Dell Rapids, SD
Full City Profile · South Dakota · Minnehaha County County
4.6
/5.0
A+
Excellent
3,947
Population
1,754/sq mi density
$101,250
Median Income
$44,242 per capita
$284,400
Home Value
$370,786 Zillow
$919
Median Rent
23.3% income on rent
45°F
Avg Temperature
A+
Overall
4.6 / 5.0
Strong
A+
Economy
5.0 / 5.0
$101,250 median income, 0.9% unemployment
A+
Affordability
5.0 / 5.0
$284,400 home value, $919/mo rent
B+
Education
3.9 / 5.0
36.2% bachelor's degree or higher
Dell Rapids has a cool climate with an average annual temperature of 45°F (7°C). Winters average 15°F in January while summers reach 72°F in July. Annual precipitation totals 29.6 inches. The area receives 39.6 inches of snow annually. Air quality is rated Good with a median AQI of 34.
Temperature
15°F Jan (-9°C)
72°F Jul (22°C)
| Annual Average | 45.1°F |
| 16% below US avg | |
| January Average | 15°F (-9°C) |
| July Average | 72°F (22°C) |
Geography
| Elevation | 1,516 ft (462 m) |
| Area | 2.1 sq mi (5.4 km²) |
| Population Density | 1,754/sq mi |
| Coordinates | 43.8248°N, 96.7146°W |
| Timezone | America/Chicago |
| County | Minnehaha County County |
| Nearest Airport | Joe Foss Field (FSD) 17 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 34.0 |
| Rating | Good |
| Good Days % | 81.4% |
| Unhealthy Days | 2 |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0443 ppm |
| NO₂ (Nitrogen Dioxide) | 8.4 ppb |
| SO₂ (Sulfur Dioxide) | 0.16 ppb |
| CO (Carbon Monoxide) | 0.24 ppm |
| PM2.5 (Fine Particles) | 7.7 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 89.5 / 100 |
| Social Vulnerability | 14.1 / 100 |
| Community Resilience | 86.9 / 100 |
Hazard Breakdown
| Tornado | Relatively High |
| Earthquake | Very Low |
| Wildfire | Relatively Low |
| Flood | Relatively Moderate |
| Hail | Relatively Moderate |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively High |
| Lightning | Relatively Low |
| Ice Storm | Very High |
| Drought | Relatively Moderate |
| Cold Wave | Relatively High |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 15°F (-9°C) | 0.7 in | Coldest, Driest |
| February | 20°F (-7°C) | 0.9 in | |
| March | 32°F (0°C) | 1.8 in | |
| April | 45°F (7°C) | 3.3 in | |
| May | 58°F (14°C) | 3.8 in | |
| June | 68°F (20°C) | 5.0 in | Wettest |
| July | 72°F (22°C) | 3.4 in | Warmest |
| August | 69°F (21°C) | 3.2 in | |
| September | 61°F (16°C) | 3.1 in | |
| October | 48°F (9°C) | 2.3 in | |
| November | 33°F (0°C) | 1.3 in | |
| December | 20°F (-6°C) | 0.9 in |
Dell Rapids has a seasonal temperature swing of 56°F / from 15°F in January to 72°F in July. Total annual precipitation is 29.6 inches, with June being the wettest month (5.0") and January the driest (0.7").