Weather & Climate in Dellrose, TN

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

Dellrose enjoys a temperate climate with an average annual temperature of 60°F (16°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 59.8 inches (wetter than the 38-inch national average). The area receives 1.1 inches of snow annually. Air quality is rated Good with a median AQI of 40. The city sits at an elevation of 680 feet.

Temperature

40°F Jan (5°C) 78°F Jul (26°C)

Annual Average	60.0°F
	11% above US avg
January Average	40°F (5°C)
July Average	78°F (26°C)
Sunny Days	301 days/yr

Geography

Elevation	680 ft (207 m)
Area	2.3 sq mi (5.9 km²)
Population Density	43/sq mi
Coordinates	35.1158°N, 86.8035°W
Timezone	America/Chicago
County	Lincoln County County
Nearest Airport	Pryor Field Regional (DCU) 33 miles away

Precipitation & Snow

Annual Rainfall 59.8"

57% above US avg

Snowfall 1.1"

Wettest Month (Mar) 6.42"

Driest Month (Aug) 3.35"

Air Quality

AQI Median	40.0
Rating	Good

Natural Hazard Risk

Overall Risk	Relatively Low
Risk Score	58.9 / 100
Social Vulnerability	68.4 / 100
Community Resilience	24.0 / 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	Relatively Low
Winter Weather	Relatively Low
Lightning	Relatively Low
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

63 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	128 km	20 km
Dec 8, 2001	5 km SW of Pleasant Groves, Alabama	M3.9	69 km	0 km
Mar 21, 2001	7 km ESE of Trenton, Georgia	M3.2	128 km	0 km
Apr 5, 1994	10 km N of Trenton, Georgia	M3.2	121 km	24 km
May 6, 2010	11 km ENE of Whitesboro, Alabama	M3.2	130 km	5 km
May 10, 2020	7 km SSE of Sewanee, Tennessee	M3.1	83 km	8 km
May 2, 2003	8 km S of Valley Head, Alabama	M3.1	129 km	15 km
Apr 29, 2003	7 km E of Fort Payne, Alabama	M3.1	130 km	3 km
May 4, 1994	12 km NNW of Addison, Alabama	M3.0	99 km	5 km
May 4, 1994	2 km NNW of Addison, Alabama	M3.0	106 km	19 km
Sep 19, 1990	6 km NNW of Menlo, Georgia	M2.9	136 km	6 km
Jan 2, 2000	4 km SW of Lester, Alabama	M2.9	39 km	10 km
Jan 2, 2000	4 km SW of Lester, Alabama	M2.9	38 km	13 km
Aug 7, 2006	8 km NNE of Trenton, Georgia	M2.9	124 km	14 km
May 19, 1997	9 km NNW of Trion, Georgia	M2.9	143 km	3 km
May 13, 1999	7 km NW of Elkmont, Alabama	M2.8	26 km	10 km
May 13, 1999	11 km S of Pulaski, Tennessee	M2.8	21 km	20 km
Sep 20, 1990	6 km N of Elkmont, Alabama	M2.8	20 km	4 km
Mar 20, 2000	7 km WSW of Linwood, Georgia	M2.8	140 km	4 km
May 10, 2020	7 km SSE of Sewanee, Tennessee	M2.8	84 km	6 km

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

Tornado History

639 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF5. Total: 156 fatalities, 2,451 injuries.

Date	Rating	Distance	Path	Fatalities
Apr 3, 1974	EF5	95 km	52.0 mi	28
Apr 3, 1974	EF5	51 km	83.3 mi	16
Apr 27, 2011	EF4	93 km	47.0 mi	14
Apr 27, 2011	EF4	89 km	30.2 mi	1
Apr 10, 2009	EF4	72 km	23.3 mi	2
Feb 6, 2008	EF4	91 km	16.7 mi	4
Jan 24, 1997	EF4	79 km	6.5 mi	0
May 18, 1995	EF4	38 km	39.0 mi	1
May 18, 1995	EF4	63 km	29.0 mi	3
Nov 15, 1989	EF4	54 km	18.5 mi	21
Dec 24, 1988	EF4	90 km	6.0 mi	1
Apr 3, 1974	EF4	31 km	27.5 mi	11
Apr 24, 1955	EF4	88 km	8.6 mi	5
Mar 22, 1952	EF4	60 km	21.6 mi	4
Feb 29, 1952	EF4	21 km	2.0 mi	2
Feb 13, 1952	EF4	47 km	12.7 mi	3
May 8, 2024	EF3	58 km	11.5 mi	1
May 8, 2024	EF3	57 km	3.8 mi	0
Apr 1, 2023	EF3	26 km	12.0 mi	1
Nov 29, 2016	EF3	80 km	6.2 mi	0

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

Wildfire History

20 wildfires (100+ acres) recorded within 100 km. Largest: BK OWL CREEK (2,838 acres, 2020).

Year	Name	Acres Burned	Distance
2020	BK OWL CREEK	2,838	97 km
2011	GREEN TOWER	2,653	96 km
2018	UNNAMED	2,264	95 km
2021	BK LEOLA/WARREN	2,007	94 km
2010	STINSON GAP	1,922	95 km
2013	UNNAMED	1,845	97 km
2018	UNNAMED	1,826	97 km
2017	UNNAMED	1,620	95 km
2015	UNNAMED	1,603	99 km
2022	BK TAPSVILLE	1,494	97 km
2004	UNNAMED	1,271	62 km
2017	UNNAMED	1,230	99 km
2021	BK KEY MILL	1,217	97 km
2024	BNK KEY MILL RX	1,210	97 km
2021	BK HICKORY GROVE A	1,207	99 km
2006	UNNAMED	1,125	97 km
2019	UNNAMED	1,114	99 km
2016	UNNAMED	1,107	99 km
2018	UNNAMED	1,084	93 km
2013	UNNAMED	1,080	94 km

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

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	40°F (5°C)	4.9 in	Coldest
February	42°F (5°C)	4.5 in
March	50°F (10°C)	6.4 in	Wettest
April	58°F (15°C)	4.8 in
May	66°F (19°C)	5.2 in
June	74°F (23°C)	4.1 in
July	78°F (26°C)	4.7 in	Warmest
August	77°F (25°C)	3.4 in	Driest
September	71°F (22°C)	4.1 in
October	59°F (15°C)	3.6 in
November	50°F (10°C)	4.9 in
December	42°F (5°C)	5.6 in

Dellrose has a seasonal temperature swing of 38°F / from 40°F in January to 78°F in July. Total annual precipitation is 56.1 inches, with March being the wettest month (6.4") and August the driest (3.4").

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