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WeatherLive › Massachusetts › Reading › Air Quality

Reading, MA Air Quality

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Air quality in Reading

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
56
Moderate
PM2.5
14.4 µg/m³
WHO guideline 15
PM10
16.1 µg/m³
WHO guideline 45
NO₂ · O₃
27 · 41
µg/m³

Hour by hour (12h)

US EPA AQI
10:00 AM 💨 PM2.5 14.4 µg/m³
56Moderate
11:00 AM 💨 PM2.5 10.7 µg/m³
45Good
12:00 PM 💨 PM2.5 8.4 µg/m³
35Good
1:00 PM 💨 PM2.5 7.6 µg/m³
34Good
2:00 PM 💨 PM2.5 7.5 µg/m³
34Good
3:00 PM 💨 PM2.5 8.1 µg/m³
34Good
4:00 PM 💨 PM2.5 10 µg/m³
42Good
5:00 PM 💨 PM2.5 12.7 µg/m³
52Moderate
6:00 PM 💨 PM2.5 14.3 µg/m³
56Moderate
7:00 PM 💨 PM2.5 15.4 µg/m³
58Moderate
8:00 PM 💨 PM2.5 16.8 µg/m³
61Moderate
9:00 PM 💨 PM2.5 16.9 µg/m³
61Moderate

Next few days

daily max · US EPA AQI
Sun 💨 Moderate · UV Moderate
87
Mon 💨 Moderate · UV Low
88
Tue 💨 Moderate · UV Moderate
88
Wed 💨 Moderate · UV High
70
Thu 💨 Good · UV Moderate
25

Weather map — Reading

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Updated: 10:31 AM