Leon, IA
Full City Profile · Iowa · Decatur County County
3.7
/5.0
B+
Good
1,795
Population
573/sq mi density
$54,868
Median Income
$25,003 per capita
$79,600
Home Value
$150,853 Zillow
$542
Median Rent
17.9% income on rent
52°F
Avg Temperature
B+
Overall
3.7 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.1 / 5.0
$54,868 median income, 1.8% unemployment
A+
Affordability
5.0 / 5.0
$79,600 home value, $542/mo rent
C
Education
2.0 / 5.0
12.7% bachelor's degree or higher
Leon experiences four distinct seasons with an average annual temperature of 52°F (11°C). Winters average 24°F in January while summers reach 76°F in July. Annual precipitation totals 37.4 inches. The area receives 28.5 inches of snow annually.
Temperature
24°F Jan (-4°C)
76°F Jul (24°C)
| Annual Average | 51.6°F |
| 4% below US avg | |
| January Average | 24°F (-4°C) |
| July Average | 76°F (24°C) |
Geography
| Elevation | 1,066 ft (325 m) |
| Area | 3.2 sq mi (8.2 km²) |
| Population Density | 573/sq mi |
| Coordinates | 40.7413°N, 93.7556°W |
| Timezone | America/Chicago |
| County | Decatur County County |
| Nearest Airport | Des Moines International (DSM) 53 miles away |
Precipitation & Snow
Air Quality
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 23.6 / 100 |
| Social Vulnerability | 43.0 / 100 |
| Community Resilience | 41.1 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Low |
| Heat Wave | Relatively Low |
| Winter Weather | Very Low |
| Lightning | Very Low |
| Ice Storm | Very Low |
| Drought | Relatively High |
| Cold Wave | Relatively Low |
| Landslide | Relatively Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 24°F (-4°C) | 1.0 in | Coldest, Driest |
| February | 29°F (-2°C) | 1.4 in | |
| March | 41°F (5°C) | 2.2 in | |
| April | 52°F (11°C) | 4.3 in | |
| May | 62°F (17°C) | 5.1 in | Wettest |
| June | 72°F (22°C) | 4.8 in | |
| July | 76°F (24°C) | 4.1 in | Warmest |
| August | 74°F (23°C) | 4.4 in | |
| September | 66°F (19°C) | 3.7 in | |
| October | 54°F (12°C) | 2.8 in | |
| November | 40°F (5°C) | 2.1 in | |
| December | 29°F (-2°C) | 1.5 in |
Leon has a seasonal temperature swing of 52°F / from 24°F in January to 76°F in July. Total annual precipitation is 37.4 inches, with May being the wettest month (5.1") and January the driest (1.0").