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Lyon Mountain, NY
Full City Profile · New York · Clinton County County
1.1
/5.0
F
Poor
240
Population
23/sq mi density
$40,900
Home Value
$63,886 Zillow
$625
Median Rent
29.3% income on rent
45°F
Avg Temperature
251 sunny days/yr
172
Violent Crime/100K
2,328 property/100K
F
Overall
1.1 / 5.0
Below average overall score based on economy, affordability, safety and education
F
Safety
1.0 / 5.0
172 violent crimes/100K
F
Education
1.2 / 5.0
2.0% bachelor's degree or higher
Lyon Mountain has a cool climate with an average annual temperature of 45°F (7°C). Winters average 18°F in January while summers reach 69°F in July. The area gets 251 sunny days per year. Annual precipitation totals 43.4 inches. Air quality is rated Good with a median AQI of 36.
Temperature
18°F Jan (-8°C)
69°F Jul (21°C)
| Annual Average | 44.8°F |
| 17% below US avg | |
| January Average | 18°F (-8°C) |
| July Average | 69°F (21°C) |
| Sunny Days | 251 days/yr |
Geography
| Elevation | 2,676 ft (816 m) |
| Area | 10.2 sq mi (26.3 km²) |
| Population Density | 23/sq mi |
| Coordinates | 44.7183°N, 73.8663°W |
| Timezone | America/New_York |
| County | Clinton County County |
| Nearest Airport | Plattsburgh International (PBG) 20 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 36.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 68.8 / 100 |
| Social Vulnerability | 39.0 / 100 |
| Community Resilience | 77.2 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Relatively Low |
| 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 High |
| Drought | No Rating |
| Cold Wave | Relatively Low |
| Landslide | Relatively Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 18°F (-8°C) | 2.9 in | |
| February | 15°F (-10°C) | 2.4 in | Coldest, Driest |
| March | 25°F (-4°C) | 2.9 in | |
| April | 38°F (3°C) | 3.2 in | |
| May | 51°F (11°C) | 3.6 in | |
| June | 60°F (15°C) | 4.2 in | |
| July | 69°F (21°C) | 4.3 in | Warmest |
| August | 63°F (17°C) | 4.9 in | Wettest |
| September | 55°F (13°C) | 4.4 in | |
| October | 44°F (6°C) | 3.7 in | |
| November | 32°F (0°C) | 3.9 in | |
| December | 19°F (-7°C) | 3.4 in |
Lyon Mountain has a seasonal temperature swing of 54°F / from 15°F in February to 69°F in July. Total annual precipitation is 43.8 inches, with August being the wettest month (4.9") and February the driest (2.4").