Washington, IA
Full City Profile · Iowa · Washington County County
3.0
/5.0
B
Good
7,314
Population
1,349/sq mi density
$56,536
Median Income
$35,124 per capita
$144,500
Home Value
$198,381 Zillow
$927
Median Rent
26.8% income on rent
49°F
Avg Temperature
222
Violent Crime/100K
1,883 property/100K
B
Overall
3.0 / 5.0
Good overall score based on economy, affordability, safety and education
B
Economy
3.4 / 5.0
$56,536 median income, 4.7% unemployment
A+
Affordability
5.0 / 5.0
$144,500 home value, $927/mo rent
F
Safety
1.0 / 5.0
222 violent crimes/100K
C+
Education
2.7 / 5.0
21.5% bachelor's degree or higher
Washington 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. Annual precipitation totals 37.9 inches. The area receives 25.2 inches of snow annually.
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) |
Geography
| Elevation | 754 ft (230 m) |
| Area | 5.4 sq mi (14.0 km²) |
| Population Density | 1,349/sq mi |
| Coordinates | 41.2979°N, 91.6937°W |
| Timezone | America/Chicago |
| County | Washington County County |
| Nearest Airport | Ottumwa Regional (OTM) 41 miles away |
Precipitation & Snow
Air Quality
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) | 1.3 in | Coldest, Driest |
| February | 25°F (-4°C) | 1.6 in | |
| March | 37°F (3°C) | 2.3 in | |
| April | 50°F (10°C) | 3.7 in | |
| May | 61°F (16°C) | 5.1 in | |
| June | 71°F (21°C) | 5.2 in | Wettest |
| July | 74°F (23°C) | 4.1 in | Warmest |
| August | 72°F (22°C) | 4.2 in | |
| September | 64°F (18°C) | 3.6 in | |
| October | 52°F (11°C) | 3.0 in | |
| November | 38°F (3°C) | 2.2 in | |
| December | 27°F (-3°C) | 1.7 in |
Washington has a seasonal temperature swing of 53°F / from 21°F in January to 74°F in July. Total annual precipitation is 37.9 inches, with June being the wettest month (5.2") and January the driest (1.3").