AddAir quality near Castle, Ontario
Air quality index (AQI⁺) and PM2.5 air pollution near Castle, Ontario • 1.1K Followers • 07:00, Jun 21 Local time
Data sources: AirGradient via OpenAQ (Licensed under CC-BY 4.0)
161
US AQI⁺Unhealthy
Main pollutant:
PM2.5
69.9 µg/m³
18°
5 km/h
73 %
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 | 123 |  | 28° 17° |  20 km/h | 56% |
| Mon | 65 | | 31° 17° | 21 km/h | 46% |
| Tue | 63 | | 35° 24° | 17 km/h | 22% |
Air pollutants
What is the current air quality near Castle?
PM2.5 concentration is currently 14 times the World Health Organization annual PM2.5 guideline value.
Health recommendations
 Avoid outdoor exercise |
 Close your windows to avoid dirty outdoor air Get a monitor |
 Wear a mask outdoors Get a mask |
 Run an air purifier Get an air purifier |
Real-time Castle, Ontario air pollution map
Pollen
What is the pollen count in Castle today?
Index
High
 Tree Low | 25% |
 Grass Low | 25% |
 Weed High | 75% |
Source:
wetter.comProtect yourself from air pollution in Castle
Air Purifiers
Face Masks
Air Quality Monitors
Pollen
What is the pollen count in Castle today?
Index
High
Tree Low | 25% |
Grass Low | 25% |
Weed High | 75% |
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
City ranking
Real-time USA AQI⁺ city ranking
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