Florham Park, NJ
Full City Profile · New Jersey · Essex County County
3.6
/5.0
B+
Good
13,134
Population
1,797/sq mi density
$147,714
Median Income
$65,931 per capita
$722,700
Home Value
$1,061,351 Zillow
$3,009
Median Rent
29.3% income on rent
53°F
Avg Temperature
27
Violent Crime/100K
576 property/100K
B+
Overall
3.6 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
4.6 / 5.0
$147,714 median income, 4.6% unemployment
B+
Affordability
3.9 / 5.0
$722,700 home value, $3,009/mo rent
F
Safety
1.0 / 5.0
27 violent crimes/100K
A+
Education
5.0 / 5.0
66.3% bachelor's degree or higher
Florham Park 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. Annual precipitation totals 50.4 inches. The area receives 24.0 inches of snow annually.
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) |
Geography
| Elevation | 222 ft (68 m) |
| Area | 7.5 sq mi (19.5 km²) |
| Population Density | 1,797/sq mi |
| Coordinates | 40.7760°N, 74.3943°W |
| Timezone | America/New_York |
| County | Essex County County |
| Nearest Airport | Newark Liberty International (EWR) 13 miles away |
Precipitation & Snow
Air Quality
Natural Hazard Risk
| Overall Risk | Relatively High |
| Risk Score | 97.7 / 100 |
| Social Vulnerability | 80.3 / 100 |
| Community Resilience | 27.7 / 100 |
Hazard Breakdown
| Tornado | Relatively High |
| Hurricane | Relatively Moderate |
| 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 Moderate |
| Drought | Very Low |
| Cold Wave | Relatively High |
| Landslide | Very Low |
| Coastal Flood | Relatively Moderate |
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 | - | 109 km |
| 1895 | HIGH BRIDGE, NJ | Earthquake | - | - | 43 km |
| 1840 | PHILADELPHIA, PENNSYLVANIA | Earthquake | - | - | 128 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 31°F (-1°C) | 3.5 in | Coldest |
| February | 32°F (0°C) | 3.0 in | Driest |
| March | 40°F (5°C) | 4.2 in | |
| April | 52°F (11°C) | 4.0 in | |
| May | 61°F (16°C) | 4.1 in | |
| June | 71°F (22°C) | 4.8 in | |
| July | 76°F (24°C) | 4.7 in | Warmest |
| August | 74°F (23°C) | 4.9 in | Wettest |
| September | 67°F (19°C) | 4.6 in | |
| October | 55°F (13°C) | 4.6 in | |
| November | 45°F (7°C) | 3.6 in | |
| December | 36°F (2°C) | 4.4 in |
Florham Park 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 August being the wettest month (4.9") and February the driest (3.0").