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Kenilworth, IL
Full City Profile · Illinois · Lake County County
4.0
/5.0
A
Great
2,543
Population
4,169/sq mi density
$250,001
Median Income
$141,901 per capita
$1,409,800
Home Value
$2,003,075 Zillow
$3,501
Median Rent
27.1% income on rent
50°F
Avg Temperature
260 sunny days/yr
A
Overall
4.0 / 5.0
Strong
A+
Economy
5.0 / 5.0
$250,001 median income, 2.0% unemployment
B
Affordability
3.5 / 5.0
$1,409,800 home value, $3,501/mo rent
C+
Safety
2.5 / 5.0
0 violent crimes/100K
A+
Education
5.0 / 5.0
91.9% bachelor's degree or higher
Kenilworth experiences four distinct seasons with an average annual temperature of 50°F (10°C). Winters average 24°F in January while summers reach 73°F in July. The area gets 260 sunny days per year. Annual precipitation totals 39.5 inches. The area receives 33.6 inches of snow annually. Air quality is rated Good with a median AQI of 43.
Temperature
24°F Jan (-4°C)
73°F Jul (23°C)
| Annual Average | 49.6°F |
| 8% below US avg | |
| January Average | 24°F (-4°C) |
| July Average | 73°F (23°C) |
| Sunny Days | 260 days/yr |
Geography
| Elevation | 614 ft (187 m) |
| Area | 0.2 sq mi (0.6 km²) |
| Population Density | 4,169/sq mi |
| Coordinates | 42.0888°N, 87.7145°W |
| Timezone | America/Chicago |
| County | Lake County County |
| Nearest Airport | Chicago O'Hare International (ORD) 13 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0480 ppm |
Natural Hazard Risk
| Overall Risk | Relatively High |
| Risk Score | 96.0 / 100 |
| Social Vulnerability | 14.1 / 100 |
| Community Resilience | 78.1 / 100 |
Hazard Breakdown
| Tornado | Very High |
| Hurricane | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively High |
| Hail | Relatively Moderate |
| Strong Wind | Very High |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively High |
| Ice Storm | Relatively Moderate |
| Drought | Relatively Low |
| Cold Wave | Very High |
| Landslide | Very Low |
| Coastal Flood | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Tsunami History
1 tsunami recorded within 500 km. Highest wave on record: 3.0 m (10 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1954 | MICHIGAN CITY, IN (LAKE MICHIGAN) | Avalanche | 3.0 m | 7 | 81 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 24°F (-4°C) | 1.8 in | Coldest |
| February | 27°F (-3°C) | 1.5 in | Driest |
| March | 37°F (3°C) | 2.5 in | |
| April | 47°F (9°C) | 3.7 in | |
| May | 58°F (14°C) | 3.5 in | |
| June | 68°F (20°C) | 3.7 in | |
| July | 73°F (23°C) | 3.6 in | Warmest |
| August | 72°F (22°C) | 4.1 in | Wettest |
| September | 64°F (18°C) | 3.5 in | |
| October | 53°F (12°C) | 2.6 in | |
| November | 40°F (5°C) | 2.9 in | |
| December | 28°F (-2°C) | 2.4 in |
Kenilworth has a seasonal temperature swing of 49°F / from 24°F in January to 73°F in July. Total annual precipitation is 35.7 inches, with August being the wettest month (4.1") and February the driest (1.5").