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Henderson, NY
Full City Profile · New York · Jefferson County County
1.4
/5.0
F
Poor
240
Population
453/sq mi density
$116,700
Home Value
$254,752 Zillow
$799
Median Rent
48.3% income on rent
45°F
Avg Temperature
260 sunny days/yr
546
Violent Crime/100K
4,627 property/100K
F
Overall
1.4 / 5.0
Below average overall score based on economy, affordability, safety and education
F
Safety
1.0 / 5.0
546 violent crimes/100K (44% above avg)
D
Education
1.8 / 5.0
9.9% bachelor's degree or higher
Henderson has a cool climate with an average annual temperature of 45°F (7°C). Winters average 20°F in January while summers reach 69°F in July. The area gets 260 sunny days per year. Annual precipitation totals 37.1 inches. Air quality is rated Good with a median AQI of 36.
Temperature
20°F Jan (-7°C)
69°F Jul (21°C)
| Annual Average | 45.3°F |
| 16% below US avg | |
| January Average | 20°F (-7°C) |
| July Average | 69°F (21°C) |
| Sunny Days | 260 days/yr |
Geography
| Elevation | 365 ft (111 m) |
| Area | 0.5 sq mi (1.4 km²) |
| Population Density | 453/sq mi |
| Coordinates | 43.8480°N, 76.1850°W |
| Timezone | America/New_York |
| County | Jefferson County County |
| Nearest Airport | Watertown International (ART) 13 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 36.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0397 ppm |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 64.0 / 100 |
| Social Vulnerability | 28.3 / 100 |
| Community Resilience | 62.9 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Moderate |
| Hail | Very Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Very Low |
| Winter Weather | Relatively High |
| Lightning | Relatively Low |
| Ice Storm | Relatively Moderate |
| Drought | No Rating |
| Cold Wave | Relatively Low |
| Landslide | Very Low |
| Coastal Flood | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 20°F (-7°C) | 3.5 in | Coldest |
| February | 22°F (-6°C) | 2.8 in | Driest |
| March | 30°F (-1°C) | 2.8 in | |
| April | 42°F (6°C) | 3.2 in | |
| May | 54°F (12°C) | 3.1 in | |
| June | 63°F (17°C) | 3.2 in | |
| July | 69°F (21°C) | 2.8 in | Warmest |
| August | 68°F (20°C) | 3.5 in | |
| September | 61°F (16°C) | 4.0 in | |
| October | 50°F (10°C) | 3.7 in | |
| November | 40°F (4°C) | 4.4 in | Wettest |
| December | 28°F (-2°C) | 3.9 in |
Henderson has a seasonal temperature swing of 49°F / from 20°F in January to 69°F in July. Total annual precipitation is 40.8 inches, with November being the wettest month (4.4") and February the driest (2.8").