Hourly forecast
100-198 E 4th Ave, Boulder air quality index (AQI⁺) forecast
Daily forecast
100-198 E 4th Ave, Boulder air quality index (AQI⁺) forecast
| Today | 31 | 12° 1° | 14 km/h | 48% | |
| Sat | 17 | 15° 4° | 12 km/h | 49% | |
| Sun | 9 | 16° 5° | 27 km/h | 47% |
Air pollutants
What is the current air quality near 100-198 E 4th Ave?
PM2.5 concentration is currently 2.4 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 |

Real-time 100-198 E 4th Ave, Boulder air pollution map
Pollen
What is the pollen count in 100-198 E 4th Ave today?
Index
None
Tree None | 0% |
Grass None | 0% |
Weed None | 0% |
Source:
wetter.comProtect yourself from air pollution in 100-198 E 4th Ave
Pollen
What is the pollen count in 100-198 E 4th Ave today?
Index
None
Tree None | 0% |
Grass None | 0% |
Weed None | 0% |
Source:
wetter.comHistoric air quality near 100-198 E 4th Ave
History
Historic air quality graph for 100-198 E 4th Ave
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