Air quality in Perris
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
4.2 µg/m³
WHO guideline 15
PM10
4.6 µg/m³
WHO guideline 45
Hour by hour (12h) US EPA AQI
5:00 PM
💨
PM2.5 4.2 µg/m³
47 Good
6:00 PM
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PM2.5 5.5 µg/m³
43 Good
7:00 PM
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PM2.5 8.1 µg/m³
35 Good
8:00 PM
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PM2.5 9.6 µg/m³
40 Good
9:00 PM
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PM2.5 10.2 µg/m³
43 Good
10:00 PM
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PM2.5 10.5 µg/m³
44 Good
11:00 PM
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PM2.5 10.6 µg/m³
44 Good
12:00 AM
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PM2.5 9.2 µg/m³
38 Good
1:00 AM
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PM2.5 7.5 µg/m³
31 Good
2:00 AM
💨
PM2.5 5.9 µg/m³
25 Good
3:00 AM
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PM2.5 4.7 µg/m³
20 Good
4:00 AM
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PM2.5 3.9 µg/m³
16 Good
Next few days daily max · US EPA AQI
Wed
💨
Moderate · UV High
56
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Precip NEXRAD · NOAA Temp Wind Clouds Terrain