AddAir quality in Castle Hills
Air quality index (AQI⁺) and PM2.5 air pollution in Castle Hills • 588 Followers • 04:00, Oct 29 Local time
17*
US AQI⁺Good
Main pollutant:
PM2.5
3 µg/m³
21°
8 km/h
96 %
Hourly forecast
Castle Hills air quality index (AQI⁺) forecast
Daily forecast
Castle Hills air quality index (AQI⁺) forecast
| Today | 22 |  | 25° 21° |  15 km/h | 79% |
| Fri | 28 |  | 25° 19° | 17 km/h | 73% |
| Sat | 57 |  | 26° 19° | 11 km/h | 76% |
Air pollutants
What is the current air quality in Castle Hills?
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 Castle Hills
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 Castle Hills today?
Index
Low
 Tree None | 0% |
 Grass None | 0% |
 Weed Low | 25% |
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 Castle Hills today?
Index
Low
Tree None | 0% |
Grass None | 0% |
Weed Low | 25% |
Source:
wetter.comProtect yourself from air pollution in Castle Hills
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 Castle Hills
Worldwide AQI⁺ ranking
Historic air quality near Castle Hills
History
Historic air quality graph for Castle Hills
Historic air quality near Castle Hills
History
Historic air quality graph for Castle Hills
Most polluted locations near Castle Hills
Worldwide AQI⁺ ranking
