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
26.3 µg/m³
WHO guideline 15
PM10
32.8 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
1:00 PM
💨
PM2.5 26.3 µg/m³
81Moderate
2:00 PM
💨
PM2.5 24.9 µg/m³
78Moderate
3:00 PM
💨
PM2.5 22.7 µg/m³
73Moderate
4:00 PM
💨
PM2.5 21.1 µg/m³
70Moderate
5:00 PM
💨
PM2.5 20 µg/m³
68Moderate
6:00 PM
💨
PM2.5 18.8 µg/m³
65Moderate
7:00 PM
💨
PM2.5 17.3 µg/m³
62Moderate
8:00 PM
💨
PM2.5 16.4 µg/m³
60Moderate
9:00 PM
💨
PM2.5 16.3 µg/m³
60Moderate
10:00 PM
💨
PM2.5 17.1 µg/m³
62Moderate
11:00 PM
💨
PM2.5 18.9 µg/m³
65Moderate
12:00 AM
💨
PM2.5 20.3 µg/m³
68Moderate
Next few days
daily max · US EPA AQI
Thu
💨
Moderate · UV Very high
99
Fri
💨
Unhealthy for Sensitive Groups · UV Very high
114
Sat
💨
Moderate · UV Very high
100
Sun
💨
Moderate · UV Very high
96
Mon
💨
Moderate · UV High
89