Guelph, Ontario, Canada

Monitoring Station · Guelph, Canada
53
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
75 9pm
37
53
37 12am
37
50
50 3am
50
37
37 6am
37
37
37 9am
50
50
— 12pm
—
—
— 3pm
—
—
— 6pm
—
—

Air Quality Trend (24h)

Nearby Monitoring Stations

55
Guelph, Ontario, Canada
0.0 km
41
Guelph, Ontario, Canada
0.0 km
32
Guelph, Ontario, Canada
0.0 km
50
Guelph, Ontario, Canada
0.0 km
46
Kitchener, Ontario, Canada
22.7 km
41
Kitchener, Ontario, Canada
22.7 km
53
Kitchener, Ontario, Canada
22.7 km
39
Kitchener, Ontario, Canada
22.7 km

Nearby Cities

30 Guelph 36 Hespeler 33 Fiddlesticks 27 Fergus 36 Vanier 32 Cambridge 36 Waterloo 31 Christopher-Champlain 36 Kitchener

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-10T00:52 UTC.