Guelph, Ontario, Canada Air Quality

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

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
37 4am
34
37
37 7am
44
44
37 10am
44
37
35 1pm
35
35
34 4pm
34
34
— 7pm
—
—
— 10pm
—
—
— 1am
—
—
Station readings
34
CAMS model adj +10
27
27
27
27
34
34
27
34
27
25
25
25
24
24
24

Air Quality Forecast (24h)

PM2.58.2 µg/m³ ✓ WHO
Good
View city history →

Nearby Monitoring Stations

30
Guelph, Ontario, Canada
0.0 km PM2.5: 7.2 µg/m³
29
Guelph, Ontario, Canada
0.0 km PM2.5: 7.0 µg/m³
30
Guelph, Ontario, Canada
0.0 km PM2.5: 7.2 µg/m³
30
Guelph, Ontario, Canada
0.0 km PM2.5: 7.2 µg/m³
30
Kitchener, Ontario, Canada
22.7 km PM2.5: 7.2 µg/m³
23
Kitchener, Ontario, Canada
22.7 km PM2.5: 5.5 µg/m³
27
Kitchener, Ontario, Canada
22.7 km PM2.5: 6.5 µg/m³
30
Kitchener, Ontario, Canada
22.7 km PM2.5: 7.2 µg/m³

Nearby Cities

27 Guelph 23 Hespeler 26 Fiddlesticks 27 Fergus 23 Vanier 25 Cambridge 21 Waterloo 25 Christopher-Champlain 23 Kitchener

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-08-10T07:08 UTC.