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St. Francis, SD
Full City Profile · South Dakota · Todd County County
3.1
/5.0
B
Good
631
Population
1,753/sq mi density
$45,417
Median Income
$16,744 per capita
$572
Median Rent
10.0% income on rent
47°F
Avg Temperature
291 sunny days/yr
746
Violent Crime/100K
2,982 property/100K
B
Overall
3.1 / 5.0
Good overall score based on economy, affordability, safety and education
C
Economy
2.2 / 5.0
$45,417 median income, 5.5% unemployment
A+
Affordability
5.0 / 5.0
F
Safety
1.0 / 5.0
746 violent crimes/100K (96% above avg)
A
Education
4.0 / 5.0
38.1% bachelor's degree or higher
St. Francis experiences four distinct seasons with an average annual temperature of 47°F (8°C). Winters average 22°F in January while summers reach 73°F in July. The area gets 291 sunny days per year. Annual precipitation totals 22.5 inches. The area receives 40.8 inches of snow annually. Air quality is rated Good with a median AQI of 35.
Temperature
22°F Jan (-6°C)
73°F Jul (23°C)
| Annual Average | 46.7°F |
| 14% below US avg | |
| January Average | 22°F (-6°C) |
| July Average | 73°F (23°C) |
| Sunny Days | 291 days/yr |
Geography
| Elevation | 3,001 ft (915 m) |
| Area | 0.4 sq mi (0.9 km²) |
| Population Density | 1,753/sq mi |
| Coordinates | 43.1426°N, 100.9028°W |
| Timezone | America/Chicago |
| County | Todd County County |
| Nearest Airport | Ainsworth Regional (ANW) 60 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 35.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 36.6 / 100 |
| Social Vulnerability | 97.7 / 100 |
| Community Resilience | 0.3 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Earthquake | Very Low |
| Wildfire | Relatively Moderate |
| Flood | Very Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Low |
| Heat Wave | Very Low |
| Winter Weather | Relatively High |
| Lightning | Relatively Low |
| Ice Storm | Relatively Low |
| Drought | Very 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 | 22°F (-6°C) | 0.3 in | Coldest, Driest |
| February | 27°F (-3°C) | 0.4 in | |
| March | 35°F (2°C) | 1.2 in | |
| April | 46°F (8°C) | 1.9 in | |
| May | 57°F (14°C) | 3.2 in | |
| June | 67°F (19°C) | 3.3 in | Wettest |
| July | 73°F (23°C) | 3.0 in | Warmest |
| August | 72°F (22°C) | 2.0 in | |
| September | 62°F (16°C) | 1.5 in | |
| October | 49°F (9°C) | 1.1 in | |
| November | 34°F (1°C) | 0.6 in | |
| December | 24°F (-5°C) | 0.4 in |
St. Francis has a seasonal temperature swing of 51°F / from 22°F in January to 73°F in July. Total annual precipitation is 19.1 inches, with June being the wettest month (3.3") and January the driest (0.3").