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Millhousen, IN
Full City Profile · Indiana · Decatur County County
1.3
/5.0
F
Poor
251
Population
279/sq mi density
$168,800
Home Value
$181,745 Zillow
54°F
Avg Temperature
293 sunny days/yr
263
Violent Crime/100K
644 property/100K
F
Overall
1.3 / 5.0
Below average overall score based on economy, affordability, safety and education
F
Safety
1.0 / 5.0
263 violent crimes/100K
D
Education
1.6 / 5.0
7.9% bachelor's degree or higher
Millhousen experiences four distinct seasons with an average annual temperature of 54°F (12°C). Winters average 29°F in January while summers reach 75°F in July. The area gets 293 sunny days per year. Annual precipitation totals 47.0 inches. The area receives 13.3 inches of snow annually. Air quality is rated Good with a median AQI of 41.
Temperature
29°F Jan (-2°C)
75°F Jul (24°C)
| Annual Average | 53.6°F |
| 1% below US avg | |
| January Average | 29°F (-2°C) |
| July Average | 75°F (24°C) |
| Sunny Days | 293 days/yr |
Geography
| Elevation | 903 ft (275 m) |
| Area | 0.9 sq mi (2.3 km²) |
| Population Density | 279/sq mi |
| Coordinates | 39.2120°N, 85.4342°W |
| Timezone | America/Indiana/Indianapolis |
| County | Decatur County County |
| Nearest Airport | Cincinnati/Northern Kentucky International (CVG) 43 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 41.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 23.1 / 100 |
| Social Vulnerability | 10.6 / 100 |
| Community Resilience | 78.7 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Low |
| Heat Wave | Very Low |
| Winter Weather | Very Low |
| Lightning | Relatively Moderate |
| Ice Storm | Relatively Low |
| Drought | Relatively Low |
| Cold Wave | Relatively Low |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 29°F (-2°C) | 2.6 in | Coldest |
| February | 31°F (-1°C) | 2.6 in | Driest |
| March | 41°F (5°C) | 3.9 in | |
| April | 51°F (11°C) | 4.2 in | |
| May | 62°F (16°C) | 4.8 in | Wettest |
| June | 70°F (21°C) | 3.9 in | |
| July | 75°F (24°C) | 4.3 in | Warmest |
| August | 72°F (22°C) | 3.9 in | |
| September | 66°F (19°C) | 2.9 in | |
| October | 54°F (12°C) | 3.0 in | |
| November | 43°F (6°C) | 3.7 in | |
| December | 33°F (0°C) | 3.4 in |
Millhousen has a seasonal temperature swing of 47°F / from 29°F in January to 75°F in July. Total annual precipitation is 43.2 inches, with May being the wettest month (4.8") and February the driest (2.6").