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Washington, IL
Full City Profile · Illinois · Woodford County County
3.8
/5.0
B+
Good
15,946
Population
1,865/sq mi density
$91,360
Median Income
$42,060 per capita
$216,700
Home Value
$223,317 Zillow
$1,087
Median Rent
32.1% income on rent
52°F
Avg Temperature
275 sunny days/yr
160
Violent Crime/100K
994 property/100K
B+
Overall
3.8 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
4.8 / 5.0
$91,360 median income, 0.8% unemployment
A+
Affordability
5.0 / 5.0
$216,700 home value, $1,087/mo rent
F
Safety
1.0 / 5.0
160 violent crimes/100K
A+
Education
4.5 / 5.0
43.8% bachelor's degree or higher
Washington experiences four distinct seasons with an average annual temperature of 52°F (11°C). Winters average 25°F in January while summers reach 75°F in July. The area gets 275 sunny days per year. Annual precipitation totals 37.5 inches. The area receives 22.3 inches of snow annually. Air quality is rated Good with a median AQI of 43.
Temperature
25°F Jan (-4°C)
75°F Jul (24°C)
| Annual Average | 52.1°F |
| 4% below US avg | |
| January Average | 25°F (-4°C) |
| July Average | 75°F (24°C) |
| Sunny Days | 275 days/yr |
Geography
| Elevation | 755 ft (230 m) |
| Area | 8.6 sq mi (22.1 km²) |
| Population Density | 1,865/sq mi |
| Coordinates | 40.7064°N, 89.4335°W |
| Timezone | America/Chicago |
| County | Woodford County County |
| Nearest Airport | General Downing - Peoria International (PIA) 14 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 39.9 / 100 |
| Social Vulnerability | 10.6 / 100 |
| Community Resilience | 96.1 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Very Low |
| Strong Wind | Relatively Low |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Low |
| Lightning | Very Low |
| Ice Storm | Relatively Low |
| Drought | Relatively Moderate |
| Cold Wave | Relatively Moderate |
| Landslide | Relatively Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 25°F (-4°C) | 1.6 in | Coldest |
| February | 27°F (-3°C) | 1.5 in | Driest |
| March | 39°F (4°C) | 3.0 in | |
| April | 51°F (10°C) | 3.8 in | |
| May | 61°F (16°C) | 4.1 in | Wettest |
| June | 71°F (21°C) | 4.1 in | |
| July | 75°F (24°C) | 3.9 in | Warmest |
| August | 72°F (22°C) | 3.4 in | |
| September | 65°F (18°C) | 3.9 in | |
| October | 53°F (12°C) | 2.8 in | |
| November | 40°F (5°C) | 2.9 in | |
| December | 28°F (-2°C) | 2.5 in |
Washington has a seasonal temperature swing of 50°F / from 25°F in January to 75°F in July. Total annual precipitation is 37.5 inches, with May being the wettest month (4.1") and February the driest (1.5").