AddAir quality in Boulder County
Air quality index (AQI⁺) and PM2.5 air pollution in Boulder County • 158.9K Followers • 15:00, Apr 20 Local time
56
US AQI⁺Moderate
Main pollutant:
O₃
136 µg/m³
17°
14 km/h
14 %
Hourly forecast
Boulder County air quality index (AQI⁺) forecast
Daily forecast
Boulder County air quality index (AQI⁺) forecast
| Today | 52 |  | 17° 7° |  16 km/h | 19% |
| Tue | 14 | | 18° 10° | 15 km/h | 21% |
| Wed | 16 |  | 17° 4° | 50 km/h | 24% |
Air pollutants
What is the current air quality in Boulder County?
PM2.5 concentration is currently 1.2 times the World Health Organization annual PM2.5 guideline value.
Health recommendations
 Sensitive groups should reduce outdoor exercise |
 Close your windows to avoid dirty outdoor air Get a monitor |
 Sensitive groups should wear a mask outdoors Get a mask |
 Sensitive groups should run an air purifier Get an air purifier |
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
Sensitive groups should reduce outdoor exercise |
Close your windows to avoid dirty outdoor air Get a monitor |
Sensitive groups should wear a mask outdoors Get a mask |
Sensitive groups should run an air purifier Get an air purifier |
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?
- Gillaspie Dr11
- West Tamarisk St17
- 18th Street27
- Boulder - CU - 2102 Athens St.28
- Coal Creek Ranch28
- 47th Street29
- North Boulder29
- Bean Mountain Lane30
- Keewayden30
- Manorwood Court30
- Pikes Peak Court30
- Pine Street Park Outdoors30
- West Hickory Street - NNRD30
- West Spruce Street31
- Frontage Road32
- Matchless Street32
- Thunderhead Drive32
- 1491 High St33
- 2095 Eisenhower Drive33
- Chautauqua Heights, Cascade Avenue33
- Cleveland Avenue33
- Dartmouth Avenue33
- Sagebrush Way33
- Hawthorn Avenue34
- Shining Mountain Waldorf School34
- Grape Avenue35
- Stony Hill Road35
- 16-7362 Crannell Dr36
- 161 Swallow Ln36
- 285 Vail Cir36
- Del Rosa Ct36
- Grove Street36
- Kincross Way36
- 10th Street37
- Deer Trail Circle37
- Heritage 2 : S Cleveland37
- Walker Ranch, Pine Needle Notch37
- South 42nd Street39
- 1066 Berea Dr50
- Boulder Reservoir54
