Corwin, OH
Full City Profile · Ohio · Warren County County
4.1
/5.0
A
Great
633
Population
1,918/sq mi density
$97,656
Median Income
$39,446 per capita
$270,600
Home Value
$350,948 Zillow
$1,125
Median Rent
22.5% income on rent
54°F
Avg Temperature
A
Overall
4.1 / 5.0
Strong
B+
Economy
3.9 / 5.0
$97,656 median income, 9.0% unemployment
A+
Affordability
5.0 / 5.0
$270,600 home value, $1,125/mo rent
B
Education
3.3 / 5.0
28.5% bachelor's degree or higher
Corwin experiences four distinct seasons with an average annual temperature of 54°F (12°C). Winters average 31°F in January while summers reach 75°F in July. Annual precipitation totals 41.0 inches. The area receives 20.3 inches of snow annually. Air quality is rated Good with a median AQI of 43.
Temperature
31°F Jan (-1°C)
75°F Jul (24°C)
| Annual Average | 54.1°F |
| 0% below US avg | |
| January Average | 31°F (-1°C) |
| July Average | 75°F (24°C) |
Geography
| Elevation | 830 ft (253 m) |
| Area | 0.3 sq mi (0.9 km²) |
| Population Density | 1,918/sq mi |
| Coordinates | 39.5230°N, 84.0654°W |
| Timezone | America/New_York |
| County | Warren County County |
| Nearest Airport | Middletown Regional/Hook Field (MWO) 18 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
| Good Days % | 73.2% |
| Unhealthy Days | 6 |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0491 ppm |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 77.8 / 100 |
| Social Vulnerability | 10.6 / 100 |
| Community Resilience | 89.6 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Moderate |
| Hail | Relatively Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively High |
| Ice Storm | Relatively High |
| Drought | Relatively Low |
| Cold Wave | Relatively Moderate |
| Landslide | Relatively Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 31°F (-1°C) | 2.9 in | Coldest |
| February | 34°F (1°C) | 2.3 in | Driest |
| March | 43°F (6°C) | 3.5 in | |
| April | 54°F (12°C) | 4.4 in | |
| May | 64°F (18°C) | 4.2 in | |
| June | 72°F (22°C) | 4.9 in | Wettest |
| July | 75°F (24°C) | 3.6 in | Warmest |
| August | 74°F (23°C) | 2.8 in | |
| September | 67°F (20°C) | 3.0 in | |
| October | 56°F (13°C) | 3.0 in | |
| November | 44°F (7°C) | 3.1 in | |
| December | 35°F (2°C) | 3.2 in |
Corwin has a seasonal temperature swing of 45°F / from 31°F in January to 75°F in July. Total annual precipitation is 41.0 inches, with June being the wettest month (4.9") and February the driest (2.3").