Ossian, IA
Full City Profile · Iowa · Winneshiek County County
3.8
/5.0
B+
Good
833
Population
779/sq mi density
$58,929
Median Income
$35,989 per capita
$152,700
Home Value
$281,717 Zillow
$707
Median Rent
26.6% income on rent
49°F
Avg Temperature
B+
Overall
3.8 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.0 / 5.0
$58,929 median income, 3.4% unemployment
A+
Affordability
5.0 / 5.0
$152,700 home value, $707/mo rent
C
Education
2.4 / 5.0
18.0% bachelor's degree or higher
Ossian experiences four distinct seasons with an average annual temperature of 49°F (9°C). Winters average 19°F in January while summers reach 74°F in July. Annual precipitation totals 38.3 inches. The area receives 37.5 inches of snow annually.
Temperature
19°F Jan (-7°C)
74°F Jul (23°C)
| Annual Average | 48.5°F |
| 10% below US avg | |
| January Average | 19°F (-7°C) |
| July Average | 74°F (23°C) |
Geography
| Elevation | 1,261 ft (384 m) |
| Area | 1.1 sq mi (2.7 km²) |
| Population Density | 779/sq mi |
| Coordinates | 43.1470°N, 91.7646°W |
| Timezone | America/Chicago |
| County | Winneshiek County County |
| Nearest Airport | Northeast Iowa Regional (CCY) 43 miles away |
Precipitation & Snow
Air Quality
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 36.2 / 100 |
| Social Vulnerability | 12.2 / 100 |
| Community Resilience | 91.6 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Relatively Moderate |
| Strong Wind | Relatively Low |
| Heat Wave | Very Low |
| Winter Weather | Relatively Low |
| Lightning | Very Low |
| Ice Storm | Relatively Low |
| Drought | Relatively Moderate |
| Cold Wave | Relatively Low |
| Landslide | Relatively Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 19°F (-7°C) | 1.1 in | Coldest, Driest |
| February | 23°F (-5°C) | 1.1 in | |
| March | 36°F (2°C) | 2.0 in | |
| April | 49°F (10°C) | 3.8 in | |
| May | 61°F (16°C) | 5.0 in | |
| June | 70°F (21°C) | 6.2 in | Wettest |
| July | 74°F (23°C) | 4.5 in | Warmest |
| August | 72°F (22°C) | 4.5 in | |
| September | 64°F (18°C) | 3.9 in | |
| October | 52°F (11°C) | 2.8 in | |
| November | 38°F (3°C) | 1.9 in | |
| December | 25°F (-4°C) | 1.5 in |
Ossian has a seasonal temperature swing of 55°F / from 19°F in January to 74°F in July. Total annual precipitation is 38.3 inches, with June being the wettest month (6.2") and January the driest (1.1").