Alpena, SD
Full City Profile · South Dakota · Jerauld County County
3.5
/5.0
B+
Good
349
Population
214/sq mi density
$65,417
Median Income
$44,124 per capita
$46,100
Home Value
$228,113 Zillow
$867
Median Rent
26.9% income on rent
46°F
Avg Temperature
B+
Overall
3.5 / 5.0
Good overall score based on economy, affordability, safety and education
B+
Economy
3.8 / 5.0
$65,417 median income, 0.0% unemployment
A+
Affordability
5.0 / 5.0
$46,100 home value, $867/mo rent
D
Education
1.7 / 5.0
8.3% bachelor's degree or higher
Alpena experiences four distinct seasons with an average annual temperature of 46°F (8°C). Winters average 16°F in January while summers reach 74°F in July. Annual precipitation totals 23.3 inches. The area receives 44.4 inches of snow annually.
Temperature
16°F Jan (-9°C)
74°F Jul (23°C)
| Annual Average | 45.9°F |
| 15% below US avg | |
| January Average | 16°F (-9°C) |
| July Average | 74°F (23°C) |
Geography
| Elevation | 1,321 ft (403 m) |
| Area | 0.0 sq mi (0.0 km²) |
| Population Density | 214/sq mi |
| Coordinates | 44.1834°N, 98.3684°W |
| Timezone | America/Chicago |
| County | Jerauld County County |
| Nearest Airport | Huron Regional (HON) 16 miles away |
Precipitation & Snow
Air Quality
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 9.5 / 100 |
| Social Vulnerability | 50.5 / 100 |
| Community Resilience | 64.0 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Very Low |
| Wildfire | Relatively 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 Moderate |
| Drought | Relatively Low |
| Cold Wave | Relatively Moderate |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 16°F (-9°C) | 0.6 in | Coldest, Driest |
| February | 21°F (-6°C) | 0.8 in | |
| March | 33°F (0°C) | 1.2 in | |
| April | 46°F (8°C) | 2.5 in | |
| May | 58°F (14°C) | 3.2 in | |
| June | 68°F (20°C) | 3.9 in | Wettest |
| July | 74°F (23°C) | 2.8 in | Warmest |
| August | 71°F (22°C) | 2.6 in | |
| September | 63°F (17°C) | 2.4 in | |
| October | 48°F (9°C) | 2.0 in | |
| November | 33°F (1°C) | 0.8 in | |
| December | 21°F (-6°C) | 0.7 in |
Alpena has a seasonal temperature swing of 58°F / from 16°F in January to 74°F in July. Total annual precipitation is 23.3 inches, with June being the wettest month (3.9") and January the driest (0.6").