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Jefferson Valley-Yorktown, NY
Full City Profile · New York · Putnam County County
3.8
/5.0
B+
Good
14,195
Population
2,040/sq mi density
$152,948
Median Income
$65,286 per capita
$566,800
Home Value
$597,147 Zillow
$2,078
Median Rent
28.6% income on rent
50°F
Avg Temperature
271 sunny days/yr
224
Violent Crime/100K
785 property/100K
B+
Overall
3.8 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
4.5 / 5.0
$152,948 median income, 5.3% unemployment
A+
Affordability
4.6 / 5.0
$566,800 home value, $2,078/mo rent
F
Safety
1.0 / 5.0
224 violent crimes/100K
A+
Education
5.0 / 5.0
53.4% bachelor's degree or higher
Jefferson Valley-Yorktown 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 | 629 ft (192 m) |
| Area | 7.0 sq mi (18.0 km²) |
| Population Density | 2,040/sq mi |
| Coordinates | 41.3187°N, 73.7999°W |
| Timezone | America/New_York |
| County | Putnam County County |
| Nearest Airport | New York Stewart International (SWF) 20 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 | — | 82 km |
| 1895 | HIGH BRIDGE, NJ | Earthquake | — | — | 116 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 27°F (-3°C) | 3.8 in | Coldest |
| February | 29°F (-2°C) | 3.1 in | Driest |
| March | 38°F (3°C) | 4.1 in | |
| April | 48°F (9°C) | 4.4 in | |
| May | 59°F (15°C) | 4.7 in | Wettest |
| June | 67°F (20°C) | 4.1 in | |
| July | 72°F (22°C) | 4.4 in | Warmest |
| August | 71°F (22°C) | 4.3 in | |
| September | 63°F (17°C) | 4.5 in | |
| October | 52°F (11°C) | 4.0 in | |
| November | 43°F (6°C) | 4.4 in | |
| December | 33°F (0°C) | 3.8 in |
Jefferson Valley-Yorktown has a seasonal temperature swing of 46°F / from 27°F in January to 72°F in July. Total annual precipitation is 49.5 inches, with May being the wettest month (4.7") and February the driest (3.1").