All Countries
West Chester, IA
Full City Profile · Iowa · Washington County County
2.6
/5.0
C+
Fair
168
Population
672/sq mi density
$49,750
Median Income
$20,562 per capita
$73,800
Home Value
$143,699 Zillow
$718
Median Rent
51.0% income on rent
49°F
Avg Temperature
275 sunny days/yr
541
Violent Crime/100K
946 property/100K
C+
Overall
2.6 / 5.0
Fair overall score based on economy, affordability, safety and education
C
Economy
2.3 / 5.0
$49,750 median income, 9.4% unemployment
A+
Affordability
5.0 / 5.0
$73,800 home value, $718/mo rent
F
Safety
1.0 / 5.0
541 violent crimes/100K (42% above avg)
C
Education
2.2 / 5.0
14.7% bachelor's degree or higher
West Chester experiences four distinct seasons with an average annual temperature of 49°F (9°C). Winters average 21°F in January while summers reach 74°F in July. The area gets 275 sunny days per year. Annual precipitation totals 37.9 inches. The area receives 25.2 inches of snow annually. Air quality is rated Good with a median AQI of 43.
Temperature
21°F Jan (-6°C)
74°F Jul (23°C)
| Annual Average | 49.3°F |
| 9% below US avg | |
| January Average | 21°F (-6°C) |
| July Average | 74°F (23°C) |
| Sunny Days | 275 days/yr |
Geography
| Elevation | 776 ft (237 m) |
| Area | 0.3 sq mi (0.6 km²) |
| Population Density | 672/sq mi |
| Coordinates | 41.3400°N, 91.8169°W |
| Timezone | America/Chicago |
| County | Washington County County |
| Nearest Airport | Ottumwa Regional (OTM) 36 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 44.2 / 100 |
| Social Vulnerability | 41.7 / 100 |
| Community Resilience | 90.3 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Relatively Moderate |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Low |
| Lightning | Relatively Low |
| Ice Storm | Relatively Low |
| Drought | Relatively Moderate |
| Cold Wave | Relatively Low |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 21°F (-6°C) | 1.1 in | Coldest |
| February | 26°F (-3°C) | 1.0 in | Driest |
| March | 38°F (4°C) | 2.3 in | |
| April | 51°F (10°C) | 3.4 in | |
| May | 62°F (17°C) | 4.3 in | |
| June | 71°F (22°C) | 4.3 in | |
| July | 74°F (23°C) | 4.4 in | Warmest, Wettest |
| August | 73°F (23°C) | 4.3 in | |
| September | 65°F (18°C) | 4.1 in | |
| October | 53°F (12°C) | 2.7 in | |
| November | 38°F (4°C) | 2.3 in | |
| December | 26°F (-3°C) | 1.7 in |
West Chester has a seasonal temperature swing of 53°F / from 21°F in January to 74°F in July. Total annual precipitation is 35.9 inches, with July being the wettest month (4.4") and February the driest (1.0").