AddAir quality in St. Helens
Air quality index (AQI⁺) and PM2.5 air pollution in St. Helens • 962 Followers • 17:00, Jul 08
18*
US AQI⁺Good
Main pollutant:
PM2.5
3.3 µg/m³
21°
18 km/h
47 %
Hourly forecast
St. Helens air quality index (AQI⁺) forecast
Daily forecast
St. Helens air quality index (AQI⁺) forecast
| Today | 18 |  | 23° 10° |  19 km/h | 60% |
| Thu | 18 |  | 24° 13° | 16 km/h | 73% |
| Fri | 20 |  | 23° 13° | 12 km/h | 61% |
Air pollutants
What is the current air quality in St. Helens?
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 |
Pollen
What is the pollen count in St. Helens today?
Index
Moderate
 Tree None | 0% |
 Grass Low | 25% |
 Weed Moderate | 50% |
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 St. Helens today?
Index
Moderate
Tree None | 0% |
Grass Low | 25% |
Weed Moderate | 50% |
Source:
wetter.comMost polluted locations near St. Helens
Worldwide AQI⁺ ranking
City ranking
Real-time USA AQI⁺ city ranking
Historic air quality near St. Helens
History
Historic air quality graph for St. Helens
Historic air quality near St. Helens
History
Historic air quality graph for St. Helens
Most polluted locations near St. Helens
Worldwide AQI⁺ rankingCity ranking
