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  4. Perth County

Perth County

Ontario

2026-07-27 11:00
AQI (China)
Excellent
Pollutants
PM10
μg/m³
27.1
PM2.5
μg/m³
17.7
O3
μg/m³
21.9
NO2
μg/m³
2.1
Weather
  • ℃
  • ℉
19℃
85%
7 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • PM10
  • PM2.5
  • O3
  • NO2
Places included
North Perth
AQI 27
Perth South
AQI 30
Stratford
AQI 29

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Cities Nearby

Stratford
AQI 29
Huron East
AQI 25
Wellesley
AQI 16
Listowel
AQI 27
Linwood
AQI 16
Tavistock
AQI 16
New Hamburg
AQI 16
Bluewater
AQI 16
Waterloo
AQI 16
Wingham
AQI 24
Kitchener
AQI 16