AddAir quality in Castor
Air quality index (AQI⁺) and PM2.5 air pollution in Castor • 18 Followers • 02:00, Aug 22 Local time
22
US AQI⁺Good
Main pollutant:
PM2.5
4.1 µg/m³
18°
24 km/h
48 %
Hourly forecast
Castor air quality index (AQI⁺) forecast
Daily forecast
Castor air quality index (AQI⁺) forecast
| Today | 47 |  | 28° 16° |  26 km/h | 43% |
| Sun | 54 |  | 29° 14° | 44 km/h | 53% |
| Mon | 55 |  | 20° 14° | 33 km/h | 65% |
Air pollutants
What is the current air quality in Castor?
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 |
Protect yourself from air pollution in Castor
Monitor the air you breathe
Get accurate AirVisual air quality readings and real-time insights for cleaner air. Monitors that reveal pollution sources, highlight when air purifier use is needed.
Medical grade air purifiers
Trusted worldwide, the HealthPro Series uses HyperHEPA technology. Filters ultrafine particles other air purifiers miss, delivering medical-grade protection.
Powerful, stylish air purifiers
Compact and powerful, the Atem Series combines Swiss engineering with high-performance air purification, filtering ultrafine particles with HyperHEPA technology.
Pollen
What is the pollen count in Castor today?
Index
High
 Tree None | 0% |
 Grass None | 0% |
 Weed High | 75% |
Source:
wetter.comHealth recommendations
Enjoy outdoor activities |
Open your windows to bring clean, fresh air indoors Get a monitor |
Pollen
What is the pollen count in Castor today?
Index
High
Tree None | 0% |
Grass None | 0% |
Weed High | 75% |
Source:
wetter.comProtect yourself from air pollution in Castor
Monitor the air you breathe
Get accurate AirVisual air quality readings and real-time insights for cleaner air. Monitors that reveal pollution sources, highlight when air purifier use is needed.
Medical grade air purifiers
Trusted worldwide, the HealthPro Series uses HyperHEPA technology. Filters ultrafine particles other air purifiers miss, delivering medical-grade protection.
Powerful, stylish air purifiers
Compact and powerful, the Atem Series combines Swiss engineering with high-performance air purification, filtering ultrafine particles with HyperHEPA technology.
Most polluted locations near Castor
Worldwide AQI⁺ ranking
City ranking
Real-time Canada AQI⁺ city ranking
Historic air quality near Castor
History
Historic air quality graph for Castor
Historic air quality near Castor
History
Historic air quality graph for Castor
Most polluted locations near Castor
Worldwide AQI⁺ rankingCity ranking
Real-time Canada AQI⁺ city ranking
Measure your own air quality
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