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North Aurora, IL
Full City Profile · Illinois · Kane County County
3.7
/5.0
B+
Good
18,375
Population
2,424/sq mi density
$111,781
Median Income
$50,943 per capita
$323,900
Home Value
$387,874 Zillow
$1,596
Median Rent
26.9% income on rent
50°F
Avg Temperature
275 sunny days/yr
142
Violent Crime/100K
1,403 property/100K
B+
Overall
3.7 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
4.7 / 5.0
$111,781 median income, 4.2% unemployment
A+
Affordability
5.0 / 5.0
$323,900 home value, $1,596/mo rent
F
Safety
1.0 / 5.0
142 violent crimes/100K
A
Education
4.3 / 5.0
40.8% bachelor's degree or higher
North Aurora experiences four distinct seasons with an average annual temperature of 50°F (10°C). Winters average 23°F in January while summers reach 74°F in July. The area gets 275 sunny days per year. Annual precipitation totals 39.5 inches. The area receives 27.9 inches of snow annually. Air quality is rated Good with a median AQI of 43.
Temperature
23°F Jan (-5°C)
74°F Jul (24°C)
| Annual Average | 50.2°F |
| 7% below US avg | |
| January Average | 23°F (-5°C) |
| July Average | 74°F (24°C) |
| Sunny Days | 275 days/yr |
Geography
| Elevation | 710 ft (216 m) |
| Area | 7.6 sq mi (19.6 km²) |
| Population Density | 2,424/sq mi |
| Coordinates | 41.8087°N, 88.3420°W |
| Timezone | America/Chicago |
| County | Kane County County |
| Nearest Airport | Joliet Regional (JOT) 22 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0494 ppm |
| PM2.5 (Fine Particles) | 9.8 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively High |
| Risk Score | 94.6 / 100 |
| Social Vulnerability | 17.0 / 100 |
| Community Resilience | 63.7 / 100 |
Hazard Breakdown
| Tornado | Relatively High |
| Hurricane | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively High |
| Hail | Relatively Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively High |
| Ice Storm | Relatively Moderate |
| Drought | Relatively Moderate |
| Cold Wave | Very High |
| Landslide | 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 | 122 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 23°F (-5°C) | 1.5 in | Coldest |
| February | 26°F (-3°C) | 1.3 in | Driest |
| March | 37°F (3°C) | 2.6 in | |
| April | 49°F (9°C) | 3.8 in | |
| May | 60°F (16°C) | 3.9 in | |
| June | 70°F (21°C) | 4.2 in | Wettest |
| July | 74°F (24°C) | 3.9 in | Warmest |
| August | 71°F (22°C) | 4.0 in | |
| September | 64°F (18°C) | 3.8 in | |
| October | 52°F (11°C) | 2.7 in | |
| November | 39°F (4°C) | 3.0 in | |
| December | 26°F (-3°C) | 2.3 in |
North Aurora has a seasonal temperature swing of 51°F / from 23°F in January to 74°F in July. Total annual precipitation is 37.1 inches, with June being the wettest month (4.2") and February the driest (1.3").