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  4. Middlesex County

Middlesex County

Ontario

2026-04-21 18:00
AQI (US)
Good
Pollutants
O3
μg/m³
105
PM2.5
μg/m³
7.8
NO2
μg/m³
6.2
Weather
  • ℃
  • ℉
13℃
65%
13 kph
2 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • O3
  • PM2.5
  • NO2
Places included
Adelaide Metcalfe
AQI 50
London
AQI 46
Lucan Biddulph
AQI 45
Middlesex Centre
AQI 45
North Middlesex
AQI 39
Southwest Middlesex
AQI 55
Strathroy-Caradoc
AQI 50
Thames Centre
AQI 45
Data Sources
http://www.airnow.gov/

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Cities Nearby

London
AQI 46
Strathroy
AQI 51
St. Thomas
AQI 23
Belmont
AQI 45
Glencoe
AQI 55
Union
AQI 46
Parkhill
AQI 39
Port Stanley
AQI 23
Watford
AQI 51
Aylmer
AQI 23
Ingersoll
AQI 45