Air quality in Newton
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 µg/m³
WHO guideline 15
PM10
20.4 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
2:00 AM
💨
PM2.5 20 µg/m³
68Moderate
3:00 AM
💨
PM2.5 20.3 µg/m³
68Moderate
4:00 AM
💨
PM2.5 20.5 µg/m³
69Moderate
5:00 AM
💨
PM2.5 21.8 µg/m³
71Moderate
6:00 AM
💨
PM2.5 19.7 µg/m³
67Moderate
7:00 AM
💨
PM2.5 16.1 µg/m³
59Moderate
8:00 AM
💨
PM2.5 12.8 µg/m³
52Moderate
9:00 AM
💨
PM2.5 9.8 µg/m³
41Good
10:00 AM
💨
PM2.5 7.3 µg/m³
43Good
11:00 AM
💨
PM2.5 6.2 µg/m³
58Moderate
12:00 PM
💨
PM2.5 6.9 µg/m³
78Moderate
1:00 PM
💨
PM2.5 8.2 µg/m³
91Moderate
Next few days
daily max · US EPA AQI
Fri
💨
Unhealthy for Sensitive Groups · UV Moderate
104
Sat
💨
Moderate · UV High
61
Sun
💨
Moderate · UV Very high
51
Mon
💨
Moderate · UV Very high
56
Tue
💨
Moderate · UV High
56