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Corsica, SD
Full City Profile · South Dakota · Douglas County County
3.4
/5.0
B
Good
654
Population
779/sq mi density
$65,893
Median Income
$31,351 per capita
$126,800
Home Value
$278,447 Zillow
$814
Median Rent
32.5% income on rent
49°F
Avg Temperature
291 sunny days/yr
127
Violent Crime/100K
1,525 property/100K
B
Overall
3.4 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.3 / 5.0
$65,893 median income, 0.0% unemployment
A+
Affordability
5.0 / 5.0
$126,800 home value, $814/mo rent
F
Safety
1.0 / 5.0
127 violent crimes/100K
B
Education
3.2 / 5.0
27.7% bachelor's degree or higher
Corsica experiences four distinct seasons with an average annual temperature of 49°F (9°C). Winters average 21°F in January while summers reach 75°F in July. The area gets 291 sunny days per year. Annual precipitation totals 25.4 inches. The area receives 34.4 inches of snow annually. Air quality is rated Good with a median AQI of 35.
Temperature
21°F Jan (-6°C)
75°F Jul (24°C)
| Annual Average | 48.9°F |
| 9% below US avg | |
| January Average | 21°F (-6°C) |
| July Average | 75°F (24°C) |
| Sunny Days | 291 days/yr |
Geography
| Elevation | 1,566 ft (477 m) |
| Area | 0.8 sq mi (2.2 km²) |
| Population Density | 779/sq mi |
| Coordinates | 43.4222°N, 98.4075°W |
| Timezone | America/Chicago |
| County | Douglas County County |
| Nearest Airport | Mitchell Municipal (MHE) 31 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 35.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 10.4 / 100 |
| Social Vulnerability | 17.2 / 100 |
| Community Resilience | 69.8 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Low |
| Heat Wave | Very Low |
| Winter Weather | Relatively Low |
| Lightning | Very Low |
| Ice Storm | Relatively Moderate |
| Drought | Relatively Low |
| Cold Wave | Relatively Low |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 21°F (-6°C) | 0.5 in | Coldest, Driest |
| February | 25°F (-4°C) | 0.7 in | |
| March | 35°F (2°C) | 1.6 in | |
| April | 48°F (9°C) | 2.4 in | |
| May | 60°F (16°C) | 3.2 in | |
| June | 70°F (21°C) | 3.8 in | Wettest |
| July | 75°F (24°C) | 3.0 in | Warmest |
| August | 73°F (23°C) | 2.2 in | |
| September | 63°F (17°C) | 2.4 in | |
| October | 50°F (10°C) | 1.5 in | |
| November | 34°F (1°C) | 0.9 in | |
| December | 22°F (-6°C) | 0.6 in |
Corsica has a seasonal temperature swing of 54°F / from 21°F in January to 75°F in July. Total annual precipitation is 22.9 inches, with June being the wettest month (3.8") and January the driest (0.5").