Guelph, Ontario, Canada Air Quality

Monitoring Station · Guelph, Canada
41
Good
Air quality is satisfactory. Enjoy outdoor activities.
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Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
25 11pm
25
25
27 2am
34
34
34 5am
34
34
34 8am
34
34
34 11am
34
54
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Air Quality Forecast (24h)

PM2.59.8 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

18
Guelph, Ontario, Canada
0.0 km PM2.5: 4.3 µg/m³
9
Kitchener, Ontario, Canada
22.7 km PM2.5: 2.2 µg/m³
94
Kitchener, Ontario, Canada
22.7 km PM2.5: 32.5 µg/m³
66
Kitchener, Ontario, Canada
22.7 km PM2.5: 19.2 µg/m³
18
Bushview Crescent Waterloo
25.4 km PM2.5: 4.2 µg/m³

Nearby Cities

26 Guelph 30 Hespeler 32 Fiddlesticks 26 Fergus 33 Vanier 35 Cambridge 33 Waterloo 35 Christopher-Champlain 34 Kitchener

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-06-09T02:21 UTC.