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WeatherLive › Illinois › Normal › Air Quality

Normal, IL Air Quality

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Air quality in Normal

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.

US AQI · EPA
32
Good
PM2.5
6.5 µg/m³
WHO guideline 15
PM10
6.6 µg/m³
WHO guideline 45
NO₂ · O₃
11 · 67
µg/m³

Hour by hour (12h)

US EPA AQI
8:00 PM 💨 PM2.5 6.5 µg/m³
32Good
9:00 PM 💨 PM2.5 7.2 µg/m³
30Good
10:00 PM 💨 PM2.5 8.1 µg/m³
34Good
11:00 PM 💨 PM2.5 8.9 µg/m³
37Good
12:00 AM 💨 PM2.5 9.1 µg/m³
38Good
1:00 AM 💨 PM2.5 9.2 µg/m³
38Good
2:00 AM 💨 PM2.5 9.1 µg/m³
38Good
3:00 AM 💨 PM2.5 8.9 µg/m³
37Good
4:00 AM 💨 PM2.5 8.8 µg/m³
37Good
5:00 AM 💨 PM2.5 8.7 µg/m³
36Good
6:00 AM 💨 PM2.5 8.6 µg/m³
36Good
7:00 AM 💨 PM2.5 8.4 µg/m³
35Good

Next few days

daily max · US EPA AQI
Mon 💨 Moderate · UV Moderate
68
Tue 💨 Moderate · UV Moderate
65
Wed 💨 Moderate · UV Low
100
Thu 💨 Good · UV Low
50
Fri 💨 Good · UV Low
24

Weather map — Normal

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Updated: 8:28 PM