Mount Ivy, NY
Full City Profile · New York · Rockland County County
4.3
/5.0
A
Great
7,913
Population
5,383/sq mi density
$85,226
Median Income
$44,951 per capita
$275,200
Home Value
$725,490 Zillow
$1,843
Median Rent
24.7% income on rent
49°F
Avg Temperature
A
Overall
4.3 / 5.0
Strong
A
Economy
4.0 / 5.0
$85,226 median income, 5.9% unemployment
A+
Affordability
4.9 / 5.0
$275,200 home value, $1,843/mo rent
A
Education
4.0 / 5.0
37.9% bachelor's degree or higher
Mount Ivy experiences four distinct seasons with an average annual temperature of 49°F (9°C). Winters average 26°F in January while summers reach 72°F in July. Annual precipitation totals 47.2 inches. The area receives 39.5 inches of snow annually. Air quality is rated Good with a median AQI of 37.
Temperature
26°F Jan (-3°C)
72°F Jul (22°C)
| Annual Average | 49.4°F |
| 9% below US avg | |
| January Average | 26°F (-3°C) |
| July Average | 72°F (22°C) |
Geography
| Elevation | 409 ft (125 m) |
| Area | 1.5 sq mi (3.8 km²) |
| Population Density | 5,383/sq mi |
| Coordinates | 41.1927°N, 74.0296°W |
| Timezone | America/New_York |
| County | Rockland County County |
| Nearest Airport | New York Stewart International (SWF) 22 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 37.0 |
| Rating | Good |
| Good Days % | 84.2% |
| Unhealthy Days | 5 |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0417 ppm |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 88.4 / 100 |
| Social Vulnerability | 68.2 / 100 |
| Community Resilience | 69.1 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Relatively Moderate |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Moderate |
| Hail | Very Low |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively High |
| Lightning | Relatively High |
| Ice Storm | Relatively Moderate |
| Drought | Very Low |
| Cold Wave | Relatively Moderate |
| Landslide | Very Low |
| Coastal Flood | Relatively Moderate |
| Avalanche | Very Low |
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 | - | 89 km |
| 1895 | HIGH BRIDGE, NJ | Earthquake | - | - | 93 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 26°F (-3°C) | 3.1 in | Coldest |
| February | 28°F (-2°C) | 2.6 in | Driest |
| March | 36°F (2°C) | 3.9 in | |
| April | 48°F (9°C) | 4.0 in | |
| May | 58°F (14°C) | 3.9 in | |
| June | 67°F (19°C) | 4.2 in | |
| July | 72°F (22°C) | 4.8 in | Warmest |
| August | 70°F (21°C) | 4.9 in | Wettest |
| September | 63°F (17°C) | 3.7 in | |
| October | 52°F (11°C) | 4.5 in | |
| November | 41°F (5°C) | 3.6 in | |
| December | 32°F (0°C) | 4.1 in |
Mount Ivy has a seasonal temperature swing of 46°F / from 26°F in January to 72°F in July. Total annual precipitation is 47.2 inches, with August being the wettest month (4.9") and February the driest (2.6").