Air quality in Harrisonburg
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
5.7 µg/m³
WHO guideline 15
PM10
5.7 µg/m³
WHO guideline 45
Hour by hour (12h) US EPA AQI
1:00 AM
💨
PM2.5 5.7 µg/m³
32 Good
2:00 AM
💨
PM2.5 5.5 µg/m³
31 Good
3:00 AM
💨
PM2.5 5.2 µg/m³
31 Good
4:00 AM
💨
PM2.5 4.9 µg/m³
29 Good
5:00 AM
💨
PM2.5 4.8 µg/m³
28 Good
6:00 AM
💨
PM2.5 5 µg/m³
26 Good
7:00 AM
💨
PM2.5 5.7 µg/m³
24 Good
8:00 AM
💨
PM2.5 7.2 µg/m³
30 Good
9:00 AM
💨
PM2.5 7.7 µg/m³
32 Good
10:00 AM
💨
PM2.5 3.6 µg/m³
30 Good
11:00 AM
💨
PM2.5 3.2 µg/m³
34 Good
12:00 PM
💨
PM2.5 3 µg/m³
36 Good
Next few days daily max · US EPA AQI
Wed
💨
Good · UV Moderate
47
Thu
💨
Moderate · UV Moderate
58
Fri
💨
Moderate · UV Moderate
61
Sat
💨
Moderate · UV Moderate
76
Sun
💨
Moderate · UV Moderate
63
JavaScript is needed for the map — the city links below work without it.
Precip NEXRAD · NOAA Temp Wind Clouds Terrain