AddAir quality in Boulder County
Air quality index (AQI⁺) and PM2.5 air pollution in Boulder County • 159.5K Followers • 20:00, May 06 Local time
47
US AQI⁺Good
Main pollutant:
PM2.5
8.5 µg/m³
0°
5 km/h
54 %
Hourly forecast
Boulder County air quality index (AQI⁺) forecast
Daily forecast
Boulder County air quality index (AQI⁺) forecast
| Today | 22 |  | 13° 2° |  45 km/h | 48% |
| Thu | 19 |  | 16° 5° | 13 km/h | 47% |
| Fri | 15 |  | 16° 3° | 35 km/h | 40% |
Air pollutants
What is the current air quality in Boulder County?
PM2.5 concentration is currently 1.7 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 Boulder County
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 County 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 County today?
Index
Low
Tree Low | 25% |
Grass None | 0% |
Weed None | 0% |
Source:
wetter.comProtect yourself from air pollution in Boulder County
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 County
Worldwide AQI⁺ ranking
Station ranking
Real-time AQI⁺ station ranking for stations in Boulder County
Historic air quality near Boulder County
History
Historic air quality graph for Boulder County
Historic air quality near Boulder County
History
Historic air quality graph for Boulder County
Most polluted locations near Boulder County
Worldwide AQI⁺ rankingStation ranking
Real-time AQI⁺ station ranking for stations in Boulder County
Measure your own air quality
Get a monitor and contribute air quality data in your city.
Learn more about global air quality
Where is the cleanest air quality in Boulder County?
- 18th Street9
- North Boulder11
- Manorwood Court16
- West Hemlock Circle21
- Pikes Peak Court26
- Walker Ranch, Pine Needle Notch27
- Boulder - CU - 2102 Athens St.28
- Keewayden29
- 47th Street31
- Bean Mountain Lane35
- Pine Street Park Outdoors35
- Hawthorn Avenue38
- Del Rosa Ct40
- Thunderhead Drive40
- Boulder Reservoir41
- 10th Street44
- West Tamarisk St44
- 161 Swallow Ln47
- 285 Vail Cir47
- Grape Avenue48
- Stony Hill Road48
- Gillaspie Dr50
- 1491 High St51
- Kincross Way51
- Sagebrush Way51
- 2095 Eisenhower Drive53
- Grove Street53
- Heritage 2 : S Cleveland54
- South 42nd Street54
- 1066 Berea Dr55
- 16-7362 Crannell Dr56
