Air quality in Hillsboro
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
7.3 µg/m³
WHO guideline 15
PM10
7.6 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
5:00 AM
💨
PM2.5 7.3 µg/m³
30Good
6:00 AM
💨
PM2.5 7.8 µg/m³
33Good
7:00 AM
💨
PM2.5 8.3 µg/m³
35Good
8:00 AM
💨
PM2.5 7.7 µg/m³
32Good
9:00 AM
💨
PM2.5 6.7 µg/m³
28Good
10:00 AM
💨
PM2.5 6.8 µg/m³
35Good
11:00 AM
💨
PM2.5 7 µg/m³
42Good
12:00 PM
💨
PM2.5 7.8 µg/m³
48Good
1:00 PM
💨
PM2.5 8.8 µg/m³
58Moderate
2:00 PM
💨
PM2.5 9.4 µg/m³
71Moderate
3:00 PM
💨
PM2.5 9.7 µg/m³
81Moderate
4:00 PM
💨
PM2.5 9.8 µg/m³
88Moderate
Next few days
daily max · US EPA AQI
Sun
💨
Moderate · UV Very high
88
Mon
💨
Moderate · UV High
99
Tue
💨
Unhealthy for Sensitive Groups · UV Very high
110
Wed
💨
Moderate · UV Very high
98
Thu
💨
Good · UV Very high
41