Virgil, Illinois Air Quality
Virgil has a median AQI of 46, earning an air quality grade of B+ — good air quality that ranks better than 24% of US cities. Air quality has been trending worse over the past decade, a concern for local residents and health officials. Particulate matter (PM2.5) is the primary concern, often linked to vehicle traffic, industrial activity, and wildfire smoke. In 2025, Virgil recorded 166 good air quality days (61% of monitored days) and 9 unhealthy days.
Population: 312 • County: Kane
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Quick Facts
| Current AQI | 13 — Good |
| Air Quality Grade | B+ |
| Median AQI (2025) | 46 |
| vs. U.S. Cities | Better than 24% |
| Primary Pollutant | PM2.5 |
| Unhealthy Days/Year | 9 |
| 10-Year Trend | ↓ Worsening |
| Data Source | EPA AirNow |
Health Recommendation
Air quality is satisfactory, and air pollution poses little or no risk.
It's a great day to be active outside!
5-Day AQI Forecast
Last 30 Days
Current Pollutant Levels
Real-time data from EPA AirNow
AQI Trend (10 Years)
Air Quality Days by Year
2025 Air Quality Summary
Primary Pollutant Days (2025)
Days when each pollutant was the primary driver of AQI. Learn about pollutants →
Frequently Asked Questions About Virgil Air Quality
What is the air quality in Virgil today?
The current AQI in Virgil is 13, which is rated "Good". Air quality is satisfactory, and air pollution poses little or no risk.
Is air quality in Virgil getting better or worse?
Air quality in Virgil has been worsening in recent years. The median AQI rose from 36 in 2016 to 46 in 2025.
What is the most common air pollutant in Virgil?
PM2.5 is the primary air pollutant in Virgil, responsible for the most air quality-impacted days in 2025. Particulate matter can originate from vehicle exhaust, wildfires, and industrial emissions.
How many unhealthy air days does Virgil have per year?
In 2025, Virgil had 9 days when air quality was unhealthy or unhealthy for sensitive groups (AQI above 100). There were 166 good days and 98 moderate days out of 273 days monitored.
What air quality grade does Virgil receive?
Virgil receives an air quality grade of B+, placing it better than 24% of US cities. This grade is based on a median AQI of 46 for 2025, derived from EPA monitoring data.
Air Quality Grade
Better than 24% of US cities
Nearby Cities
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National Rankings
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Best Air Quality Cities →All city rankingsRecommended Air Purifiers for Virgil
Based on your area's air quality (median AQI: 46), we recommend these air purifiers to help protect your health indoors.
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Molekule Air Pro
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