Guelph, Ontario, Canada Air Quality

Monitoring Station · Guelph, Canada
50
Good
Air quality is satisfactory. Enjoy outdoor activities.
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Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
32 9pm
32
32
32 12am
32
34
34 3am
41
61
61 6am
41
34
32 9am
31
31
12pm
3pm
6pm
CAMS model adj +7
25
25
25
25
25
27
27
34
54
54
34
27
25
24
24
PM2.512.0 µg/m³ ✓ WHO
Good
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Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-08-11T00:05 UTC.