Air quality in Randolph
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
2.9 µg/m³
WHO guideline 15
PM10
2.9 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
9:00 PM
💨
PM2.5 2.9 µg/m³
26Good
10:00 PM
💨
PM2.5 3.3 µg/m³
23Good
11:00 PM
💨
PM2.5 3.8 µg/m³
22Good
12:00 AM
💨
PM2.5 4.1 µg/m³
20Good
1:00 AM
💨
PM2.5 4.2 µg/m³
19Good
2:00 AM
💨
PM2.5 4.2 µg/m³
19Good
3:00 AM
💨
PM2.5 4 µg/m³
19Good
4:00 AM
💨
PM2.5 3.8 µg/m³
19Good
5:00 AM
💨
PM2.5 3.6 µg/m³
20Good
6:00 AM
💨
PM2.5 3.4 µg/m³
22Good
7:00 AM
💨
PM2.5 3.6 µg/m³
25Good
8:00 AM
💨
PM2.5 4.2 µg/m³
29Good
Next few days
daily max · US EPA AQI
Thu
💨
Moderate · UV High
73
Fri
💨
Good · UV Moderate
47
Sun
💨
Good · UV Moderate
25