Southold, NY
Full City Profile · New York · Lower Connecticut River Valley Planning Region County
4.1
/5.0
A
Great
6,600
Population
630/sq mi density
$114,743
Median Income
$73,710 per capita
$762,900
Home Value
$1,130,057 Zillow
$2,176
Median Rent
34.6% income on rent
52°F
Avg Temperature
A
Overall
4.1 / 5.0
Strong
A
Economy
4.3 / 5.0
$114,743 median income, 6.7% unemployment
C+
Affordability
2.9 / 5.0
$762,900 home value, $2,176/mo rent
A+
Education
5.0 / 5.0
51.8% bachelor's degree or higher
Southold experiences four distinct seasons with an average annual temperature of 52°F (11°C). Winters average 30°F in January while summers reach 73°F in July. Annual precipitation totals 45.0 inches. The area receives 26.8 inches of snow annually.
Temperature
30°F Jan (-1°C)
73°F Jul (23°C)
| Annual Average | 51.7°F |
| 4% below US avg | |
| January Average | 30°F (-1°C) |
| July Average | 73°F (23°C) |
Geography
| Elevation | 32 ft (10 m) |
| Area | 11.3 sq mi (29.3 km²) |
| Population Density | 630/sq mi |
| Coordinates | 41.0654°N, 72.4298°W |
| Timezone | America/New_York |
| County | Lower Connecticut River Valley Planning Region County |
| Nearest Airport | Bradley International (BDL) 62 miles away |
Precipitation & Snow
Air Quality
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 83.8 / 100 |
| Social Vulnerability | 17.9 / 100 |
| Community Resilience | 90.4 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Relatively Moderate |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Moderate |
| Hail | Very Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively Moderate |
| Ice Storm | Relatively Moderate |
| Drought | Relatively Low |
| Cold Wave | Relatively Low |
| Landslide | Relatively Low |
| Coastal Flood | Relatively Moderate |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Tsunami History
1 tsunami 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 | - | 64 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 30°F (-1°C) | 3.6 in | Coldest |
| February | 32°F (0°C) | 3.1 in | |
| March | 38°F (4°C) | 4.3 in | |
| April | 48°F (9°C) | 4.1 in | |
| May | 58°F (14°C) | 3.5 in | |
| June | 67°F (19°C) | 3.8 in | |
| July | 73°F (23°C) | 3.1 in | Warmest, Driest |
| August | 73°F (23°C) | 4.1 in | |
| September | 66°F (19°C) | 3.8 in | |
| October | 55°F (13°C) | 4.0 in | |
| November | 45°F (7°C) | 3.5 in | |
| December | 36°F (2°C) | 4.3 in | Wettest |
Southold has a seasonal temperature swing of 43°F / from 30°F in January to 73°F in July. Total annual precipitation is 45.0 inches, with December being the wettest month (4.3") and July the driest (3.1").