All Countries
Mahopac, NY
Full City Profile · New York · Putnam County County
4.1
/5.0
A
Great
9,171
Population
1,496/sq mi density
$114,867
Median Income
$55,194 per capita
$448,600
Home Value
$596,552 Zillow
$2,030
Median Rent
43.3% income on rent
50°F
Avg Temperature
271 sunny days/yr
A
Overall
4.1 / 5.0
Strong
A+
Economy
5.0 / 5.0
$114,867 median income, 2.3% unemployment
A
Affordability
4.5 / 5.0
$448,600 home value, $2,030/mo rent
C+
Safety
2.5 / 5.0
0 violent crimes/100K
A
Education
4.2 / 5.0
40.3% bachelor's degree or higher
Mahopac experiences four distinct seasons with an average annual temperature of 50°F (10°C). Winters average 27°F in January while summers reach 72°F in July. The area gets 271 sunny days per year. Annual precipitation totals 50.5 inches. Air quality is rated Good with a median AQI of 36.
Temperature
27°F Jan (-3°C)
72°F Jul (22°C)
| Annual Average | 50.2°F |
| 7% below US avg | |
| January Average | 27°F (-3°C) |
| July Average | 72°F (22°C) |
| Sunny Days | 271 days/yr |
Geography
| Elevation | 762 ft (232 m) |
| Area | 6.5 sq mi (16.7 km²) |
| Population Density | 1,496/sq mi |
| Coordinates | 41.3697°N, 73.7407°W |
| Timezone | America/New_York |
| County | Putnam County County |
| Nearest Airport | Hudson Valley Regional (POU) 19 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 36.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0402 ppm |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 39.8 / 100 |
| Social Vulnerability | 10.6 / 100 |
| Community Resilience | 90.6 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Relatively Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Very Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Low |
| Lightning | Relatively Low |
| Ice Storm | Relatively Moderate |
| Drought | Very Low |
| Cold Wave | Relatively Low |
| Landslide | Relatively Low |
| Coastal Flood | Very Low |
| 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 | — | 83 km |
| 1895 | HIGH BRIDGE, NJ | Earthquake | — | — | 124 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 27°F (-3°C) | 3.7 in | Coldest |
| February | 28°F (-2°C) | 3.2 in | Driest |
| March | 37°F (3°C) | 4.1 in | |
| April | 47°F (9°C) | 4.3 in | |
| May | 58°F (14°C) | 4.8 in | Wettest |
| June | 66°F (19°C) | 4.2 in | |
| July | 72°F (22°C) | 4.5 in | Warmest |
| August | 70°F (21°C) | 4.3 in | |
| September | 62°F (17°C) | 4.5 in | |
| October | 51°F (11°C) | 4.0 in | |
| November | 42°F (5°C) | 4.4 in | |
| December | 31°F (-1°C) | 3.8 in |
Mahopac has a seasonal temperature swing of 46°F / from 27°F in January to 72°F in July. Total annual precipitation is 49.6 inches, with May being the wettest month (4.8") and February the driest (3.2").