Air quality in Aurora
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
3.6 µg/m³
WHO guideline 15
PM10
3.7 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
1:00 PM
💨
PM2.5 3.6 µg/m³
48Good
2:00 PM
💨
PM2.5 3.9 µg/m³
50Good
3:00 PM
💨
PM2.5 4 µg/m³
56Moderate
4:00 PM
💨
PM2.5 3.9 µg/m³
56Moderate
5:00 PM
💨
PM2.5 3.9 µg/m³
51Moderate
6:00 PM
💨
PM2.5 3.9 µg/m³
47Good
7:00 PM
💨
PM2.5 4.3 µg/m³
40Good
8:00 PM
💨
PM2.5 7.1 µg/m³
34Good
9:00 PM
💨
PM2.5 11 µg/m³
46Good
10:00 PM
💨
PM2.5 14.1 µg/m³
55Moderate
11:00 PM
💨
PM2.5 16.8 µg/m³
61Moderate
12:00 AM
💨
PM2.5 18.6 µg/m³
65Moderate
Next few days
daily max · US EPA AQI
Tue
💨
Moderate · UV Very high
61
Wed
💨
Moderate · UV Moderate
88
Thu
💨
Moderate · UV Moderate
62
Fri
💨
Moderate · UV High
85
Sat
💨
Moderate · UV High
75