Ashton, SD

Full City Profile · South Dakota · Spink County County

3.6 /5.0
B+ Good
171 Population 389/sq mi density
$63,125 Median Income $28,341 per capita
$40,700 Home Value $157,240 Zillow
44°F Avg Temperature
B+
Overall
3.6 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.3 / 5.0
$63,125 median income, 0.0% unemployment
A+
Affordability
5.0 / 5.0
$40,700 home value, /mo rent
F
Education
1.4 / 5.0
5.4% bachelor's degree or higher
Ashton has a cool climate with an average annual temperature of 44°F (7°C). Winters average 13°F in January while summers reach 72°F in July. Annual precipitation totals 21.1 inches. The area receives 43.4 inches of snow annually.

Temperature

13°F Jan (-11°C) 72°F Jul (22°C)
Annual Average44.0°F
19% below US avg
January Average13°F (-11°C)
July Average72°F (22°C)

Geography

Elevation1,292 ft (394 m)
Area0.4 sq mi (1.1 km²)
Population Density389/sq mi
Coordinates44.9931°N, 98.4991°W
TimezoneAmerica/Chicago
CountySpink County County
Nearest AirportAberdeen Regional (ABR)
32 miles away

Precipitation & Snow

Annual Rainfall 21.1"
44% below US avg
Snowfall 43.4"
Wettest Month (Jun) 3.75"
Driest Month (Jan) 0.39"

Air Quality

Natural Hazard Risk

Overall RiskVery Low
Risk Score17.7 / 100
Social Vulnerability10.6 / 100
Community Resilience61.7 / 100

Hazard Breakdown

Tornado Relatively Low
Earthquake Very Low
Wildfire Relatively Low
Flood Very Low
Hail Relatively Low
Strong Wind Very Low
Heat Wave Very Low
Winter Weather Relatively Moderate
Lightning Very Low
Ice Storm Relatively Low
Drought Relatively Low
Cold Wave Relatively Moderate
Landslide Very Low
Source: FEMA National Risk Index v1.20 (Dec 2025)

Earthquake History

5 earthquakes (M2.5+) within 150 km since 1990. Strongest: M3.6. Most recent: M2.5 on Jan 16, 2022.

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 74 km
Aug 15, 2017 8 km E of Agar, South Dakota M3.0 117 km
Jul 3, 1995 9 km SSW of Fort Thompson, South Dakota M2.8 136 km
Jan 16, 2022 9 km NE of Plankinton, South Dakota M2.5 137 km
Source: USGS (M2.5+, 1990-2025)

Tornado History

392 tornadoes (EF0+) within 100 km since 1950. Strongest: EF4. Total: 5 fatalities, 56 injuries.

Date Rating Distance Fatalities
Jun 24, 2003 EF4 98 km 0
Jun 23, 2002 EF4 77 km 0
Aug 24, 2006 EF3 66 km 0
Jun 24, 2003 EF3 79 km 0
Jun 23, 2002 EF3 83 km 0
May 31, 1996 EF3 53 km 0
Jun 7, 1993 EF3 39 km 0
May 12, 1984 EF3 62 km 0
Jul 1, 1973 EF3 29 km 1
Jul 3, 1971 EF3 99 km 0
Jun 25, 1969 EF3 61 km 0
Jun 21, 1961 EF3 57 km 1
Jun 9, 1957 EF3 50 km 0
Aug 30, 2020 EF2 50 km 1
Jul 4, 2020 EF2 79 km 0
May 22, 2010 EF2 73 km 0
May 22, 2010 EF2 98 km 0
Aug 24, 2006 EF2 79 km 0
Aug 24, 2006 EF2 69 km 0
Jun 24, 2003 EF2 93 km 0
Source: NOAA SPC (EF0+, 1950-2024)

Wildfire History

6 wildfires (100+ acres) within 100 km. Largest: ROHRBACH (2,887 ac, 2022).

Year Name Acres Distance
2022 ROHRBACH 2,887 85 km
2000 GANN VALLEY 2,534 95 km
2004 TACOMA PARK PLACE 1,336 62 km
2000 PHEASANT OPENER 1,206 61 km
2005 N HYDE 1,204 80 km
2009 TAHOHPI WUI RX 1,166 69 km
Source: NIFC/IRWIN (100+ acres)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 13°F (-11°C) 0.4 in Coldest, Driest
February 17°F (-8°C) 0.4 in
March 31°F (-1°C) 0.8 in
April 44°F (7°C) 2.1 in
May 57°F (14°C) 3.0 in
June 67°F (19°C) 3.8 in Wettest
July 72°F (22°C) 3.2 in Warmest
August 70°F (21°C) 2.2 in
September 61°F (16°C) 2.1 in
October 46°F (8°C) 2.1 in
November 31°F (-0°C) 0.6 in
December 19°F (-7°C) 0.4 in

Ashton has a seasonal temperature swing of 59°F / from 13°F in January to 72°F in July. Total annual precipitation is 21.1 inches, with June being the wettest month (3.8") and January the driest (0.4").

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