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Walnut Grove CDP (Hardin County), TN
Full City Profile · Tennessee · Hardin County County
3.1
/5.0
B
Good
467
Population
81/sq mi density
$53,255
Median Income
$14,799 per capita
$78,000
Home Value
$276,206 Zillow
62°F
Avg Temperature
301 sunny days/yr
575
Violent Crime/100K
7,177 property/100K
B
Overall
3.1 / 5.0
Good overall score based on economy, affordability, safety and education
B+
Economy
3.5 / 5.0
$53,255 median income, 0.0% unemployment
A+
Affordability
5.0 / 5.0
$78,000 home value, /mo rent
F
Safety
1.0 / 5.0
575 violent crimes/100K (51% above avg)
C+
Education
2.8 / 5.0
22.0% bachelor's degree or higher
Walnut Grove CDP (Hardin County) enjoys a temperate climate with an average annual temperature of 62°F (17°C). Winters average 41°F in January while summers reach 81°F in July. The area gets 301 sunny days per year. Annual precipitation totals 59.2 inches. Air quality is rated Good with a median AQI of 40.
Temperature
41°F Jan (5°C)
81°F Jul (27°C)
| Annual Average | 61.5°F |
| 14% above US avg | |
| January Average | 41°F (5°C) |
| July Average | 81°F (27°C) |
| Sunny Days | 301 days/yr |
Geography
| Elevation | 724 ft (221 m) |
| Area | 5.8 sq mi (14.9 km²) |
| Population Density | 81/sq mi |
| Coordinates | 35.0479°N, 88.0641°W |
| Timezone | America/Chicago |
| County | Hardin County County |
| Nearest Airport | Northwest Alabama Regional (MSL) 33 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 40.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 70.7 / 100 |
| Social Vulnerability | 88.8 / 100 |
| Community Resilience | 41.5 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Relatively Low |
| Earthquake | Relatively Moderate |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Very Low |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Low |
| Winter Weather | Very Low |
| Lightning | Relatively Moderate |
| Ice Storm | Relatively Low |
| Drought | Relatively Low |
| Cold Wave | Relatively High |
| Landslide | Relatively High |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 41°F (5°C) | 4.8 in | Coldest |
| February | 42°F (6°C) | 4.7 in | |
| March | 51°F (10°C) | 6.2 in | Wettest |
| April | 59°F (15°C) | 5.2 in | |
| May | 67°F (19°C) | 5.8 in | |
| June | 74°F (23°C) | 4.3 in | |
| July | 81°F (27°C) | 4.5 in | Warmest |
| August | 77°F (25°C) | 3.4 in | Driest |
| September | 71°F (22°C) | 4.1 in | |
| October | 60°F (15°C) | 3.5 in | |
| November | 50°F (10°C) | 5.4 in | |
| December | 41°F (5°C) | 5.9 in |
Walnut Grove CDP (Hardin County) has a seasonal temperature swing of 40°F / from 41°F in January to 81°F in July. Total annual precipitation is 57.8 inches, with March being the wettest month (6.2") and August the driest (3.4").