Air quality in Willows
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
8.8 µg/m³
WHO guideline 15
PM10
11.2 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
4:00 AM
💨
PM2.5 8.8 µg/m³
37Good
5:00 AM
💨
PM2.5 9.2 µg/m³
38Good
6:00 AM
💨
PM2.5 9.9 µg/m³
41Good
7:00 AM
💨
PM2.5 10.6 µg/m³
44Good
8:00 AM
💨
PM2.5 11.4 µg/m³
48Good
9:00 AM
💨
PM2.5 10.6 µg/m³
44Good
10:00 AM
💨
PM2.5 10.9 µg/m³
45Good
11:00 AM
💨
PM2.5 10.5 µg/m³
53Moderate
12:00 PM
💨
PM2.5 9.3 µg/m³
68Moderate
1:00 PM
💨
PM2.5 7.7 µg/m³
68Moderate
2:00 PM
💨
PM2.5 6.7 µg/m³
68Moderate
3:00 PM
💨
PM2.5 6.6 µg/m³
70Moderate
Next few days
daily max · US EPA AQI
Mon
💨
Moderate · UV Very high
70
Tue
💨
Moderate · UV Very high
95
Wed
💨
Unhealthy for Sensitive Groups · UV Very high
122
Thu
💨
Moderate · UV High
88
Fri
💨
Good · UV Moderate
34