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  4. Middlesex County

Middlesex County

Ontario

2026-04-21 17:00
AQI (US)
Good
Pollutants
O3
μg/m³
98.6
PM2.5
μg/m³
5.8
NO2
μg/m³
6.2
Weather
  • ℃
  • ℉
15℃
48%
19 kph
4 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • O3
  • PM2.5
  • NO2
Places included
Adelaide Metcalfe
AQI 49
London
AQI 43
Lucan Biddulph
AQI 34
Middlesex Centre
AQI 34
North Middlesex
AQI 28
Southwest Middlesex
AQI 55
Strathroy-Caradoc
AQI 50
Thames Centre
AQI 34
Data Sources
http://www.airnow.gov/

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Cities Nearby

London
AQI 43
Strathroy
AQI 51
St. Thomas
AQI 28
Belmont
AQI 34
Glencoe
AQI 55
Union
AQI 42
Parkhill
AQI 28
Port Stanley
AQI 28
Watford
AQI 49
Aylmer
AQI 28
Ingersoll
AQI 34