Napoleon, OH
Full City Profile · Ohio · Henry County County
3.2
/5.0
B
Good
8,561
Population
1,379/sq mi density
$73,417
Median Income
$37,107 per capita
$139,500
Home Value
$218,747 Zillow
$808
Median Rent
25.0% income on rent
50°F
Avg Temperature
218
Violent Crime/100K
1,825 property/100K
B
Overall
3.2 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.4 / 5.0
$73,417 median income, 1.9% unemployment
A+
Affordability
5.0 / 5.0
$139,500 home value, $808/mo rent
F
Safety
1.0 / 5.0
218 violent crimes/100K
C
Education
2.5 / 5.0
18.7% bachelor's degree or higher
Napoleon experiences four distinct seasons with an average annual temperature of 50°F (10°C). Winters average 25°F in January while summers reach 74°F in July. Annual precipitation totals 37.3 inches. The area receives 24.7 inches of snow annually.
Temperature
25°F Jan (-4°C)
74°F Jul (23°C)
| Annual Average | 50.2°F |
| 7% below US avg | |
| January Average | 25°F (-4°C) |
| July Average | 74°F (23°C) |
Geography
| Elevation | 673 ft (205 m) |
| Area | 6.6 sq mi (17.0 km²) |
| Population Density | 1,379/sq mi |
| Coordinates | 41.3980°N, 84.1250°W |
| Timezone | America/New_York |
| County | Henry County County |
| Nearest Airport | Fort Wayne International (FWA) 63 miles away |
Precipitation & Snow
Air Quality
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 33.8 / 100 |
| Social Vulnerability | 16.3 / 100 |
| Community Resilience | 90.2 / 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 | Relatively Low |
| Lightning | Relatively Low |
| 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 | 25°F (-4°C) | 2.5 in | Coldest |
| February | 27°F (-3°C) | 2.3 in | Driest |
| March | 37°F (3°C) | 2.6 in | |
| April | 48°F (9°C) | 3.7 in | |
| May | 61°F (16°C) | 4.0 in | Wettest |
| June | 70°F (21°C) | 3.7 in | |
| July | 74°F (23°C) | 3.5 in | Warmest |
| August | 72°F (22°C) | 3.7 in | |
| September | 65°F (18°C) | 3.3 in | |
| October | 53°F (12°C) | 2.7 in | |
| November | 41°F (5°C) | 2.9 in | |
| December | 31°F (-1°C) | 2.5 in |
Napoleon has a seasonal temperature swing of 48°F / from 25°F in January to 74°F in July. Total annual precipitation is 37.3 inches, with May being the wettest month (4.0") and February the driest (2.3").