London, Ontario, Canada

Monitoring Station · London, Canada
38
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
64 7pm
64
38
66 10pm
66
73
66 1am
66
66
66 4am
66
73
73 7am
73
66
— 10am
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— 1pm
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— 4pm
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Station readings
38
CAMS model adj +39
25
25
27
27
27
34
27
27
27
27
27
34
34
34
27

Air Quality Trend (24h)

PM2.59.1 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

34
London, Ontario, Canada
0.0 km PM2.5: 8.2 µg/m³
37
London, Ontario, Canada
0.0 km PM2.5: 8.9 µg/m³
31
London, Ontario, Canada
0.0 km PM2.5: 7.4 µg/m³
39
London, Ontario, Canada
0.0 km PM2.5: 9.4 µg/m³

Nearby Cities

38 London 31 St. Thomas 39 Strathroy 38 Woodstock 35 Tillsonburg 34 Stratford 31 Norfolk County 35 Brant 37 Forest Heights

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-26T22:41 UTC.