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North Spearfish, SD
Full City Profile · South Dakota · Lawrence County County
3.2
/5.0
B
Good
2,201
Population
514/sq mi density
$69,792
Median Income
$37,376 per capita
$321,800
Home Value
$448,786 Zillow
$1,074
Median Rent
29.8% income on rent
48°F
Avg Temperature
311 sunny days/yr
213
Violent Crime/100K
2,828 property/100K
B
Overall
3.2 / 5.0
Good overall score based on economy, affordability, safety and education
B+
Economy
3.8 / 5.0
$69,792 median income, 0.0% unemployment
A
Affordability
4.1 / 5.0
$321,800 home value, $1,074/mo rent
F
Safety
1.0 / 5.0
213 violent crimes/100K
A
Education
4.1 / 5.0
38.5% bachelor's degree or higher
North Spearfish experiences four distinct seasons with an average annual temperature of 48°F (9°C). Winters average 25°F in January while summers reach 74°F in July. The area gets 311 sunny days per year. Annual precipitation totals 18.0 inches. The area receives 42.2 inches of snow annually. Air quality is rated Good with a median AQI of 35.
Temperature
25°F Jan (-4°C)
74°F Jul (23°C)
| Annual Average | 47.9°F |
| 11% below US avg | |
| January Average | 25°F (-4°C) |
| July Average | 74°F (23°C) |
| Sunny Days | 311 days/yr |
Geography
| Elevation | 3,646 ft (1,111 m) |
| Area | 4.3 sq mi (11.1 km²) |
| Population Density | 514/sq mi |
| Coordinates | 44.5107°N, 103.9045°W |
| Timezone | America/Chicago |
| County | Lawrence County County |
| Nearest Airport | Ellsworth Afb (RCA) 47 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 35.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 49.3 / 100 |
| Social Vulnerability | 35.5 / 100 |
| Community Resilience | 54.0 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Earthquake | Very Low |
| Wildfire | Relatively Moderate |
| Flood | Relatively Low |
| Hail | Relatively Moderate |
| Strong Wind | Relatively Moderate |
| Heat Wave | Very Low |
| Winter Weather | Relatively High |
| Lightning | Relatively Moderate |
| Ice Storm | Very Low |
| Drought | Very Low |
| Cold Wave | Relatively Low |
| Landslide | Relatively Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 25°F (-4°C) | 0.6 in | Coldest, Driest |
| February | 28°F (-2°C) | 0.8 in | |
| March | 35°F (2°C) | 1.4 in | |
| April | 45°F (7°C) | 2.3 in | |
| May | 56°F (13°C) | 3.3 in | |
| June | 65°F (19°C) | 3.5 in | Wettest |
| July | 74°F (23°C) | 2.1 in | Warmest |
| August | 71°F (22°C) | 1.8 in | |
| September | 60°F (16°C) | 1.7 in | |
| October | 48°F (9°C) | 1.5 in | |
| November | 34°F (1°C) | 0.9 in | |
| December | 26°F (-4°C) | 0.8 in |
North Spearfish has a seasonal temperature swing of 49°F / from 25°F in January to 74°F in July. Total annual precipitation is 20.8 inches, with June being the wettest month (3.5") and January the driest (0.6").