AddAir quality in Boulder
Air quality index (AQI⁺) and PM2.5 air pollution in Boulder • 05:00, May 14 Local time
27
US AQI⁺Good
Main pollutant:
PM2.5
4.9 µg/m³
15°
2 km/h
78 %
Hourly forecast
Boulder air quality index (AQI⁺) forecast
Daily forecast
Boulder air quality index (AQI⁺) forecast
| Today | 24 |  | 28° 17° |  11 km/h | 25% |
| Fri | 16 |  | 26° 15° | 19 km/h | 19% |
| Sat | 14 | | 23° 13° | 18 km/h | 42% |
Air pollutants
What is the current air quality in Boulder?
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 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.
Pollen
What is the pollen count in Boulder today?
Index
Low
 Tree Low | 25% |
 Grass None | 0% |
 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 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
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
Measure your own air quality
Get a monitor and contribute air quality data in your city.
Where is the cleanest air quality in Boulder?
- Gillaspie Dr11
- North Boulder19
- 18th Street20
- Boulder - CU - 2102 Athens St.21
- Keewayden23
- Dartmouth Avenue24
- Hawthorn Avenue24
- Shining Mountain Waldorf School24
- Grape Avenue25
- Del Rosa Ct26
- 717 Evergreen Boulder27
- Bean Mountain Lane27
- Chautauqua Heights, Cascade Avenue27
- Stony Hill Road27
- 285 Vail Cir29
- Grove Street29
- 10th Street30
- 1491 High St31
- South 42nd Street31
- 1066 Berea Dr34
- 5771-5701 Valmont Rd34
- Boulder Reservoir38
