AddAir quality in Boulder
Air quality index (AQI⁺) and PM2.5 air pollution in Boulder • 13:00, May 19 Local time
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Main pollutant:
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12°
10 km/h
29 %
Hourly forecast
Boulder air quality index (AQI⁺) forecast
Daily forecast
Boulder air quality index (AQI⁺) forecast
| Today | 9 |  | 14° 2° |  15 km/h | 39% |
| Tue | 8 | | 18° 3° | 13 km/h | 26% |
| Wed | 8 | | 20° 9° | 36 km/h | 22% |
Air pollutants
What is the current air quality in Boulder?
PM2.5 concentration currently meets the WHO annual PM2.5 guideline.
Health recommendations
Protect yourself from air pollution in Boulder
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
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Pollen
What is the pollen count in Boulder today?
Index
Low
 Tree Low | 25% |
 Grass None | 0% |
 Weed None | 0% |
Source:
wetter.comHealth recommendations
Pollen
What is the pollen count in Boulder today?
Index
Low
Tree Low | 25% |
Grass None | 0% |
Weed None | 0% |
Source:
wetter.comProtect yourself from air pollution in Boulder
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 Boulder
Worldwide AQI⁺ ranking
Station ranking
Real-time AQI⁺ station ranking for stations in Boulder
City ranking
Real-time USA AQI⁺ city ranking
Historic air quality near Boulder
History
Historic air quality graph for Boulder
Historic air quality near Boulder
History
Historic air quality graph for Boulder
Most polluted locations near Boulder
Worldwide AQI⁺ rankingStation ranking
Real-time AQI⁺ station ranking for stations in Boulder
City ranking
Real-time USA AQI⁺ city ranking
Measure your own air quality
Get a monitor and contribute air quality data in your city.
