AddAir quality near Castle, Ontario
Air quality index (AQI⁺) and PM2.5 air pollution near Castle, Ontario • 962 Followers • 16:00, Apr 23 Local time
Data sources: AirGradient via OpenAQ (Licensed under CC-BY 4.0)
28
US AQI⁺Good
Main pollutant:
PM2.5
5 µg/m³
25°
21 km/h
30 %
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 | 23 | | 25° 12° |  22 km/h | 49% |
| Thu | 42 |  | 23° 14° | 23 km/h | 59% |
| Fri | 34 | | 19° 14° | 24 km/h | 62% |
Air pollutants
What is the current air quality near Castle?
PM2.5 concentration currently meets the WHO annual PM2.5 guideline.
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
High
 Tree Low | 25% |
 Grass High | 75% |
 Weed None | 0% |
Source:
wetter.comProtect yourself from air pollution in Castle
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Pollen
What is the pollen count in Castle today?
Index
High
Tree Low | 25% |
Grass High | 75% |
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
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