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Rochester, MN Air Quality

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Air quality in Rochester

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
31
Good
PM2.5
7.5 µg/m³
WHO guideline 15
PM10
7.5 µg/m³
WHO guideline 45
NO₂ · O₃
8 · 34
µg/m³

Hour by hour (12h)

US EPA AQI
9:00 AM 💨 PM2.5 7.5 µg/m³
31Good
10:00 AM 💨 PM2.5 7 µg/m³
29Good
11:00 AM 💨 PM2.5 6.8 µg/m³
28Good
12:00 PM 💨 PM2.5 6.3 µg/m³
26Good
1:00 PM 💨 PM2.5 5.6 µg/m³
29Good
2:00 PM 💨 PM2.5 4.7 µg/m³
33Good
3:00 PM 💨 PM2.5 4 µg/m³
35Good
4:00 PM 💨 PM2.5 3.5 µg/m³
36Good
5:00 PM 💨 PM2.5 3.6 µg/m³
34Good
6:00 PM 💨 PM2.5 4.8 µg/m³
28Good
7:00 PM 💨 PM2.5 7.1 µg/m³
30Good
8:00 PM 💨 PM2.5 7.9 µg/m³
33Good

Next few days

daily max · US EPA AQI
Mon 💨 Good · UV Moderate
36
Tue 💨 Good · UV Moderate
45
Wed 💨 Moderate · UV Moderate
58
Thu 💨 Moderate · UV Moderate
59
Fri 💨 Moderate · UV Moderate
75

Weather map — Rochester

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Updated: 9:21 AM