Guelph, Ontario, Canada

Monitoring Station · Guelph, Canada
34
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
21 4pm
31
31
34 7pm
29
29
31 10pm
31
31
58 1am
58
58
38 4am
38
38
— 7am
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—
— 10am
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— 1pm
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Station readings
21
34
CAMS model adj +4
27
27
27
27
25
25
27
27
27
54
54
54
34
34
34

Air Quality Trend (24h)

PM2.58.2 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

32
Guelph, Ontario, Canada
0.0 km PM2.5: 7.7 µg/m³
34
Kitchener, Ontario, Canada
22.7 km PM2.5: 8.2 µg/m³
37
Kitchener, Ontario, Canada
22.7 km PM2.5: 8.9 µg/m³
34
Kitchener, Ontario, Canada
22.7 km PM2.5: 8.2 µg/m³
20
Bushview Crescent Waterloo
25.4 km PM2.5: 4.8 µg/m³

Nearby Cities

34 Guelph 34 Hespeler 35 Fiddlesticks 34 Fergus 35 Vanier 35 Cambridge 35 Waterloo 35 Christopher-Champlain 37 Kitchener

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-15T19:24 UTC.