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Walnut Hill, TN
Full City Profile · Tennessee · Sullivan County County
3.4
/5.0
B
Good
2,480
Population
605/sq mi density
$65,074
Median Income
$27,780 per capita
$172,500
Home Value
$229,074 Zillow
54°F
Avg Temperature
305 sunny days/yr
459
Violent Crime/100K
3,635 property/100K
B
Overall
3.4 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.2 / 5.0
$65,074 median income, 2.9% unemployment
A+
Affordability
5.0 / 5.0
$172,500 home value, /mo rent
F
Safety
1.0 / 5.0
459 violent crimes/100K (21% above avg)
B
Education
3.5 / 5.0
30.7% bachelor's degree or higher
Walnut Hill experiences four distinct seasons with an average annual temperature of 54°F (12°C). Winters average 34°F in January while summers reach 73°F in July. The area gets 305 sunny days per year. Annual precipitation totals 45.9 inches. The area receives 12.4 inches of snow annually. Air quality is rated Good with a median AQI of 40.
Temperature
34°F Jan (1°C)
73°F Jul (23°C)
| Annual Average | 53.7°F |
| 1% below US avg | |
| January Average | 34°F (1°C) |
| July Average | 73°F (23°C) |
| Sunny Days | 305 days/yr |
Geography
| Elevation | 1,705 ft (520 m) |
| Area | 4.3 sq mi (11.1 km²) |
| Population Density | 605/sq mi |
| Coordinates | 36.5679°N, 82.2657°W |
| Timezone | America/Chicago |
| County | Sullivan County County |
| Nearest Airport | Foothills Regional (MRN) 63 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 40.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0465 ppm |
| SO₂ (Sulfur Dioxide) | 3.01 ppb |
| PM2.5 (Fine Particles) | 7.1 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 71.5 / 100 |
| Social Vulnerability | 44.8 / 100 |
| Community Resilience | 40.2 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Moderate |
| Hail | Relatively Low |
| Strong Wind | Relatively High |
| Heat Wave | Very Low |
| Winter Weather | Relatively Low |
| Lightning | Relatively High |
| Ice Storm | Relatively Low |
| Drought | Very Low |
| Cold Wave | Relatively Low |
| Landslide | Relatively Moderate |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 34°F (1°C) | 3.4 in | Coldest |
| February | 37°F (3°C) | 3.5 in | |
| March | 46°F (8°C) | 4.0 in | |
| April | 54°F (12°C) | 3.6 in | |
| May | 62°F (17°C) | 4.1 in | |
| June | 70°F (21°C) | 3.9 in | |
| July | 73°F (23°C) | 4.6 in | Warmest, Wettest |
| August | 72°F (22°C) | 3.7 in | |
| September | 67°F (19°C) | 3.4 in | |
| October | 55°F (13°C) | 2.9 in | Driest |
| November | 46°F (8°C) | 3.2 in | |
| December | 38°F (3°C) | 3.4 in |
Walnut Hill has a seasonal temperature swing of 39°F / from 34°F in January to 73°F in July. Total annual precipitation is 43.5 inches, with July being the wettest month (4.6") and October the driest (2.9").