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Corn Creek, SD
Full City Profile · South Dakota · Jackson County County
2.6
/5.0
C+
Fair
147
Population
72/sq mi density
49°F
Avg Temperature
291 sunny days/yr
429
Violent Crime/100K
572 property/100K
C+
Overall
2.6 / 5.0
Fair overall score based on economy, affordability, safety and education
F
Safety
1.0 / 5.0
429 violent crimes/100K (13% above avg)
A
Education
4.1 / 5.0
0.0% bachelor's degree or higher
Corn Creek experiences four distinct seasons with an average annual temperature of 49°F (9°C). Winters average 24°F in January while summers reach 76°F in July. The area gets 291 sunny days per year. Annual precipitation totals 20.4 inches. The area receives 40.0 inches of snow annually. Air quality is rated Good with a median AQI of 35.
Temperature
24°F Jan (-5°C)
76°F Jul (24°C)
| Annual Average | 48.9°F |
| 9% below US avg | |
| January Average | 24°F (-5°C) |
| July Average | 76°F (24°C) |
| Sunny Days | 291 days/yr |
Geography
| Elevation | 2,405 ft (733 m) |
| Area | 2.1 sq mi (5.4 km²) |
| Population Density | 72/sq mi |
| Coordinates | 43.5757°N, 101.2085°W |
| Timezone | America/Chicago |
| County | Jackson County County |
| Nearest Airport | Pierre Regional (PIR) 72 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 35.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0479 ppm |
| PM2.5 (Fine Particles) | 7.6 μg/m³ |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 10.2 / 100 |
| Social Vulnerability | 99.7 / 100 |
| Community Resilience | 0.4 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Very Low |
| Wildfire | Relatively Low |
| Flood | Very Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Low |
| Heat Wave | Very Low |
| Winter Weather | Relatively Moderate |
| 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 | 24°F (-5°C) | 0.3 in | Coldest, Driest |
| February | 27°F (-3°C) | 0.4 in | |
| March | 36°F (2°C) | 1.3 in | |
| April | 47°F (8°C) | 2.0 in | |
| May | 58°F (14°C) | 2.9 in | |
| June | 68°F (20°C) | 3.4 in | Wettest |
| July | 76°F (24°C) | 2.6 in | Warmest |
| August | 73°F (23°C) | 1.8 in | |
| September | 63°F (17°C) | 1.3 in | |
| October | 50°F (10°C) | 1.1 in | |
| November | 35°F (1°C) | 0.5 in | |
| December | 25°F (-4°C) | 0.4 in |
Corn Creek has a seasonal temperature swing of 52°F / from 24°F in January to 76°F in July. Total annual precipitation is 18.0 inches, with June being the wettest month (3.4") and January the driest (0.3").