AddAir quality in Ancaster
Air quality index (AQI⁺) and PM2.5 air pollution in Ancaster • 14.4K Followers • 14:00, May 26 Local time
39*
US AQI⁺Good
Main pollutant:
PM2.5
7.1 µg/m³
27°
20 km/h
45 %
Hourly forecast
Ancaster air quality index (AQI⁺) forecast
Daily forecast
Ancaster air quality index (AQI⁺) forecast
| Today | 41 |  | 27° 11° |  21 km/h | 65% |
| Wed | 42 | | 26° 15° | 17 km/h | 63% |
| Thu | 22 | | 19° 12° | 19 km/h | 61% |
Air pollutants
What is the current air quality in Ancaster?
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 |
Protect yourself from air pollution in Ancaster
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.
Clean Air Facilities
Pollen
What is the pollen count in Ancaster today?
Index
High
 Tree Low | 25% |
 Grass High | 75% |
 Weed None | 0% |
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 Ancaster today?
Index
High
Tree Low | 25% |
Grass High | 75% |
Weed None | 0% |
Source:
wetter.comProtect yourself from air pollution in Ancaster
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 Ancaster
Worldwide AQI⁺ ranking
Historic air quality near Ancaster
History
Historic air quality graph for Ancaster
Historic air quality near Ancaster
History
Historic air quality graph for Ancaster
Clean Air Facilities
Most polluted locations near Ancaster
Worldwide AQI⁺ ranking
