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WeatherLive › Iowa › Sioux City › Air Quality

Sioux City, IA Air Quality

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Air quality in Sioux City

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
24
Good
PM2.5
5.8 µg/m³
WHO guideline 15
PM10
5.9 µg/m³
WHO guideline 45
NO₂ · O₃
13 · 42
µg/m³

Hour by hour (12h)

US EPA AQI
6:00 PM 💨 PM2.5 5.8 µg/m³
24Good
7:00 PM 💨 PM2.5 6 µg/m³
25Good
8:00 PM 💨 PM2.5 6.1 µg/m³
25Good
9:00 PM 💨 PM2.5 6 µg/m³
25Good
10:00 PM 💨 PM2.5 5.9 µg/m³
25Good
11:00 PM 💨 PM2.5 5.8 µg/m³
24Good
12:00 AM 💨 PM2.5 5.7 µg/m³
24Good
1:00 AM 💨 PM2.5 5.7 µg/m³
24Good
2:00 AM 💨 PM2.5 5.8 µg/m³
24Good
3:00 AM 💨 PM2.5 6 µg/m³
25Good
4:00 AM 💨 PM2.5 6.3 µg/m³
26Good
5:00 AM 💨 PM2.5 6.7 µg/m³
28Good

Next few days

daily max · US EPA AQI
Fri 💨 Good · UV Low
43
Sat 💨 Good · UV Low
33
Sun 💨 Good · UV Moderate
26
Mon 💨 Good · UV Moderate
33
Tue 💨 Good · UV Moderate
27

Weather map — Sioux City

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Updated: 6:48 PM