Weather & Climate in Chattanooga Valley, GA

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

Chattanooga Valley enjoys a temperate climate with an average annual temperature of 59°F (15°C). Winters average 40°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 56.5 inches (wetter than the 38-inch national average). Air quality is rated Good with a median AQI of 44. The city sits at an elevation of 715 feet.

Temperature

40°F Jan (4°C) 78°F Jul (25°C)

Annual Average	59.4°F
	10% above US avg
January Average	40°F (4°C)
July Average	78°F (25°C)
Sunny Days	301 days/yr

Geography

Elevation	715 ft (218 m)
Area	7.5 sq mi (19.3 km²)
Population Density	579/sq mi
Coordinates	34.9241°N, 85.3431°W
Timezone	America/New_York
County	Dade County County
Nearest Airport	Richard B Russell Regional - J H Towers Field (RMG) 41 miles away

Precipitation & Snow

Annual Rainfall 56.5"

49% above US avg

Snowfall 0.7"

Wettest Month (Mar) 6.61"

Driest Month (Oct) 3.66"

Air Quality

AQI Median	44.0
Rating	Good

Natural Hazard Risk

Overall Risk	Very Low
Risk Score	33.2 / 100
Social Vulnerability	66.0 / 100
Community Resilience	12.8 / 100

Hazard Breakdown

Tornado	Relatively Moderate
Hurricane	Very Low
Earthquake	Very Low
Wildfire	Very Low
Flood	Relatively 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)

Earthquake History

137 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	55 km	20 km
May 10, 2025	21 km SE of Greenback, Tennessee	M4.1	141 km	25 km
Dec 8, 2001	5 km SW of Pleasant Groves, Alabama	M3.9	85 km	0 km
Jul 5, 1995	12 km ESE of Tellico Plains, Tennessee	M3.7	117 km	10 km
Jun 17, 1998	9 km SSE of Coalfield, Tennessee	M3.6	142 km	11 km
Jun 19, 2007	10 km ENE of Spencer, Tennessee	M3.5	97 km	1 km
Jul 19, 1997	12 km E of Cohutta, Georgia	M3.5	49 km	3 km
Aug 31, 2009	2 km NNE of Friendsville, Tennessee	M3.3	146 km	14 km
Mar 18, 1995	10 km SE of Dayton, Tennessee	M3.3	66 km	26 km
Apr 11, 2006	5 km NE of Etowah, Tennessee	M3.3	92 km	20 km
Mar 7, 2001	6 km NW of Decatur, Tennessee	M3.2	83 km	7 km
Aug 1, 2009	8 km ENE of Ducktown, Tennessee	M3.2	97 km	5 km
May 10, 2006	3 km WNW of Madisonville, Tennessee	M3.2	110 km	25 km
May 6, 2010	11 km ENE of Whitesboro, Alabama	M3.2	99 km	5 km
Mar 21, 2001	7 km ESE of Trenton, Georgia	M3.2	12 km	0 km
Apr 5, 1994	10 km N of Trenton, Georgia	M3.2	14 km	24 km
Mar 7, 2001	5 km WNW of Decatur, Tennessee	M3.2	81 km	18 km
May 10, 2020	7 km SSE of Sewanee, Tennessee	M3.1	56 km	8 km
Jun 23, 2008	10 km ESE of Cohutta, Georgia	M3.1	46 km	9 km
May 2, 2003	8 km S of Valley Head, Alabama	M3.1	54 km	15 km

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

Tornado History

435 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF5. Total: 139 fatalities, 1,555 injuries.

Date	Rating	Distance	Path	Fatalities
Apr 27, 2011	EF5	83 km	36.6 mi	25
Apr 27, 2011	EF4	47 km	40.2 mi	4
Apr 27, 2011	EF4	67 km	47.0 mi	14
Apr 27, 2011	EF4	54 km	30.2 mi	1
Apr 27, 2011	EF4	16 km	48.0 mi	20
Apr 24, 2010	EF4	73 km	16.6 mi	0
Feb 6, 2008	EF4	53 km	10.9 mi	1
Mar 27, 1994	EF4	93 km	49.0 mi	3
Apr 3, 1974	EF4	95 km	24.0 mi	4
Apr 3, 1974	EF4	54 km	29.5 mi	9
May 19, 1973	EF4	63 km	5.4 mi	0
May 2, 1953	EF4	84 km	4.2 mi	4
Feb 13, 1952	EF4	92 km	12.7 mi	3
May 8, 2024	EF3	57 km	12.3 mi	0
Apr 12, 2020	EF3	8 km	19.3 mi	2
Nov 30, 2016	EF3	48 km	13.5 mi	4
Nov 30, 2016	EF3	60 km	4.6 mi	2
Jan 30, 2013	EF3	74 km	21.8 mi	1
Mar 2, 2012	EF3	28 km	41.0 mi	0
Dec 22, 2011	EF3	68 km	11.4 mi	0

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

Wildfire History

20 wildfires (100+ acres) recorded within 100 km. Largest: ROUGH RIDGE (27,610 acres, 2016).

Year	Name	Acres Burned	Distance
2016	ROUGH RIDGE	27,610	68 km
2024	RX - O63 CHESTNUT MTN	4,570	70 km
2001	UNNAMED	4,213	43 km
2021	DUTCH CREEK	3,845	72 km
2022	UNNAMED	2,933	92 km
2016	UNNAMED	2,908	59 km
2023	SMITH MOUNTAIN	2,807	90 km
2016	UNNAMED	2,758	92 km
1987	STATEC0045	2,669	53 km
1999	UNNAMED	2,638	68 km
2024	RX - O11 TOWEE O12 WILDCAT	2,597	88 km
2024	RX - O33 ROCK CREEK_SEED ORCHARD	2,445	73 km
2006	UNNAMED	2,405	57 km
2007	WILDCAT BRANCH WFIRE	2,285	61 km
2018	RUFF CREEK	2,281	41 km
2021	UNNAMED	2,199	42 km
2016	UNNAMED	1,866	43 km
2014	UNNAMED	1,806	89 km
2016	BRIDGE CREEK ROAD	1,777	40 km
2014	SOUTH EAST COMPLEX	1,753	61 km

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

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	40°F (4°C)	5.6 in	Coldest
February	42°F (5°C)	5.3 in
March	50°F (10°C)	6.6 in	Wettest
April	57°F (14°C)	4.9 in
May	65°F (18°C)	5.0 in
June	72°F (22°C)	4.2 in
July	78°F (25°C)	5.2 in	Warmest
August	75°F (24°C)	3.8 in
September	70°F (21°C)	4.7 in
October	59°F (15°C)	3.7 in	Driest
November	49°F (10°C)	5.0 in
December	41°F (5°C)	5.6 in

Chattanooga Valley has a seasonal temperature swing of 38°F / from 40°F in January to 78°F in July. Total annual precipitation is 59.3 inches, with March being the wettest month (6.6") and October the driest (3.7").

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