Air quality in Larchmont
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
12.8 µg/m³
WHO guideline 15
PM10
14.3 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
3:00 AM
💨
PM2.5 12.8 µg/m³
52Moderate
4:00 AM
💨
PM2.5 12 µg/m³
50Good
5:00 AM
💨
PM2.5 10.4 µg/m³
43Good
6:00 AM
💨
PM2.5 8.9 µg/m³
37Good
7:00 AM
💨
PM2.5 8.3 µg/m³
35Good
8:00 AM
💨
PM2.5 8.7 µg/m³
36Good
9:00 AM
💨
PM2.5 9.2 µg/m³
38Good
10:00 AM
💨
PM2.5 9 µg/m³
40Good
11:00 AM
💨
PM2.5 8.3 µg/m³
44Good
12:00 PM
💨
PM2.5 8.2 µg/m³
60Moderate
1:00 PM
💨
PM2.5 8.3 µg/m³
96Moderate
2:00 PM
💨
PM2.5 9 µg/m³
120Unhealthy for Sensitive Groups
Next few days
daily max · US EPA AQI
Sun
💨
Unhealthy for Sensitive Groups · UV High
128
Mon
💨
Moderate · UV High
83
Tue
💨
Moderate · UV High
61
Wed
💨
Moderate · UV High
91
Thu
💨
Moderate · UV High
63