AddAir quality near Castle, Ontario
Air quality index (AQI⁺) and PM2.5 air pollution near Castle, Ontario • 1.2K Followers • 21:00, Sep 30
Data sources: AirGradient via OpenAQ (Licensed under CC-BY 4.0)
48
US AQI⁺Good
Main pollutant:
PM2.5
8.6 µg/m³
24°
6 km/h
67 %
Data sources: AirGradient via OpenAQ (Licensed under CC-BY 4.0)
Hourly forecast
Castle, Ontario air quality index (AQI⁺) forecast
Daily forecast
Castle, Ontario air quality index (AQI⁺) forecast
| Today | 52 |  | 34° 20° |  18 km/h | 48% |
| Thu | 55 | | 37° 24° | 18 km/h | 23% |
| Fri | 62 | | 38° 27° | 22 km/h | 16% |
Air pollutants
What is the current air quality near Castle?
PM2.5 concentration is currently 1.7 times the World Health Organization annual PM2.5 guideline value.
Health recommendations
 Enjoy outdoor activities |
 Open your windows to bring clean, fresh air indoors Get a monitor |
Real-time Castle, Ontario air pollution map
Pollen
What is the pollen count in Castle today?
Index
None
 Tree None | 0% |
 Grass None | 0% |
 Weed None | 0% |
Source:
wetter.comPollen
What is the pollen count in Castle today?
Index
None
Tree None | 0% |
Grass None | 0% |
Weed None | 0% |
Source:
wetter.comHistoric air quality near Castle
History
Historic air quality graph for Castle
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Most polluted locations near Castle, Ontario
Worldwide AQI⁺ ranking
Station ranking
Real-time Castle AQI⁺ station ranking
City ranking
Real-time USA AQI⁺ city ranking
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