All Countries
Chapin, IA
Full City Profile · Iowa · Franklin County County
3.8
/5.0
B+
Good
146
Population
1,460/sq mi density
$70,377
Median Income
$37,670 per capita
$85,900
Home Value
$169,562 Zillow
47°F
Avg Temperature
260 sunny days/yr
94
Violent Crime/100K
3,414 property/100K
B+
Overall
3.8 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.4 / 5.0
$70,377 median income, 0.0% unemployment
A+
Affordability
5.0 / 5.0
$85,900 home value, /mo rent
F
Safety
1.0 / 5.0
94 violent crimes/100K
A+
Education
4.8 / 5.0
47.7% bachelor's degree or higher
Chapin experiences four distinct seasons with an average annual temperature of 47°F (8°C). Winters average 17°F in January while summers reach 73°F in July. The area gets 260 sunny days per year. Annual precipitation totals 38.1 inches. Air quality is rated Good with a median AQI of 43.
Temperature
17°F Jan (-9°C)
73°F Jul (23°C)
| Annual Average | 46.6°F |
| 14% below US avg | |
| January Average | 17°F (-9°C) |
| July Average | 73°F (23°C) |
| Sunny Days | 260 days/yr |
Geography
| Elevation | 1,154 ft (352 m) |
| Area | 0.1 sq mi (0.2 km²) |
| Population Density | 1,460/sq mi |
| Coordinates | 42.8353°N, 93.2220°W |
| Timezone | America/Chicago |
| County | Franklin County County |
| Nearest Airport | Northeast Iowa Regional (CCY) 35 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 22.0 / 100 |
| Social Vulnerability | 10.6 / 100 |
| Community Resilience | 51.7 / 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 | Very Low |
| Winter Weather | Relatively Low |
| Lightning | Very Low |
| Ice Storm | Relatively Low |
| Drought | Relatively High |
| Cold Wave | Relatively Low |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 17°F (-9°C) | 0.8 in | Coldest, Driest |
| February | 21°F (-6°C) | 0.9 in | |
| March | 33°F (1°C) | 2.0 in | |
| April | 47°F (8°C) | 3.2 in | |
| May | 60°F (15°C) | 4.1 in | |
| June | 69°F (21°C) | 4.8 in | Wettest |
| July | 73°F (23°C) | 4.7 in | Warmest |
| August | 70°F (21°C) | 4.1 in | |
| September | 62°F (17°C) | 3.9 in | |
| October | 50°F (10°C) | 2.5 in | |
| November | 34°F (1°C) | 1.6 in | |
| December | 20°F (-7°C) | 1.1 in |
Chapin has a seasonal temperature swing of 56°F / from 17°F in January to 73°F in July. Total annual precipitation is 33.6 inches, with June being the wettest month (4.8") and January the driest (0.8").