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Morristown, NJ
Full City Profile · New Jersey · Morris County County
3.6
/5.0
B+
Good
20,256
Population
6,961/sq mi density
$115,409
Median Income
$66,773 per capita
$552,800
Home Value
$862,203 Zillow
$2,171
Median Rent
26.9% income on rent
53°F
Avg Temperature
271 sunny days/yr
214
Violent Crime/100K
888 property/100K
B+
Overall
3.6 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
4.6 / 5.0
$115,409 median income, 3.8% unemployment
B+
Affordability
4.0 / 5.0
$552,800 home value, $2,171/mo rent
F
Safety
1.0 / 5.0
214 violent crimes/100K
A+
Education
5.0 / 5.0
57.5% bachelor's degree or higher
Morristown experiences four distinct seasons with an average annual temperature of 53°F (12°C). Winters average 31°F in January while summers reach 76°F in July. The area gets 271 sunny days per year. Annual precipitation totals 50.4 inches. The area receives 24.0 inches of snow annually. Air quality is rated Good with a median AQI of 39.
Temperature
31°F Jan (-1°C)
76°F Jul (24°C)
| Annual Average | 53.3°F |
| 1% below US avg | |
| January Average | 31°F (-1°C) |
| July Average | 76°F (24°C) |
| Sunny Days | 271 days/yr |
Geography
| Elevation | 329 ft (100 m) |
| Area | 3.0 sq mi (7.8 km²) |
| Population Density | 6,961/sq mi |
| Coordinates | 40.7966°N, 74.4773°W |
| Timezone | America/New_York |
| County | Morris County County |
| Nearest Airport | Newark Liberty International (EWR) 18 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 39.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0448 ppm |
| NO₂ (Nitrogen Dioxide) | 5.1 ppb |
| SO₂ (Sulfur Dioxide) | 0.82 ppb |
| PM2.5 (Fine Particles) | 6.7 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 92.9 / 100 |
| Social Vulnerability | 10.6 / 100 |
| Community Resilience | 89.5 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Relatively Moderate |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively High |
| Hail | Very Low |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Moderate |
| Winter Weather | Very High |
| Lightning | Relatively High |
| Ice Storm | Relatively Low |
| Drought | Relatively Moderate |
| Cold Wave | Relatively High |
| Landslide | Relatively Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Tsunami History
3 tsunamis recorded within 500 km. Highest wave on record: 0.3 m (1 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1964 | LONG ISLAND, NY | Meteorological | 0.3 m | — | 116 km |
| 1895 | HIGH BRIDGE, NJ | Earthquake | — | — | 37 km |
| 1840 | PHILADELPHIA, PENNSYLVANIA | Earthquake | — | — | 127 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 31°F (-1°C) | 3.9 in | Coldest |
| February | 31°F (-1°C) | 3.1 in | Driest |
| March | 40°F (4°C) | 4.1 in | |
| April | 50°F (10°C) | 4.3 in | |
| May | 60°F (16°C) | 4.7 in | |
| June | 69°F (20°C) | 4.2 in | |
| July | 76°F (24°C) | 5.0 in | Warmest, Wettest |
| August | 72°F (22°C) | 4.4 in | |
| September | 65°F (18°C) | 4.6 in | |
| October | 53°F (12°C) | 3.9 in | |
| November | 44°F (7°C) | 4.3 in | |
| December | 34°F (1°C) | 3.8 in |
Morristown has a seasonal temperature swing of 45°F / from 31°F in January to 76°F in July. Total annual precipitation is 50.4 inches, with July being the wettest month (5.0") and February the driest (3.1").