All Countries
Sloan, IA
Full City Profile · Iowa · Woodbury County County
3.4
/5.0
B
Good
884
Population
1,524/sq mi density
$73,750
Median Income
$35,227 per capita
$191,400
Home Value
$228,908 Zillow
$872
Median Rent
28.1% income on rent
49°F
Avg Temperature
291 sunny days/yr
230
Violent Crime/100K
2,115 property/100K
B
Overall
3.4 / 5.0
Good overall score based on economy, affordability, safety and education
B+
Economy
3.8 / 5.0
$73,750 median income, 6.5% unemployment
A+
Affordability
5.0 / 5.0
$191,400 home value, $872/mo rent
F
Safety
1.0 / 5.0
230 violent crimes/100K
B+
Education
3.7 / 5.0
33.5% bachelor's degree or higher
Sloan experiences four distinct seasons with an average annual temperature of 49°F (9°C). Winters average 19°F in January while summers reach 74°F in July. The area gets 291 sunny days per year. Annual precipitation totals 29.9 inches. The area receives 31.0 inches of snow annually. Air quality is rated Good with a median AQI of 43.
Temperature
19°F Jan (-7°C)
74°F Jul (24°C)
| Annual Average | 48.5°F |
| 10% below US avg | |
| January Average | 19°F (-7°C) |
| July Average | 74°F (24°C) |
| Sunny Days | 291 days/yr |
Geography
| Elevation | 1,073 ft (327 m) |
| Area | 0.6 sq mi (1.6 km²) |
| Population Density | 1,524/sq mi |
| Coordinates | 42.2331°N, 96.2248°W |
| Timezone | America/Chicago |
| County | Woodbury County County |
| Nearest Airport | Sioux Gateway/Brig General Bud Day Field (SUX) 14 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| PM2.5 (Fine Particles) | 9.7 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 83.3 / 100 |
| Social Vulnerability | 39.4 / 100 |
| Community Resilience | 87.8 / 100 |
Hazard Breakdown
| Tornado | Relatively High |
| Earthquake | Very Low |
| Wildfire | Relatively Low |
| Flood | Relatively Moderate |
| Hail | Relatively High |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively High |
| Lightning | Relatively Low |
| Ice Storm | Relatively High |
| Drought | Relatively Moderate |
| Cold Wave | Relatively Moderate |
| Landslide | Relatively Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 19°F (-7°C) | 0.6 in | Coldest, Driest |
| February | 26°F (-3°C) | 0.7 in | |
| March | 37°F (3°C) | 2.0 in | |
| April | 50°F (10°C) | 2.8 in | |
| May | 62°F (17°C) | 3.9 in | |
| June | 71°F (22°C) | 4.0 in | Wettest |
| July | 74°F (24°C) | 3.4 in | Warmest |
| August | 73°F (23°C) | 3.1 in | |
| September | 64°F (18°C) | 2.9 in | |
| October | 52°F (11°C) | 2.1 in | |
| November | 36°F (2°C) | 1.3 in | |
| December | 23°F (-5°C) | 0.8 in |
Sloan has a seasonal temperature swing of 55°F / from 19°F in January to 74°F in July. Total annual precipitation is 27.5 inches, with June being the wettest month (4.0") and January the driest (0.6").