Virgil, IL
Full City Profile · Illinois · Kane County County
4.3
/5.0
A
Great
310
Population
142/sq mi density
$97,500
Median Income
$45,118 per capita
$301,500
Home Value
$545,581 Zillow
$1,058
Median Rent
25.0% income on rent
49°F
Avg Temperature
A
Overall
4.3 / 5.0
Strong
A+
Economy
5.0 / 5.0
$97,500 median income, 1.5% unemployment
A+
Affordability
4.9 / 5.0
$301,500 home value, $1,058/mo rent
C+
Education
2.9 / 5.0
23.8% bachelor's degree or higher
Virgil experiences four distinct seasons with an average annual temperature of 49°F (9°C). Winters average 23°F in January while summers reach 73°F in July. Annual precipitation totals 38.2 inches. The area receives 38.5 inches of snow annually. Air quality is rated Good with a median AQI of 42.
Temperature
23°F Jan (-5°C)
73°F Jul (23°C)
| Annual Average | 49.4°F |
| 9% below US avg | |
| January Average | 23°F (-5°C) |
| July Average | 73°F (23°C) |
Geography
| Elevation | 863 ft (263 m) |
| Area | 0.8 sq mi (2.1 km²) |
| Population Density | 142/sq mi |
| Coordinates | 41.9557°N, 88.5290°W |
| Timezone | America/Chicago |
| County | Kane County County |
| Nearest Airport | Chicago O'Hare International (ORD) 32 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 42.0 |
| Rating | Good |
| Good Days % | 72.3% |
| Unhealthy Days | 1 |
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 | 139 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 23°F (-5°C) | 1.9 in | Coldest, Driest |
| February | 27°F (-3°C) | 2.0 in | |
| March | 38°F (3°C) | 2.2 in | |
| April | 49°F (9°C) | 3.8 in | |
| May | 60°F (16°C) | 4.7 in | Wettest |
| June | 70°F (21°C) | 4.2 in | |
| July | 73°F (23°C) | 4.2 in | Warmest |
| August | 71°F (22°C) | 3.9 in | |
| September | 64°F (18°C) | 3.5 in | |
| October | 52°F (11°C) | 3.3 in | |
| November | 39°F (4°C) | 2.5 in | |
| December | 28°F (-2°C) | 2.1 in |
Virgil has a seasonal temperature swing of 51°F / from 23°F in January to 73°F in July. Total annual precipitation is 38.2 inches, with May being the wettest month (4.7") and January the driest (1.9").