Air quality in Modesto
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
11.4 µg/m³
WHO guideline 15
PM10
59.4 µg/m³
WHO guideline 45
Hour by hour (12h) US EPA AQI
10:00 AM
💨
PM2.5 11.4 µg/m³
53 Moderate
11:00 AM
💨
PM2.5 10.7 µg/m³
68 Moderate
12:00 PM
💨
PM2.5 5.7 µg/m³
32 Good
1:00 PM
💨
PM2.5 2.8 µg/m³
34 Good
2:00 PM
💨
PM2.5 2.2 µg/m³
35 Good
3:00 PM
💨
PM2.5 2.6 µg/m³
36 Good
4:00 PM
💨
PM2.5 2.9 µg/m³
36 Good
5:00 PM
💨
PM2.5 2.9 µg/m³
34 Good
6:00 PM
💨
PM2.5 4.3 µg/m³
30 Good
7:00 PM
💨
PM2.5 5.9 µg/m³
27 Good
8:00 PM
💨
PM2.5 6.5 µg/m³
27 Good
9:00 PM
💨
PM2.5 7.8 µg/m³
33 Good
Next few days daily max · US EPA AQI
Fri
💨
Moderate · UV Low
68
Sat
💨
Moderate · UV Low
71
Sun
💨
Moderate · UV Moderate
69
Mon
💨
Good · UV Moderate
50
Tue
💨
Moderate · UV Moderate
53
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Precip NEXRAD · NOAA Temp Wind Clouds Terrain