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Mount Vernon, KY
Full City Profile · Kentucky · Rockcastle County County
3.1
/5.0
B
Good
2,259
Population
804/sq mi density
$38,639
Median Income
$24,075 per capita
$100,500
Home Value
$141,281 Zillow
$660
Median Rent
25.1% income on rent
55°F
Avg Temperature
299 sunny days/yr
B
Overall
3.1 / 5.0
Good overall score based on economy, affordability, safety and education
B
Economy
3.1 / 5.0
$38,639 median income, 1.7% unemployment
A+
Affordability
5.0 / 5.0
$100,500 home value, $660/mo rent
C+
Safety
2.5 / 5.0
0 violent crimes/100K
D
Education
1.9 / 5.0
11.6% bachelor's degree or higher
Mount Vernon experiences four distinct seasons with an average annual temperature of 55°F (13°C). Winters average 33°F in January while summers reach 75°F in July. The area gets 299 sunny days per year. Annual precipitation totals 51.4 inches. The area receives 10.9 inches of snow annually. Air quality is rated Good with a median AQI of 41.
Temperature
33°F Jan (1°C)
75°F Jul (24°C)
| Annual Average | 55.3°F |
| 2% above US avg | |
| January Average | 33°F (1°C) |
| July Average | 75°F (24°C) |
| Sunny Days | 299 days/yr |
Geography
| Elevation | 1,086 ft (331 m) |
| Area | 2.8 sq mi (7.3 km²) |
| Population Density | 804/sq mi |
| Coordinates | 37.3571°N, 84.3329°W |
| Timezone | America/New_York |
| County | Rockcastle County County |
| Nearest Airport | Lake Cumberland Regional (SME) 26 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 41.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 36.1 / 100 |
| Social Vulnerability | 87.1 / 100 |
| Community Resilience | 25.5 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively Low |
| Ice Storm | Relatively Low |
| Drought | Very Low |
| 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 | 33°F (1°C) | 3.4 in | Coldest |
| February | 36°F (2°C) | 3.4 in | |
| March | 45°F (7°C) | 4.5 in | |
| April | 54°F (12°C) | 4.1 in | |
| May | 62°F (17°C) | 5.0 in | Wettest |
| June | 70°F (21°C) | 4.2 in | |
| July | 75°F (24°C) | 4.7 in | Warmest |
| August | 73°F (23°C) | 3.9 in | |
| September | 67°F (20°C) | 3.9 in | |
| October | 56°F (13°C) | 3.0 in | Driest |
| November | 46°F (8°C) | 3.9 in | |
| December | 37°F (3°C) | 4.2 in |
Mount Vernon has a seasonal temperature swing of 42°F / from 33°F in January to 75°F in July. Total annual precipitation is 48.2 inches, with May being the wettest month (5.0") and October the driest (3.0").