Air quality in Greensboro
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.
PM2.5
10.1 µg/m³
WHO guideline 15
PM10
10.5 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
2:00 PM
💨
PM2.5 10.1 µg/m³
96Moderate
3:00 PM
💨
PM2.5 9.9 µg/m³
96Moderate
4:00 PM
💨
PM2.5 10 µg/m³
91Moderate
5:00 PM
💨
PM2.5 10.5 µg/m³
85Moderate
6:00 PM
💨
PM2.5 13 µg/m³
73Moderate
7:00 PM
💨
PM2.5 12.9 µg/m³
60Moderate
8:00 PM
💨
PM2.5 14.5 µg/m³
56Moderate
9:00 PM
💨
PM2.5 15.8 µg/m³
59Moderate
10:00 PM
💨
PM2.5 13.7 µg/m³
54Moderate
11:00 PM
💨
PM2.5 11.6 µg/m³
50Good
12:00 AM
💨
PM2.5 10.7 µg/m³
47Good
1:00 AM
💨
PM2.5 10.5 µg/m³
44Good
Next few days
daily max · US EPA AQI
Fri
💨
Moderate · UV High
96
Sat
💨
Unhealthy for Sensitive Groups · UV High
113
Sun
💨
Moderate · UV High
70
Mon
💨
Moderate · UV Very high
68
Tue
💨
No data · UV Very high
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