Weather & Climate in Dunean, SC

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

Dunean enjoys a temperate climate with an average annual temperature of 60°F (15°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 50.7 inches (wetter than the 38-inch national average). Air quality is rated Good with a median AQI of 43. The city sits at an elevation of 986 feet.

Temperature

41°F Jan (5°C) 78°F Jul (25°C)

Annual Average	59.6°F
	10% above US avg
January Average	41°F (5°C)
July Average	78°F (25°C)
Sunny Days	301 days/yr

Geography

Elevation	986 ft (301 m)
Area	1.6 sq mi (4.1 km²)
Population Density	2,367/sq mi
Coordinates	34.8193°N, 82.4230°W
Timezone	America/New_York
County	Greenville County County
Nearest Airport	Greenville Spartanburg International (GSP) 13 miles away

Precipitation & Snow

Annual Rainfall 50.7"

34% above US avg

Wettest Month (Mar) 5.55"

Driest Month (Apr) 3.74"

Air Quality

AQI Median	43.0
Rating	Good

Natural Hazard Risk

Overall Risk	Relatively Moderate
Risk Score	94.0 / 100
Social Vulnerability	21.9 / 100
Community Resilience	57.3 / 100

Hazard Breakdown

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

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

Earthquake History

48 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.1.

Feb 15, 2014	12 km ENE of Parksville, South Carolina	M4.1	116 km	5 km
Mar 18, 2003	11 km S of Rayle, Georgia	M3.5	133 km	5 km
Jan 3, 1992	4 km ENE of Willington, South Carolina	M3.4	93 km	3 km
Jun 16, 2006	9 km W of Maggie Valley, North Carolina	M3.4	105 km	1 km
Jun 4, 2023	4 km NNW of West Canton, North Carolina	M3.2	94 km	0 km
Aug 23, 2025	3 km N of Coronaca, South Carolina	M3.0	66 km	2 km
Feb 16, 2014	13 km WNW of Edgefield, South Carolina	M3.0	115 km	7 km
Aug 4, 2007	12 km ENE of Lake Lure, North Carolina	M3.0	80 km	9 km
Jan 1, 1993	4 km SSW of Spruce Pine, North Carolina	M3.0	122 km	2 km
Feb 18, 2005	7 km ENE of Irmo, South Carolina	M2.9	143 km	1 km
Aug 23, 2025	3 km NNW of Coronaca, South Carolina	M2.9	66 km	7 km
Sep 18, 1996	6 km E of Clarks Hill, South Carolina	M2.8	130 km	14 km
Apr 26, 2013	9 km E of Lincolnton, Georgia	M2.8	116 km	12 km
Jul 5, 1996	7 km WNW of Marble, North Carolina	M2.8	150 km	5 km
Mar 6, 2006	3 km W of Burnsville, North Carolina	M2.8	122 km	4 km
Feb 12, 2021	8 km SW of Banner Hill, Tennessee	M2.8	139 km	3 km
May 23, 2023	4 km N of West Canton, North Carolina	M2.8	93 km	1 km
Aug 14, 2025	7 km N of Columbus, North Carolina	M2.7	59 km	6 km
Jul 5, 2025	11 km ENE of Parksville, South Carolina	M2.7	115 km	4 km
Mar 21, 2004	16 km ENE of Lake Lure, North Carolina	M2.7	83 km	9 km

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

Hurricane History

1 hurricane (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 2.

Year	Name	Category	Max Wind	Closest
1989	Hugo	Category 4	138 mph	122 km

Source: NOAA IBTrACS (Category 1+, 1980–2026).

Tornado History

383 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 18 fatalities, 477 injuries.

Date	Rating	Distance	Path	Fatalities
May 5, 1989	EF4	54 km	15.0 mi	2
Dec 13, 1973	EF4	80 km	1.0 mi	2
Mar 31, 1973	EF4	83 km	22.6 mi	7
Apr 13, 2020	EF3	65 km	16.7 mi	1
Mar 15, 2008	EF3	89 km	27.5 mi	0
Aug 16, 1994	EF3	85 km	30.0 mi	0
Mar 27, 1994	EF3	92 km	28.0 mi	0
Apr 8, 1974	EF3	54 km	1.0 mi	0
Dec 13, 1973	EF3	80 km	17.7 mi	0
Dec 13, 1973	EF3	65 km	10.7 mi	0
Dec 13, 1973	EF3	94 km	17.3 mi	1
May 27, 1973	EF3	6 km	60.2 mi	0
May 10, 1952	EF3	16 km	22.7 mi	2
Mar 23, 2022	EF2	37 km	6.3 mi	0
May 3, 2021	EF2	76 km	29.4 mi	0
Apr 25, 2020	EF2	9 km	5.5 mi	0
Apr 13, 2020	EF2	28 km	8.0 mi	0
Oct 23, 2017	EF2	71 km	4.9 mi	0
Oct 23, 2017	EF2	43 km	3.0 mi	0
Oct 8, 2017	EF2	54 km	22.3 mi	0

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

Wildfire History

20 wildfires (100+ acres) recorded within 100 km. Largest: PARTY ROCK (8,572 acres, 2016).

Year	Name	Acres Burned	Distance
2016	PARTY ROCK	8,572	74 km
2016	PINNACLE MOUNTAIN	7,869	38 km
2010	BURNING UNIT	5,567	91 km
2010	C-94-95 133 RX	3,192	77 km
2009	UNNAMED	3,165	100 km
2010	UNNAMED	2,909	81 km
2015	UNNAMED	2,690	98 km
2017	UNNAMED	2,514	66 km
2009	UNNAMED	2,458	96 km
2020	CHAMBERS-GRAPE-HICKORY AP	2,421	70 km
2017	UNNAMED	2,395	69 km
2017	UNNAMED	2,362	75 km
2013	UNNAMED	2,274	96 km
2013	UNNAMED	2,237	66 km
2021	UNNAMED	2,201	99 km
2010	C-142 RX	2,149	80 km
2020	C-249 LC	2,084	99 km
2021	UNNAMED	2,024	74 km
2019	UNNAMED	2,000	69 km
2016	UNNAMED	1,964	92 km

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

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	41°F (5°C)	5.0 in	Coldest
February	44°F (7°C)	4.5 in
March	52°F (11°C)	5.6 in	Wettest
April	60°F (15°C)	3.7 in	Driest
May	68°F (20°C)	4.5 in
June	75°F (24°C)	4.1 in
July	78°F (25°C)	4.5 in	Warmest
August	77°F (25°C)	4.4 in
September	71°F (22°C)	4.0 in
October	60°F (16°C)	4.2 in
November	51°F (11°C)	4.1 in
December	43°F (6°C)	4.4 in

Dunean has a seasonal temperature swing of 37°F / from 41°F in January to 78°F in July. Total annual precipitation is 53.1 inches, with March being the wettest month (5.6") and April the driest (3.7").

View full profile of Dunean, SC →