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York Regional Municipality

Ontario

2026-07-26 05:00
CAQI (Europe)
Low
Pollutants
O3
μg/m³
81.4
PM2.5
μg/m³
9.3
NO2
μg/m³
7.2
Weather
  • ℃
  • ℉
18℃
82%
5 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • CAQI (Europe)
  • O3
  • PM2.5
  • NO2
Places included
Aurora
AQI 15
East Gwillimbury
AQI 15
Georgina
AQI 28
King
AQI 15
Markham
AQI 19
Mount Albert
AQI 15
Newmarket
AQI 41
Richmond Hill
AQI 15
Vaughan
AQI 15
Whitchurch-Stouffville
AQI 15
Data Sources
http://www.airnow.gov/

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Cities Nearby

Aurora
AQI 15
Newmarket
AQI 41
Richmond Hill
AQI 15
East Gwillimbury
AQI 15
Vaughan
AQI 15
Markham
AQI 19
Whitchurch-Stouffville
AQI 15
Mount Albert
AQI 15
Zephyr
AQI 75
Uxbridge
AQI 15
Georgina
AQI 28