Guelph, Ontario, Canada Air Quality

Monitoring Station · Guelph, Canada
30
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
34 11am
30
34
34 2pm
34
34
34 5pm
34
34
34 8pm
34
34
34 11pm
34
34
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Station readings
30
CAMS model adj +9
25
25
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25
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25
25
25
25
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25

Air Quality Forecast (24h)

PM2.57.2 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
25
Guelph, Ontario, Canada
0.0 km PM2.5: 6.0 µg/m³
30
Guelph, Ontario, Canada
0.0 km PM2.5: 7.2 µg/m³
25
Kitchener, Ontario, Canada
22.7 km PM2.5: 6.0 µg/m³
25
Kitchener, Ontario, Canada
22.7 km PM2.5: 6.0 µg/m³
21
Kitchener, Ontario, Canada
22.7 km PM2.5: 5.0 µg/m³
34
Kitchener, Ontario, Canada
22.7 km PM2.5: 8.2 µg/m³

Nearby Cities

36 Guelph 34 Hespeler 35 Fiddlesticks 36 Fergus 33 Vanier 34 Cambridge 32 Waterloo 34 Christopher-Champlain 34 Kitchener

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-08-09T14:21 UTC.