Air quality in Austin
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
8 µg/m³
WHO guideline 15
PM10
8.6 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
5:00 PM
💨
PM2.5 8 µg/m³
90Moderate
6:00 PM
💨
PM2.5 7.9 µg/m³
81Moderate
7:00 PM
💨
PM2.5 8 µg/m³
71Moderate
8:00 PM
💨
PM2.5 8.5 µg/m³
58Moderate
9:00 PM
💨
PM2.5 8.2 µg/m³
49Good
10:00 PM
💨
PM2.5 7.5 µg/m³
45Good
11:00 PM
💨
PM2.5 7.1 µg/m³
42Good
12:00 AM
💨
PM2.5 6.8 µg/m³
39Good
1:00 AM
💨
PM2.5 6.8 µg/m³
36Good
2:00 AM
💨
PM2.5 7 µg/m³
33Good
3:00 AM
💨
PM2.5 7.4 µg/m³
31Good
4:00 AM
💨
PM2.5 7.8 µg/m³
33Good
Next few days
daily max · US EPA AQI
Fri
💨
Moderate · UV Very high
98
Sat
💨
Moderate · UV Very high
98
Sun
💨
Unhealthy for Sensitive Groups · UV Very high
103
Mon
💨
Moderate · UV Moderate
75
Tue
💨
Moderate · UV Very high
52