Guelph, Ontario, Canada Air Quality
Monitoring Station
· Guelph, Canada
50
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading
Nearby Monitoring Stations
GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
Calibrated
64
1pm
64
50
63
4pm
63
63
63
7pm
63
64
64
10pm
64
64
64
1am
66
66
—
4am
—
—
—
7am
—
—
—
10am
—
—
Station readings
50
CAMS model
adj +39
25
25
25
24
24
24
24
24
25
25
25
25
25
27
27
Air Quality Forecast (24h)
PM2.512.0 µg/m³
✓ WHO
Good
Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-08-10T16:57 UTC.