Air quality in South Yarmouth
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
6.4 µg/m³
WHO guideline 15
PM10
9.6 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
9:00 AM
💨
PM2.5 6.4 µg/m³
34Good
10:00 AM
💨
PM2.5 6.2 µg/m³
37Good
11:00 AM
💨
PM2.5 6.9 µg/m³
40Good
12:00 PM
💨
PM2.5 5.7 µg/m³
43Good
1:00 PM
💨
PM2.5 5.2 µg/m³
46Good
2:00 PM
💨
PM2.5 5.5 µg/m³
48Good
3:00 PM
💨
PM2.5 5.5 µg/m³
50Good
4:00 PM
💨
PM2.5 5.8 µg/m³
56Moderate
5:00 PM
💨
PM2.5 6.2 µg/m³
60Moderate
6:00 PM
💨
PM2.5 6.8 µg/m³
61Moderate
7:00 PM
💨
PM2.5 8.4 µg/m³
60Moderate
8:00 PM
💨
PM2.5 9.6 µg/m³
56Moderate
Next few days
daily max · US EPA AQI
Thu
💨
Moderate · UV Moderate
61
Fri
💨
Moderate · UV High
83
Sat
💨
Good · UV Moderate
40
Sun
💨
Good · UV Moderate
35