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
47 5am
35
38
35 8am
35
35
8 11am
5
6
6 2pm
6
6
6 5pm
6
6
— 8pm
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—
— 11pm
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— 2am
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Station readings
38
CAMS model adj -19
66
54
54
54
54
54
27
24
25
25
25
25
25
25
25

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
29
London, Ontario, Canada
0.0 km PM2.5: 7.0 µg/m³
34
London, Ontario, Canada
0.0 km PM2.5: 8.2 µg/m³
22
London, Ontario, Canada
0.0 km PM2.5: 5.3 µg/m³
30
London, Ontario, Canada
0.0 km PM2.5: 7.2 µg/m³
36
London, Ontario, Canada
0.0 km PM2.5: 8.6 µg/m³
22
London, Ontario, Canada
0.0 km PM2.5: 5.3 µg/m³

Nearby Cities

32 London 34 St. Thomas 11 Strathroy 8 Woodstock 9 Tillsonburg 8 Stratford 9 Norfolk County 23 Brant 20 Forest Heights

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-15T08:30 UTC.