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Hillsboro, TN
Full City Profile · Tennessee · Grundy County County
2.1
/5.0
C
Fair
370
Population
90/sq mi density
$281,600
Home Value
$323,928 Zillow
56°F
Avg Temperature
302 sunny days/yr
748
Violent Crime/100K
5,216 property/100K
C
Overall
2.1 / 5.0
Fair overall score based on economy, affordability, safety and education
F
Safety
1.0 / 5.0
748 violent crimes/100K (97% above avg)
B
Education
3.2 / 5.0
27.7% bachelor's degree or higher
Hillsboro enjoys a temperate climate with an average annual temperature of 56°F (13°C). Winters average 35°F in January while summers reach 74°F in July. The area gets 302 sunny days per year. Annual precipitation totals 67.0 inches. The area receives 5.4 inches of snow annually. Air quality is rated Good with a median AQI of 40.
Temperature
35°F Jan (2°C)
74°F Jul (23°C)
| Annual Average | 55.9°F |
| 4% above US avg | |
| January Average | 35°F (2°C) |
| July Average | 74°F (23°C) |
| Sunny Days | 302 days/yr |
Geography
| Elevation | 1,066 ft (325 m) |
| Area | 4.1 sq mi (10.7 km²) |
| Population Density | 90/sq mi |
| Coordinates | 35.4044°N, 85.9541°W |
| Timezone | America/Chicago |
| County | Grundy County County |
| Nearest Airport | Tullahoma Regional/Wm Northern Field (THA) 17 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 40.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 34.3 / 100 |
| Social Vulnerability | 98.4 / 100 |
| Community Resilience | 18.4 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | Very Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Very Low |
| Winter Weather | Relatively Low |
| Lightning | Relatively Low |
| Ice Storm | Relatively Low |
| Drought | Relatively Low |
| Cold Wave | Relatively Moderate |
| Landslide | Relatively Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 35°F (2°C) | 5.2 in | Coldest |
| February | 40°F (5°C) | 4.9 in | |
| March | 49°F (9°C) | 6.5 in | Wettest |
| April | 57°F (14°C) | 5.0 in | |
| May | 65°F (18°C) | 5.3 in | |
| June | 72°F (22°C) | 4.3 in | |
| July | 74°F (23°C) | 5.1 in | |
| August | 75°F (24°C) | 3.9 in | Warmest, Driest |
| September | 69°F (21°C) | 4.3 in | |
| October | 58°F (15°C) | 3.9 in | |
| November | 49°F (9°C) | 5.3 in | |
| December | 41°F (5°C) | 5.7 in |
Hillsboro has a seasonal temperature swing of 39°F / from 35°F in January to 75°F in August. Total annual precipitation is 59.2 inches, with March being the wettest month (6.5") and August the driest (3.9").