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Northumberland County

Ontario

2026-03-09 09:00
AQI (China)
Excellent
Pollutants
O3
μg/m³
77.2
PM10
μg/m³
23.2
PM2.5
μg/m³
5
NO2
μg/m³
3.6
Weather
  • ℃
  • ℉
9℃
61%
25 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • O3
  • PM10
  • PM2.5
  • NO2
Places included
Cobourg
AQI 25
Port Hope
AQI 25

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Cities Nearby

Cobourg
AQI 25
Millbrook
AQI 5
Newcastle
AQI 25
Peterborough
AQI 22
Quinte West
AQI 5
Norwood
AQI 27
Courtice
AQI 25
Lakefield
AQI 5
Oshawa
AQI 18
Stirling
AQI 5
Caesarea
AQI 26