Naples, SD

Full City Profile · South Dakota · Clark County County

2.2 /5.0

C Fair

100 Population 714/sq mi density

$108,750 Median Income $23,614 per capita

43°F Avg Temperature 276 sunny days/yr

262 Violent Crime/100K 2,215 property/100K

Overall

2.2 / 5.0

Fair overall score based on economy, affordability, safety and education

B+

Economy

3.9 / 5.0

$108,750 median income, 0.0% unemployment

Safety

1.0 / 5.0

262 violent crimes/100K

Education

1.8 / 5.0

10.5% bachelor's degree or higher

Naples has a cool climate with an average annual temperature of 43°F (6°C). Winters average 12°F in January while summers reach 71°F in July. The area gets 276 sunny days per year. Annual precipitation totals 24.4 inches. Air quality is rated Good with a median AQI of 35.

Temperature

12°F Jan (-11°C) 71°F Jul (22°C)

Annual Average	43.1°F
	20% below US avg
January Average	12°F (-11°C)
July Average	71°F (22°C)
Sunny Days	276 days/yr

Geography

Elevation	1,792 ft (546 m)
Area	0.1 sq mi (0.4 km²)
Population Density	714/sq mi
Coordinates	44.7716°N, 97.5130°W
Timezone	America/Chicago
County	Clark County County
Nearest Airport	Watertown Regional (ATY) 20 miles away

Precipitation & Snow

Annual Rainfall 24.4"

36% below US avg

Wettest Month (Jun) 3.74"

Driest Month (Dec) 0.47"

Air Quality

AQI Median	35.0
Rating	Good

Natural Hazard Risk

Overall Risk	Very Low
Risk Score	4.6 / 100
Social Vulnerability	10.6 / 100
Community Resilience	61.2 / 100

Hazard Breakdown

Tornado	Very Low
Earthquake	Very Low
Wildfire	Very Low
Flood	Very Low
Hail	Relatively Low
Strong Wind	Very Low
Heat Wave	Very Low
Winter Weather	Relatively Low
Lightning	Very Low
Ice Storm	Relatively Low
Drought	No Rating
Cold Wave	Relatively Low
Landslide	Very Low

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

Earthquake History

5 earthquakes (M2.5+) within 150 km since 1990. Strongest: M4.1. Most recent: M2.5 on Jan 16, 2022.

Jun 5, 1993	11 km N of Johnson, Minnesota	M4.1	139 km
Oct 20, 1995	8 km SSE of New Effington, South Dakota	M3.7	124 km
Oct 25, 1990	8 km N of Plankinton, South Dakota	M3.6	133 km
Jul 26, 2002	0 km WSW of Huron, South Dakota	M3.1	72 km
Jan 16, 2022	9 km NE of Plankinton, South Dakota	M2.5	132 km

Source: USGS (M2.5+, 1990–2025)

Tornado History

452 tornadoes (EF0+) within 100 km since 1950. Strongest: EF4. Total: 4 fatalities, 63 injuries.

Date	Rating	Distance	Fatalities
Jun 24, 2003	EF4	58 km	0
May 30, 2022	EF3	54 km	0
Jun 24, 2003	EF3	61 km	0
May 17, 1996	EF3	86 km	0
Jun 7, 1993	EF3	96 km	0
Jun 7, 1993	EF3	89 km	0
Jun 16, 1992	EF3	54 km	0
Jun 16, 1992	EF3	77 km	0
May 12, 1984	EF3	21 km	0
Jul 18, 1983	EF3	31 km	0
Jul 1, 1973	EF3	94 km	1
Jun 15, 1970	EF3	82 km	0
Jun 25, 1969	EF3	88 km	0
Jun 21, 1961	EF3	96 km	1
May 30, 2022	EF2	55 km	0
May 12, 2022	EF2	83 km	0
May 12, 2022	EF2	58 km	0
May 12, 2022	EF2	39 km	0
May 5, 2007	EF2	78 km	0
Aug 24, 2006	EF2	72 km	0

Source: NOAA SPC (EF0+, 1950–2024)

Wildfire History

3 wildfires (100+ acres) within 100 km. Largest: PHEASANT OPENER (1,206 ac, 2000).

Year	Name	Acres	Distance
2000	PHEASANT OPENER	1,206	68 km
2009	TAHOHPI WUI RX	1,166	82 km
1992	SPRING LK	1,001	74 km

Source: NIFC/IRWIN (100+ acres)

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	12°F (-11°C)	0.6 in	Coldest
February	18°F (-8°C)	0.6 in
March	30°F (-1°C)	1.4 in
April	44°F (7°C)	2.1 in
May	58°F (14°C)	3.0 in
June	67°F (19°C)	3.7 in	Wettest
July	71°F (22°C)	3.1 in	Warmest
August	70°F (21°C)	2.6 in
September	60°F (15°C)	2.0 in
October	47°F (8°C)	1.7 in
November	29°F (-2°C)	0.9 in
December	16°F (-9°C)	0.5 in	Driest

Naples has a seasonal temperature swing of 59°F / from 12°F in January to 71°F in July. Total annual precipitation is 22.3 inches, with June being the wettest month (3.7") and December the driest (0.5").

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