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
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Station readings
50
CAMS model adj +39
25
25
25
24
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24
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25
25
25
27
27

Air Quality Forecast (24h)

PM2.512.0 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

30
Guelph, Ontario, Canada
0.0 km PM2.5: 7.2 µg/m³
46
Guelph, Ontario, Canada
0.0 km PM2.5: 11.0 µg/m³
13
Guelph, Ontario, Canada
0.0 km PM2.5: 3.1 µg/m³
34
Kitchener, Ontario, Canada
22.7 km PM2.5: 8.2 µg/m³
46
Kitchener, Ontario, Canada
22.7 km PM2.5: 11.0 µg/m³
42
Kitchener, Ontario, Canada
22.7 km PM2.5: 10.1 µg/m³
75
Bushview Crescent Waterloo
25.4 km PM2.5: 23.6 µg/m³

Nearby Cities

26 Guelph 36 Hespeler 36 Fiddlesticks 26 Fergus 46 Vanier 39 Cambridge 46 Waterloo 39 Christopher-Champlain 47 Kitchener

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-08-10T16:57 UTC.