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WeatherLive › Washington › Mount Vernon › Air Quality

Mount Vernon, WA Air Quality

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Air quality in Mount Vernon

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.

US AQI · EPA
59
Moderate
PM2.5
15.7 µg/m³
WHO guideline 15
PM10
16.4 µg/m³
WHO guideline 45
NO₂ · O₃
38 · 10
µg/m³

Hour by hour (12h)

US EPA AQI
2:00 AM 💨 PM2.5 15.7 µg/m³
59Moderate
3:00 AM 💨 PM2.5 15.7 µg/m³
59Moderate
4:00 AM 💨 PM2.5 15.6 µg/m³
58Moderate
5:00 AM 💨 PM2.5 15.5 µg/m³
58Moderate
6:00 AM 💨 PM2.5 15.5 µg/m³
58Moderate
7:00 AM 💨 PM2.5 15.7 µg/m³
59Moderate
8:00 AM 💨 PM2.5 16.2 µg/m³
60Moderate
9:00 AM 💨 PM2.5 15.1 µg/m³
57Moderate
10:00 AM 💨 PM2.5 14 µg/m³
55Moderate
11:00 AM 💨 PM2.5 13.1 µg/m³
53Moderate
12:00 PM 💨 PM2.5 11.5 µg/m³
48Good
1:00 PM 💨 PM2.5 10.4 µg/m³
43Good

Next few days

daily max · US EPA AQI
Thu 💨 Moderate · UV Low
67
Fri 💨 Moderate · UV Moderate
66
Sat 💨 Moderate · UV Moderate
74
Sun 💨 Moderate · UV Moderate
81
Mon 💨 Moderate · UV Moderate
84

Weather map — Mount Vernon

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Updated: 2:19 AM