Weather & Climate in Viola, TN

Temperature, precipitation, air quality, natural hazards, and monthly weather data.

Viola enjoys a temperate climate with an average annual temperature of 60°F (16°C). Winters average 41°F in January while summers reach 78°F in July. The area gets 301 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 54.4 inches (wetter than the 38-inch national average). The area receives 4.1 inches of snow annually. Air quality is rated Good with a median AQI of 40. The city sits at an elevation of 1,030 feet.

Temperature

41°F Jan (5°C) 78°F Jul (26°C)

Annual Average	60.2°F
	11% above US avg
January Average	41°F (5°C)
July Average	78°F (26°C)
Sunny Days	301 days/yr

Geography

Elevation	1,030 ft (314 m)
Area	0.2 sq mi (0.4 km²)
Population Density	251/sq mi
Coordinates	35.5424°N, 85.8596°W
Timezone	America/Chicago
County	Warren County County
Nearest Airport	Tullahoma Regional/Wm Northern Field (THA) 25 miles away

Precipitation & Snow

Annual Rainfall 54.4"

43% above US avg

Snowfall 4.1"

Wettest Month (Mar) 6.18"

Driest Month (Oct) 3.66"

Air Quality

AQI Median	40.0
Rating	Good

Natural Hazard Risk

Overall Risk	Relatively Low
Risk Score	63.5 / 100
Social Vulnerability	67.3 / 100
Community Resilience	23.3 / 100

Hazard Breakdown

Tornado	Relatively Moderate
Hurricane	Very Low
Earthquake	Relatively Low
Wildfire	Very Low
Flood	Relatively Low
Hail	Relatively Low
Strong Wind	Relatively Moderate
Heat Wave	Very Low
Winter Weather	Relatively Moderate
Lightning	Relatively Moderate
Ice Storm	Relatively Low
Drought	Relatively Moderate
Cold Wave	Relatively Moderate
Landslide	Very Low

Source: FEMA National Risk Index v1.20 (Dec 2025)

Earthquake History

120 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.6.

Apr 29, 2003	8 km S of Valley Head, Alabama	M4.6	119 km	20 km
Dec 8, 2001	5 km SW of Pleasant Groves, Alabama	M3.9	99 km	0 km
Jun 17, 1998	9 km SSE of Coalfield, Tennessee	M3.6	140 km	11 km
Jul 19, 1997	12 km E of Cohutta, Georgia	M3.5	116 km	3 km
Jun 19, 2007	10 km ENE of Spencer, Tennessee	M3.5	53 km	1 km
Apr 11, 2006	5 km NE of Etowah, Tennessee	M3.3	127 km	20 km
Mar 18, 1995	10 km SE of Dayton, Tennessee	M3.3	84 km	26 km
Mar 7, 2001	6 km NW of Decatur, Tennessee	M3.2	91 km	7 km
Apr 5, 1994	10 km N of Trenton, Georgia	M3.2	72 km	24 km
May 10, 2006	3 km WNW of Madisonville, Tennessee	M3.2	132 km	25 km
Mar 21, 2001	7 km ESE of Trenton, Georgia	M3.2	86 km	0 km
Mar 7, 2001	5 km WNW of Decatur, Tennessee	M3.2	92 km	18 km
May 10, 2020	7 km SSE of Sewanee, Tennessee	M3.1	45 km	8 km
Oct 30, 1991	9 km NNE of Eton, Georgia	M3.1	126 km	8 km
Jan 15, 1993	1 km N of Apison, Tennessee	M3.1	94 km	8 km
Jun 23, 2008	10 km ESE of Cohutta, Georgia	M3.1	115 km	9 km
May 2, 2003	8 km S of Valley Head, Alabama	M3.1	119 km	15 km
Apr 29, 2003	7 km E of Fort Payne, Alabama	M3.1	124 km	3 km
Nov 1, 2009	1 km ESE of South Cleveland, Tennessee	M3.0	102 km	25 km
Jan 21, 2022	16 km NNE of Eton, Georgia	M2.9	122 km	15 km

Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.

Tornado History

505 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 128 fatalities, 1,935 injuries.

Date	Rating	Distance	Path	Fatalities
Mar 3, 2020	EF4	72 km	8.4 mi	19
Apr 27, 2011	EF4	46 km	40.2 mi	4
Apr 27, 2011	EF4	83 km	30.2 mi	1
Apr 27, 2011	EF4	97 km	48.0 mi	20
Apr 10, 2009	EF4	93 km	23.3 mi	2
Feb 6, 2008	EF4	97 km	10.9 mi	1
Jan 24, 1997	EF4	64 km	6.5 mi	0
Apr 3, 1974	EF4	84 km	27.5 mi	11
Apr 3, 1974	EF4	60 km	28.4 mi	10
May 2, 1953	EF4	98 km	4.2 mi	4
Feb 29, 1952	EF4	79 km	2.0 mi	2
Feb 13, 1952	EF4	55 km	12.7 mi	3
Apr 1, 2023	EF3	91 km	12.0 mi	1
Apr 12, 2020	EF3	86 km	19.3 mi	2
Nov 30, 2016	EF3	95 km	13.5 mi	4
Apr 28, 2014	EF3	87 km	26.8 mi	2
Mar 2, 2012	EF3	78 km	41.0 mi	0
May 11, 2003	EF3	67 km	1.0 mi	0
May 5, 2003	EF3	72 km	1.6 mi	0
Nov 10, 2002	EF3	79 km	12.2 mi	4

Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).

Wildfire History

20 wildfires (100+ acres) recorded within 100 km. Largest: UNNAMED (4,213 acres, 2001).

Year	Name	Acres Burned	Distance
2001	UNNAMED	4,213	44 km
1999	UNNAMED	2,638	26 km
2016	BRIDGE CREEK ROAD	1,777	43 km
2016	BENCH BLUFF	1,715	56 km
2001	UNNAMED	1,691	33 km
2003	UNNAMED	1,635	65 km
2001	UNNAMED	1,491	76 km
2004	UNNAMED	1,271	57 km
2003	UNNAMED	1,259	76 km
2001	UNNAMED	1,250	50 km
2004	UNNAMED	1,236	26 km
2001	UNNAMED	1,210	35 km
1999	UNNAMED	1,201	34 km
2001	UNNAMED	1,173	71 km
2009	LOWER FORD RD	1,108	34 km
2001	UNNAMED	1,057	34 km
2016	FOX MOUNTAIN FIRE	1,008	93 km
2009	UNNAMED	1,000	71 km
2007	STEVENSON	955	73 km
2011	VALENTINE	868	73 km

Source: NIFC/IRWIN Wildfire Records (100+ acres).

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	41°F (5°C)	4.9 in
February	40°F (5°C)	4.6 in	Coldest
March	49°F (9°C)	6.2 in	Wettest
April	57°F (14°C)	4.7 in
May	65°F (18°C)	5.2 in
June	73°F (23°C)	4.3 in
July	78°F (26°C)	4.8 in	Warmest
August	76°F (24°C)	3.8 in
September	70°F (21°C)	4.1 in
October	58°F (15°C)	3.7 in	Driest
November	49°F (9°C)	5.0 in
December	41°F (5°C)	5.5 in

Viola has a seasonal temperature swing of 38°F / from 40°F in February to 78°F in July. Total annual precipitation is 56.8 inches, with March being the wettest month (6.2") and October the driest (3.7").

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