Air quality in Orillia
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
20.4 µg/m³
WHO guideline 15
PM10
20.5 µg/m³
WHO guideline 45
Hour by hour (12h) US EPA AQI
10:00 AM
💨
PM2.5 20.4 µg/m³
68 Moderate
11:00 AM
💨
PM2.5 16.1 µg/m³
59 Moderate
12:00 PM
💨
PM2.5 9.4 µg/m³
39 Good
1:00 PM
💨
PM2.5 5.6 µg/m³
33 Good
2:00 PM
💨
PM2.5 5.2 µg/m³
39 Good
3:00 PM
💨
PM2.5 5.3 µg/m³
42 Good
4:00 PM
💨
PM2.5 5.6 µg/m³
42 Good
5:00 PM
💨
PM2.5 5.9 µg/m³
41 Good
6:00 PM
💨
PM2.5 6.2 µg/m³
37 Good
7:00 PM
💨
PM2.5 8.6 µg/m³
36 Good
8:00 PM
💨
PM2.5 11.4 µg/m³
48 Good
9:00 PM
💨
PM2.5 12.7 µg/m³
52 Moderate
Next few days daily max · US EPA AQI
Mon
💨
Moderate · UV Moderate
76
Tue
💨
Moderate · UV Low
54
Thu
💨
Good · UV Moderate
34
Fri
💨
Good · UV Moderate
37
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Precip NEXRAD · NOAA Temp Wind Clouds Terrain