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
28.8 µg/m³
WHO guideline 15
PM10
34.3 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
10:00 AM
💨
PM2.5 28.8 µg/m³
86Moderate
11:00 AM
💨
PM2.5 26.8 µg/m³
82Moderate
12:00 PM
💨
PM2.5 26.9 µg/m³
82Moderate
1:00 PM
💨
PM2.5 27.6 µg/m³
84Moderate
2:00 PM
💨
PM2.5 28.4 µg/m³
85Moderate
3:00 PM
💨
PM2.5 28.6 µg/m³
86Moderate
4:00 PM
💨
PM2.5 27.5 µg/m³
83Moderate
5:00 PM
💨
PM2.5 26 µg/m³
88Moderate
6:00 PM
💨
PM2.5 24.6 µg/m³
78Moderate
7:00 PM
💨
PM2.5 23.6 µg/m³
75Moderate
8:00 PM
💨
PM2.5 22.4 µg/m³
73Moderate
9:00 PM
💨
PM2.5 21.7 µg/m³
71Moderate
Next few days
daily max · US EPA AQI
Wed
💨
Unhealthy for Sensitive Groups · UV Very high
109
Thu
💨
Unhealthy for Sensitive Groups · UV Very high
141
Fri
💨
Unhealthy for Sensitive Groups · UV Very high
112
Sat
💨
Unhealthy for Sensitive Groups · UV Very high
116
Sun
💨
Moderate · UV High
78