South Seaville, NJ
Full City Profile · New Jersey · Cape May County County
4.4
/5.0
A
Great
550
Population
231/sq mi density
$123,409
Median Income
$65,609 per capita
$309,300
Home Value
$461,216 Zillow
56°F
Avg Temperature
A
Overall
4.4 / 5.0
Strong
B+
Economy
3.8 / 5.0
$123,409 median income, 15.0% unemployment
A+
Affordability
5.0 / 5.0
$309,300 home value, /mo rent
A
Education
4.4 / 5.0
42.9% bachelor's degree or higher
South Seaville enjoys a temperate climate with an average annual temperature of 56°F (13°C). Winters average 36°F in January while summers reach 77°F in July. Annual precipitation totals 50.6 inches. The area receives 22.0 inches of snow annually.
Temperature
36°F Jan (2°C)
77°F Jul (25°C)
| Annual Average | 55.7°F |
| 3% above US avg | |
| January Average | 36°F (2°C) |
| July Average | 77°F (25°C) |
Geography
| Elevation | 26 ft (8 m) |
| Area | 2.4 sq mi (6.2 km²) |
| Population Density | 231/sq mi |
| Coordinates | 39.1866°N, 74.7536°W |
| Timezone | America/New_York |
| County | Cape May County County |
| Nearest Airport | Atlantic City International (ACY) 21 miles away |
Precipitation & Snow
Air Quality
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 91.0 / 100 |
| Social Vulnerability | 37.2 / 100 |
| Community Resilience | 98.8 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Relatively Moderate |
| Earthquake | Relatively Low |
| Wildfire | Relatively Low |
| Flood | Relatively Moderate |
| Hail | Very Low |
| Strong Wind | Very High |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively High |
| Lightning | Relatively Moderate |
| Ice Storm | Relatively Low |
| Drought | Relatively Low |
| Cold Wave | Relatively Low |
| Landslide | Very Low |
| Coastal Flood | Very High |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Tsunami History
1 tsunami recorded within 500 km.
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1840 | PHILADELPHIA, PENNSYLVANIA | Earthquake | - | - | 78 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 36°F (2°C) | 3.8 in | Coldest |
| February | 37°F (3°C) | 3.4 in | Driest |
| March | 43°F (6°C) | 5.0 in | |
| April | 54°F (12°C) | 3.8 in | |
| May | 63°F (17°C) | 3.5 in | |
| June | 72°F (22°C) | 4.1 in | |
| July | 77°F (25°C) | 4.7 in | Warmest |
| August | 75°F (24°C) | 5.5 in | Wettest |
| September | 69°F (21°C) | 3.9 in | |
| October | 58°F (14°C) | 4.5 in | |
| November | 47°F (8°C) | 3.5 in | |
| December | 39°F (4°C) | 4.7 in |
South Seaville has a seasonal temperature swing of 41°F / from 36°F in January to 77°F in July. Total annual precipitation is 50.6 inches, with August being the wettest month (5.5") and February the driest (3.4").