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Dumont, NJ
Full City Profile · New Jersey · Bronx County County
3.8
/5.0
B+
Good
18,072
Population
9,268/sq mi density
$125,585
Median Income
$51,872 per capita
$469,900
Home Value
$646,935 Zillow
$1,778
Median Rent
31.9% income on rent
56°F
Avg Temperature
275 sunny days/yr
34
Violent Crime/100K
306 property/100K
B+
Overall
3.8 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
5.0 / 5.0
$125,585 median income, 2.3% unemployment
A+
Affordability
4.6 / 5.0
$469,900 home value, $1,778/mo rent
F
Safety
1.0 / 5.0
34 violent crimes/100K
A+
Education
4.7 / 5.0
46.8% bachelor's degree or higher
Dumont enjoys a temperate climate with an average annual temperature of 56°F (13°C). Winters average 34°F in January while summers reach 78°F in July. The area gets 275 sunny days per year. Annual precipitation totals 49.9 inches. Air quality is rated Good with a median AQI of 39.
Temperature
34°F Jan (1°C)
78°F Jul (26°C)
| Annual Average | 55.8°F |
| 3% above US avg | |
| January Average | 34°F (1°C) |
| July Average | 78°F (26°C) |
| Sunny Days | 275 days/yr |
Geography
| Elevation | 106 ft (32 m) |
| Area | 2.0 sq mi (5.1 km²) |
| Population Density | 9,268/sq mi |
| Coordinates | 40.9452°N, 73.9924°W |
| Timezone | America/New_York |
| County | Bronx County County |
| Nearest Airport | Laguardia (LGA) 13 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 39.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0422 ppm |
| NO₂ (Nitrogen Dioxide) | 21.1 ppb |
| SO₂ (Sulfur Dioxide) | 0.44 ppb |
| CO (Carbon Monoxide) | 0.27 ppm |
| PM2.5 (Fine Particles) | 8.9 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively High |
| Risk Score | 98.4 / 100 |
| Social Vulnerability | 99.7 / 100 |
| Community Resilience | 6.0 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Relatively High |
| Earthquake | Relatively Moderate |
| Wildfire | Very Low |
| Flood | Relatively High |
| Hail | Relatively Moderate |
| Strong Wind | Very High |
| Heat Wave | Relatively High |
| Winter Weather | Very High |
| Lightning | Relatively High |
| Ice Storm | Relatively High |
| Drought | No Rating |
| Cold Wave | Very High |
| Landslide | Very Low |
| Coastal Flood | Relatively High |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Tsunami History
2 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 | — | 77 km |
| 1895 | HIGH BRIDGE, NJ | Earthquake | — | — | 81 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 34°F (1°C) | 3.7 in | |
| February | 32°F (0°C) | 3.0 in | Coldest, Driest |
| March | 40°F (5°C) | 4.1 in | |
| April | 50°F (10°C) | 4.2 in | |
| May | 60°F (16°C) | 4.4 in | Wettest |
| June | 69°F (21°C) | 3.7 in | |
| July | 78°F (26°C) | 4.3 in | Warmest |
| August | 74°F (23°C) | 4.2 in | |
| September | 66°F (19°C) | 4.1 in | |
| October | 55°F (13°C) | 3.6 in | |
| November | 46°F (8°C) | 4.2 in | |
| December | 36°F (2°C) | 3.7 in |
Dumont has a seasonal temperature swing of 46°F / from 32°F in February to 78°F in July. Total annual precipitation is 47.0 inches, with May being the wettest month (4.4") and February the driest (3.0").