London, Ontario, Canada Air Quality

Monitoring Station · London, Canada
39
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
34 11pm
39
39
39 2am
41
41
41 5am
41
41
39 8am
39
38
38 11am
38
38
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Station readings
34
39
CAMS model adj +14
25
25
25
27
27
27
27
27
27
25
25
24
24
24
24

Air Quality Forecast (24h)

PM2.59.4 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

30
London, Ontario, Canada
0.0 km PM2.5: 7.2 µg/m³
38
London, Ontario, Canada
0.0 km PM2.5: 9.1 µg/m³

Nearby Cities

42 London 46 St. Thomas 45 Strathroy 39 Woodstock 44 Tillsonburg 44 Stratford 44 Norfolk County 42 Brant 40 Forest Heights

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-08-11T02:35 UTC.