Guelph, Ontario, Canada Air Quality

Monitoring Station · Guelph, Canada
13
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
27 1pm
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26 4pm
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26 7pm
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27 10pm
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27
27 1am
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29
— 4am
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CAMS model adj +2
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27
27

Air Quality Forecast (24h)

PM2.53.1 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

50
Guelph, Ontario, Canada
0.0 km PM2.5: 12.0 µg/m³
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
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 2026-08-10T16:55 UTC.