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Smiths Falls

Lanark County, Ontario

2026-04-04 13:00
AQI (US)
Good
Pollutants
PM2.5
μg/m³
8.8
PM10
μg/m³
27.3
O3
μg/m³
42.4
NO2
μg/m³
2.2
Weather
  • ℃
  • ℉
3℃
67%
17 kph
1 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • PM2.5
  • PM10
  • O3
  • NO2

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