Air quality in North Perth
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
4.8 µg/m³
WHO guideline 15
PM10
4.9 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
1:00 AM
💨
PM2.5 4.8 µg/m³
20Good
2:00 AM
💨
PM2.5 5.3 µg/m³
22Good
3:00 AM
💨
PM2.5 5.4 µg/m³
23Good
4:00 AM
💨
PM2.5 5.2 µg/m³
22Good
5:00 AM
💨
PM2.5 5.2 µg/m³
22Good
6:00 AM
💨
PM2.5 4.3 µg/m³
18Good
7:00 AM
💨
PM2.5 3.9 µg/m³
16Good
8:00 AM
💨
PM2.5 3 µg/m³
13Good
9:00 AM
💨
PM2.5 2.1 µg/m³
15Good
10:00 AM
💨
PM2.5 1.2 µg/m³
26Good
11:00 AM
💨
PM2.5 1 µg/m³
34Good
12:00 PM
💨
PM2.5 1.7 µg/m³
38Good
Next few days
daily max · US EPA AQI
Sat
💨
Moderate · UV High
55
Sun
💨
Good · UV Moderate
34
Mon
💨
Good · UV Moderate
30