Dillonvale, OH
Full City Profile · Ohio · Hamilton County County
4.6
/5.0
A+
Excellent
3,354
Population
704/sq mi density
$81,591
Median Income
$42,341 per capita
$211,300
Home Value
$90,634 Zillow
$1,105
Median Rent
38.1% income on rent
55°F
Avg Temperature
A+
Overall
4.6 / 5.0
Strong
A+
Economy
4.5 / 5.0
$81,591 median income, 2.8% unemployment
A+
Affordability
5.0 / 5.0
$211,300 home value, $1,105/mo rent
A
Education
4.4 / 5.0
42.8% bachelor's degree or higher
Dillonvale experiences four distinct seasons with an average annual temperature of 55°F (13°C). Winters average 32°F in January while summers reach 76°F in July. Annual precipitation totals 43.4 inches. The area receives 14.4 inches of snow annually. Air quality is rated Moderate with a median AQI of 52.
Temperature
32°F Jan (0°C)
76°F Jul (24°C)
| Annual Average | 54.8°F |
| 1% above US avg | |
| January Average | 32°F (0°C) |
| July Average | 76°F (24°C) |
Geography
| Elevation | 756 ft (230 m) |
| Area | 0.9 sq mi (2.3 km²) |
| Population Density | 704/sq mi |
| Coordinates | 39.2173°N, 84.4030°W |
| Timezone | America/New_York |
| County | Hamilton County County |
| Nearest Airport | Butler County Regional/Hogan Field (HAO) 12 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 52.0 |
| Rating | Moderate |
| Good Days % | 44.8% |
| Unhealthy Days | 11 |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0466 ppm |
| NO₂ (Nitrogen Dioxide) | 19.3 ppb |
| SO₂ (Sulfur Dioxide) | 0.71 ppb |
| CO (Carbon Monoxide) | 0.29 ppm |
| PM2.5 (Fine Particles) | 10.3 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively High |
| Risk Score | 96.3 / 100 |
| Social Vulnerability | 43.9 / 100 |
| Community Resilience | 86.3 / 100 |
Hazard Breakdown
| Tornado | Very High |
| Hurricane | Very Low |
| Earthquake | Relatively Moderate |
| Wildfire | Very Low |
| Flood | Relatively High |
| Hail | Relatively Moderate |
| Strong Wind | Relatively High |
| Heat Wave | Relatively High |
| Winter Weather | Relatively High |
| Lightning | Very High |
| Ice Storm | Relatively High |
| Drought | Relatively Low |
| Cold Wave | Relatively High |
| Landslide | Relatively Moderate |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 32°F (0°C) | 2.9 in | Coldest |
| February | 35°F (2°C) | 2.8 in | Driest |
| March | 44°F (7°C) | 3.9 in | |
| April | 55°F (13°C) | 4.4 in | |
| May | 64°F (18°C) | 4.7 in | Wettest |
| June | 72°F (22°C) | 4.6 in | |
| July | 76°F (24°C) | 4.4 in | Warmest |
| August | 75°F (24°C) | 3.4 in | |
| September | 68°F (20°C) | 3.1 in | |
| October | 56°F (13°C) | 3.1 in | |
| November | 45°F (7°C) | 2.9 in | |
| December | 36°F (2°C) | 3.3 in |
Dillonvale has a seasonal temperature swing of 44°F / from 32°F in January to 76°F in July. Total annual precipitation is 43.4 inches, with May being the wettest month (4.7") and February the driest (2.8").