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Graball, TN

Full City Profile · Tennessee · Sumner County County

3.6 /5.0
B+ Good
242 Population 120/sq mi density
$86,379 Median Income $30,368 per capita
$394,400 Home Value $427,850 Zillow
57°F Avg Temperature 299 sunny days/yr
318 Violent Crime/100K 1,423 property/100K
B+
Overall
3.6 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.4 / 5.0
$86,379 median income, 3.9% unemployment
A
Affordability
4.1 / 5.0
$394,400 home value, /mo rent
F
Safety
1.0 / 5.0
318 violent crimes/100K
A+
Education
4.8 / 5.0
47.3% bachelor's degree or higher
Graball enjoys a temperate climate with an average annual temperature of 57°F (14°C). Winters average 35°F in January while summers reach 77°F in July. The area gets 299 sunny days per year. Annual precipitation totals 55.0 inches. The area receives 4.6 inches of snow annually. Air quality is rated Good with a median AQI of 40.

Temperature

35°F Jan (2°C) 77°F Jul (25°C)
Annual Average56.7°F
5% above US avg
January Average35°F (2°C)
July Average77°F (25°C)
Sunny Days299 days/yr

Geography

Elevation915 ft (279 m)
Area2.0 sq mi (5.2 km²)
Population Density120/sq mi
Coordinates36.4837°N, 86.4395°W
TimezoneAmerica/Chicago
CountySumner County County
Nearest AirportNashville International (BNA)
28 miles away

Precipitation & Snow

Annual Rainfall 55.0"
45% above US avg
Snowfall 4.6"
Wettest Month (Mar) 5.31"
Driest Month (Oct) 3.15"

Air Quality

AQI Median40.0
RatingGood

Air Pollutants (EPA 2023)

Ozone (O₃)0.0487 ppm
PM2.5 (Fine Particles)8.2 μg/m³

Natural Hazard Risk

Overall RiskRelatively Moderate
Risk Score87.7 / 100
Social Vulnerability14.8 / 100
Community Resilience55.7 / 100

Hazard Breakdown

Tornado Relatively High
Hurricane Very Low
Earthquake Relatively Moderate
Wildfire Very Low
Flood Relatively Moderate
Hail Relatively Moderate
Strong Wind Relatively High
Heat Wave Relatively Low
Winter Weather Relatively High
Lightning Relatively High
Ice Storm Relatively High
Drought Relatively Low
Cold Wave Relatively High
Landslide Very Low
Source: FEMA National Risk Index v1.20 (Dec 2025)

Earthquake History

16 earthquakes (M2.5+) within 150 km since 1990. Strongest: M3.5. Most recent: M2.5 on May 30, 2023.

Jun 19, 2007 10 km ENE of Spencer, Tennessee M3.5 124 km
May 30, 2023 6 km W of Calhoun, Kentucky M3.0 142 km
Nov 28, 1998 6 km SW of Bremen, Kentucky M2.9 118 km
Jan 28, 1991 9 km SW of Sacramento, Kentucky M2.8 124 km
Jan 16, 2019 5 km SSE of Wartrace, Tennessee M2.8 112 km
Feb 27, 2020 5 km SW of Bremen, Kentucky M2.6 118 km
Jan 8, 1995 Kentucky M2.6 109 km
Jul 8, 2001 7 km SE of Franklin, Tennessee M2.6 75 km
Mar 22, 1990 9 km E of Rochester, Kentucky M2.6 86 km
Dec 8, 1997 6 km NE of Murfreesboro, Tennessee M2.6 67 km
Jun 1, 2019 4 km ESE of Manchester, Tennessee M2.6 119 km
May 30, 2023 7 km W of Calhoun, Kentucky M2.5 142 km
May 2, 1998 6 km WNW of Nebo, Kentucky M2.5 113 km
Mar 8, 1990 4 km SW of Oak Grove, Kentucky M2.5 98 km
May 20, 2002 9 km NNE of Beersheba Springs, Tennessee M2.5 129 km
Mar 2, 2014 18 km W of Pikeville, Tennessee M2.5 137 km
Source: USGS (M2.5+, 1990-2025)

Tornado History

522 tornadoes (EF0+) within 100 km since 1950. Strongest: EF4. Total: 133 fatalities, 1,615 injuries.

Date Rating Distance Fatalities
Mar 3, 2020 EF4 78 km 19
Apr 10, 2009 EF4 89 km 2
Jan 24, 1997 EF4 78 km 0
Dec 24, 1988 EF4 75 km 1
Apr 3, 1974 EF4 97 km 10
Apr 3, 1974 EF4 93 km 10
Apr 27, 1970 EF4 62 km 3
Dec 9, 2023 EF3 93 km 4
Dec 11, 2021 EF3 51 km 16
Dec 11, 2021 EF3 67 km 0
Mar 3, 2020 EF3 58 km 5
Apr 26, 2011 EF3 97 km 0
Feb 6, 2008 EF3 34 km 4
Feb 5, 2008 EF3 15 km 22
Apr 7, 2006 EF3 35 km 7
Apr 7, 2006 EF3 79 km 0
May 11, 2003 EF3 60 km 0
May 11, 2003 EF3 77 km 0
May 4, 2003 EF3 82 km 0
Apr 28, 2002 EF3 82 km 0
Source: NOAA SPC (EF0+, 1950-2024)

Wildfire History

14 wildfires (100+ acres) within 100 km. Largest: FLOATING MILL HOLLOW (2,422 ac, 2010).

Year Name Acres Distance
2010 FLOATING MILL HOLLOW 2,422 87 km
2008 BROOKS KNOB 2,225 82 km
2012 FY2012 CRYSTAL CAVE BROADCAST BURN 2,221 88 km
2010 JOPPA CHURCH 2,037 82 km
2004 JIM LEE 1,770 81 km
2009 TEMPLE HILL 1,628 84 km
2009 JIM LEE 1,613 82 km
2007 Big Woods 1,500 91 km
2008 GOBLIN KNOB 1,445 89 km
1999 UNNAMED 1,039 98 km
2001 UNNAMED 848 92 km
2007 DENNISON FERRY RX 655 89 km
2000 UNNAMED 641 93 km
2005 UNNAMED 576 87 km
Source: NIFC/IRWIN (100+ acres)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 35°F (2°C) 3.9 in Coldest
February 40°F (4°C) 4.1 in
March 49°F (9°C) 5.3 in Wettest
April 57°F (14°C) 4.3 in
May 66°F (19°C) 5.0 in
June 74°F (23°C) 4.2 in
July 77°F (25°C) 4.4 in Warmest
August 77°F (25°C) 3.7 in
September 71°F (21°C) 3.7 in
October 59°F (15°C) 3.2 in Driest
November 48°F (9°C) 4.6 in
December 40°F (4°C) 5.1 in

Graball has a seasonal temperature swing of 42°F / from 35°F in January to 77°F in July. Total annual precipitation is 51.5 inches, with March being the wettest month (5.3") and October the driest (3.2").

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