 59°F (15°C) | 4.1 in | |
| June | 67°F (20°C) | 4.5 in | |
| July | 72°F (22°C) | 4.8 in | Warmest, Wettest |
| August | 71°F (22°C) | 4.6 in | |
| September | 64°F (18°C) | 4.6 in | |
| October | 52°F (11°C) | 4.8 in | |
| November | 41°F (5°C) | 3.3 in | |
| December | 33°F (0°C) | 4.1 in |
Port Murray has a seasonal temperature swing of 45°F / from 27°F in January to 72°F in July. Total annual precipitation is 48.2 inches, with July being the wettest month (4.8") and February the driest (2.7").