Air quality in Guilford
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
13.1 µg/m³
WHO guideline 15
PM10
13.7 µg/m³
WHO guideline 45
Hour by hour (12h) US EPA AQI
10:00 PM
💨
PM2.5 13.1 µg/m³
53 Moderate
11:00 PM
💨
PM2.5 12.6 µg/m³
52 Moderate
12:00 AM
💨
PM2.5 12.7 µg/m³
52 Moderate
1:00 AM
💨
PM2.5 12.8 µg/m³
52 Moderate
2:00 AM
💨
PM2.5 12.5 µg/m³
52 Moderate
3:00 AM
💨
PM2.5 12 µg/m³
50 Good
4:00 AM
💨
PM2.5 11.1 µg/m³
46 Good
5:00 AM
💨
PM2.5 10 µg/m³
42 Good
6:00 AM
💨
PM2.5 9.2 µg/m³
38 Good
7:00 AM
💨
PM2.5 9.3 µg/m³
39 Good
8:00 AM
💨
PM2.5 9.2 µg/m³
38 Good
9:00 AM
💨
PM2.5 9.6 µg/m³
40 Good
Next few days daily max · US EPA AQI
Sat
💨
Moderate · UV Moderate
59
Sun
💨
Moderate · UV Moderate
52
Mon
💨
Good · UV Moderate
50
Tue
💨
Moderate · UV Moderate
53
Wed
💨
Moderate · UV High
53
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Precip NEXRAD · NOAA Temp Wind Clouds Terrain