Erwin, TN
Full City Profile · Tennessee · Unicoi County County
2.8
/5.0
C+
Fair
6,001
Population
1,453/sq mi density
$45,422
Median Income
$27,950 per capita
$165,100
Home Value
$225,434 Zillow
$602
Median Rent
34.0% income on rent
55°F
Avg Temperature
201
Violent Crime/100K
1,123 property/100K
C+
Overall
2.8 / 5.0
Fair overall score based on economy, affordability, safety and education
B
Economy
3.2 / 5.0
$45,422 median income, 4.0% unemployment
A+
Affordability
4.6 / 5.0
$165,100 home value, $602/mo rent
F
Safety
1.0 / 5.0
201 violent crimes/100K
C
Education
2.4 / 5.0
17.4% bachelor's degree or higher
Erwin experiences four distinct seasons with an average annual temperature of 55°F (13°C). Winters average 36°F in January while summers reach 74°F in July. Annual precipitation totals 47.0 inches. The area receives 9.3 inches of snow annually.
Temperature
36°F Jan (2°C)
74°F Jul (23°C)
| Annual Average | 55.4°F |
| 3% above US avg | |
| January Average | 36°F (2°C) |
| July Average | 74°F (23°C) |
Geography
| Elevation | 1,719 ft (524 m) |
| Area | 4.0 sq mi (10.5 km²) |
| Population Density | 1,453/sq mi |
| Coordinates | 36.1458°N, 82.4120°W |
| Timezone | America/Chicago |
| County | Unicoi County County |
| Nearest Airport | Asheville Regional (AVL) 50 miles away |
Precipitation & Snow
Air Quality
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 10.6 / 100 |
| Social Vulnerability | 54.7 / 100 |
| Community Resilience | 24.6 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | Very Low |
| Strong Wind | Relatively Low |
| Heat Wave | Very Low |
| Winter Weather | Very Low |
| Lightning | Relatively Low |
| Ice Storm | Relatively Low |
| Drought | No Rating |
| Cold Wave | Relatively Low |
| Landslide | Relatively Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 36°F (2°C) | 3.5 in | Coldest |
| February | 39°F (4°C) | 3.3 in | |
| March | 46°F (8°C) | 3.8 in | |
| April | 55°F (13°C) | 4.0 in | |
| May | 63°F (17°C) | 4.8 in | |
| June | 71°F (21°C) | 5.1 in | |
| July | 74°F (23°C) | 5.5 in | Warmest, Wettest |
| August | 73°F (23°C) | 4.8 in | |
| September | 68°F (20°C) | 3.3 in | |
| October | 57°F (14°C) | 2.5 in | Driest |
| November | 46°F (8°C) | 2.8 in | |
| December | 39°F (4°C) | 3.6 in |
Erwin has a seasonal temperature swing of 38°F / from 36°F in January to 74°F in July. Total annual precipitation is 47.0 inches, with July being the wettest month (5.5") and October the driest (2.5").