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Kewanee, IL
Full City Profile · Illinois · Stark County County
3.0
/5.0
B
Good
12,280
Population
1,861/sq mi density
$49,668
Median Income
$26,763 per capita
$70,000
Home Value
$77,298 Zillow
$775
Median Rent
27.6% income on rent
50°F
Avg Temperature
275 sunny days/yr
446
Violent Crime/100K
3,923 property/100K
B
Overall
3.0 / 5.0
Good overall score based on economy, affordability, safety and education
B+
Economy
3.6 / 5.0
$49,668 median income, 3.5% unemployment
A+
Affordability
5.0 / 5.0
$70,000 home value, $775/mo rent
F
Safety
1.0 / 5.0
446 violent crimes/100K (17% above avg)
C
Education
2.2 / 5.0
15.1% bachelor's degree or higher
Kewanee experiences four distinct seasons with an average annual temperature of 50°F (10°C). Winters average 22°F in January while summers reach 74°F in July. The area gets 275 sunny days per year. Annual precipitation totals 39.6 inches. The area receives 30.8 inches of snow annually. Air quality is rated Good with a median AQI of 43.
Temperature
22°F Jan (-6°C)
74°F Jul (23°C)
| Annual Average | 49.6°F |
| 8% below US avg | |
| January Average | 22°F (-6°C) |
| July Average | 74°F (23°C) |
| Sunny Days | 275 days/yr |
Geography
| Elevation | 821 ft (250 m) |
| Area | 6.7 sq mi (17.4 km²) |
| Population Density | 1,861/sq mi |
| Coordinates | 41.2391°N, 89.9257°W |
| Timezone | America/Chicago |
| County | Stark County County |
| Nearest Airport | Quad Cities International (MLI) 33 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 7.3 / 100 |
| Social Vulnerability | 20.2 / 100 |
| Community Resilience | 83.2 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | Very Low |
| Strong Wind | Relatively Low |
| Heat Wave | Very Low |
| Winter Weather | Very Low |
| Lightning | Very 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 | 22°F (-6°C) | 1.5 in | Coldest |
| February | 26°F (-4°C) | 1.4 in | Driest |
| March | 38°F (3°C) | 2.8 in | |
| April | 50°F (10°C) | 3.9 in | |
| May | 61°F (16°C) | 4.1 in | |
| June | 70°F (21°C) | 4.4 in | Wettest |
| July | 74°F (23°C) | 4.0 in | Warmest |
| August | 72°F (22°C) | 4.1 in | |
| September | 64°F (18°C) | 3.7 in | |
| October | 53°F (11°C) | 2.8 in | |
| November | 39°F (4°C) | 2.7 in | |
| December | 26°F (-3°C) | 2.2 in |
Kewanee has a seasonal temperature swing of 52°F / from 22°F in January to 74°F in July. Total annual precipitation is 37.5 inches, with June being the wettest month (4.4") and February the driest (1.4").