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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
$205,669 Zillow
$808
Median Rent
25.0% income on rent
50°F
Avg Temperature
275 sunny days/yr
281
Violent Crime/100K
2,272 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, 1.3% unemployment
A+
Affordability
5.0 / 5.0
$139,500 home value, $808/mo rent
F
Safety
1.0 / 5.0
281 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. The area gets 275 sunny days per year. Annual precipitation totals 37.3 inches. The area receives 24.7 inches of snow annually. Air quality is rated Good with a median AQI of 43.
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) |
| Sunny Days | 275 days/yr |
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
| AQI Median | 43.0 |
| Rating | Good |
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) | 1.8 in | Coldest |
| February | 26°F (-3°C) | 1.7 in | Driest |
| March | 37°F (3°C) | 2.7 in | |
| April | 48°F (9°C) | 3.4 in | |
| May | 60°F (15°C) | 3.5 in | |
| June | 69°F (20°C) | 3.6 in | Wettest |
| July | 74°F (23°C) | 3.5 in | Warmest |
| August | 70°F (21°C) | 3.4 in | |
| September | 64°F (18°C) | 3.0 in | |
| October | 52°F (11°C) | 2.5 in | |
| November | 40°F (5°C) | 2.9 in | |
| December | 29°F (-2°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 34.5 inches, with June being the wettest month (3.6") and February the driest (1.7").