Air quality in Downers Grove
The US Air Quality Index (EPA) grades air from 0 to 500 using fine particles (PM2.5/PM10), ozone and nitrogen dioxide. 0-50 is Good, 51-100 Moderate, 101-150 Unhealthy for Sensitive Groups, and anything higher affects everyone.
PM2.5
10.4 µg/m³
WHO guideline 15
PM10
10.7 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
8:00 PM
💨
PM2.5 10.4 µg/m³
48Good
9:00 PM
💨
PM2.5 11 µg/m³
47Good
10:00 PM
💨
PM2.5 11.9 µg/m³
50Good
11:00 PM
💨
PM2.5 12.3 µg/m³
51Moderate
12:00 AM
💨
PM2.5 11.3 µg/m³
47Good
1:00 AM
💨
PM2.5 10.9 µg/m³
45Good
2:00 AM
💨
PM2.5 10.4 µg/m³
43Good
3:00 AM
💨
PM2.5 9.6 µg/m³
41Good
4:00 AM
💨
PM2.5 8.8 µg/m³
41Good
5:00 AM
💨
PM2.5 8 µg/m³
41Good
6:00 AM
💨
PM2.5 7.2 µg/m³
41Good
7:00 AM
💨
PM2.5 6.9 µg/m³
42Good
Next few days
daily max · US EPA AQI
Thu
💨
Moderate · UV Moderate
100
Fri
💨
Unhealthy for Sensitive Groups · UV High
122
Sat
💨
Moderate · UV Moderate
90
Mon
💨
Good · UV Very high
32