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WeatherLive › Maryland › Annapolis › Air Quality

Annapolis, MD Air Quality

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Air quality in Annapolis

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
40
Good
PM2.5
4.2 µg/m³
WHO guideline 15
PM10
5.2 µg/m³
WHO guideline 45
NO₂ · O₃
2 · 84
µg/m³

Hour by hour (12h)

US EPA AQI
4:00 PM 💨 PM2.5 4.2 µg/m³
40Good
5:00 PM 💨 PM2.5 4.2 µg/m³
40Good
6:00 PM 💨 PM2.5 4.5 µg/m³
38Good
7:00 PM 💨 PM2.5 5.3 µg/m³
35Good
8:00 PM 💨 PM2.5 5.9 µg/m³
33Good
9:00 PM 💨 PM2.5 6.4 µg/m³
31Good
10:00 PM 💨 PM2.5 6.9 µg/m³
30Good
11:00 PM 💨 PM2.5 7.3 µg/m³
30Good
12:00 AM 💨 PM2.5 7.8 µg/m³
33Good
1:00 AM 💨 PM2.5 8.3 µg/m³
35Good
2:00 AM 💨 PM2.5 8.9 µg/m³
37Good
3:00 AM 💨 PM2.5 9.8 µg/m³
41Good

Next few days

daily max · US EPA AQI
Sun 💨 Good · UV Moderate
40
Mon 💨 Moderate · UV Moderate
52
Tue 💨 Good · UV Moderate
45
Wed 💨 Good · UV Moderate
38
Thu 💨 Good · UV Moderate
28

Weather map — Annapolis

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Updated: 4:52 PM