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WeatherLive › Indiana › Marion › Air Quality

Marion, IN Air Quality

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Air quality in Marion

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
23
Good
PM2.5
1.1 µg/m³
WHO guideline 15
PM10
1.1 µg/m³
WHO guideline 45
NO₂ · O₃
4 · 49
µg/m³

Hour by hour (12h)

US EPA AQI
12:00 AM 💨 PM2.5 1.1 µg/m³
23Good
1:00 AM 💨 PM2.5 1.4 µg/m³
23Good
2:00 AM 💨 PM2.5 1.5 µg/m³
24Good
3:00 AM 💨 PM2.5 1.4 µg/m³
24Good
4:00 AM 💨 PM2.5 1.1 µg/m³
25Good
5:00 AM 💨 PM2.5 0.8 µg/m³
24Good
6:00 AM 💨 PM2.5 0.6 µg/m³
23Good
7:00 AM 💨 PM2.5 0.7 µg/m³
23Good
8:00 AM 💨 PM2.5 1.1 µg/m³
23Good
9:00 AM 💨 PM2.5 1.2 µg/m³
24Good
10:00 AM 💨 PM2.5 1.4 µg/m³
26Good
11:00 AM 💨 PM2.5 0.9 µg/m³
28Good

Next few days

daily max · US EPA AQI
Thu 💨 Good · UV Low
33
Fri 💨 Good · UV Low
35
Sat 💨 Good · UV Low
27
Sun 💨 Moderate · UV Low
56
Mon 💨 Moderate · UV Moderate
75

Weather map — Marion

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Updated: 12:14 AM