AddAir quality near Castle, Ontario
Air quality index (AQI⁺) and PM2.5 air pollution near Castle, Ontario • 962 Followers • 10:00, Apr 17 Local time
Data sources: AirGradient via OpenAQ (Licensed under CC-BY 4.0)
39
US AQI⁺Good
Main pollutant:
PM2.5
7.1 µg/m³
18°
6 km/h
57 %
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 | 35 | | 24° 13° |  15 km/h | 48% |
| Sat | 27 | | 28° 15° | 22 km/h | 34% |
| Sun | 54 |  | 27° 16° | 19 km/h | 33% |
Air pollutants
What is the current air quality near Castle?
PM2.5 concentration is currently 1.4 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
High
 Tree Low | 25% |
 Grass High | 75% |
 Weed None | 0% |
Source:
wetter.comPollen
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
City ranking
Real-time USA AQI⁺ city ranking
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