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  4. Middlesex County

Middlesex County

Ontario

2026-06-05 22:00
AQI (US)
Moderate
Pollutants
O3
μg/m³
137.1
PM2.5
μg/m³
13
NO2
μg/m³
6.2
Weather
  • ℃
  • ℉
24℃
76%
12 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • O3
  • PM2.5
  • NO2
Places included
Adelaide Metcalfe
AQI 52
London
AQI 82
Lucan Biddulph
AQI 58
Middlesex Centre
AQI 58
North Middlesex
AQI 58
Southwest Middlesex
AQI 40
Strathroy-Caradoc
AQI 52
Thames Centre
AQI 58
Data Sources
http://www.airnow.gov/

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Cities Nearby

London
AQI 82
Strathroy
AQI 51
St. Thomas
AQI 60
Belmont
AQI 58
Glencoe
AQI 40
Union
AQI 104
Parkhill
AQI 58
Port Stanley
AQI 60
Watford
AQI 52
Aylmer
AQI 60
Ingersoll
AQI 58