AddAir quality in St. Helens
Air quality index (AQI⁺) and PM2.5 air pollution in St. Helens • 918 Followers • 02:00, Apr 17
21*
US AQI⁺Good
Main pollutant:
PM2.5
3.9 µg/m³
6°
2 km/h
93 %
Hourly forecast
St. Helens air quality index (AQI⁺) forecast
Daily forecast
|
St. Helens air quality index (AQI⁺) forecast
| Today | 30 |  | 14° 6° |  11 km/h | 65% |
| Sat | 27 | | 20° 9° | 14 km/h | 51% |
| Sun | 28 |  | 22° 9° | 10 km/h | 63% |
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
High
 Tree Low | 25% |
 Grass High | 75% |
 Weed Low | 25% |
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
High
Tree Low | 25% |
Grass High | 75% |
Weed Low | 25% |
Source:
wetter.comMost polluted locations near St. Helens
Worldwide AQI⁺ ranking
Historic air quality near St. Helens
History
Historic air quality graph for St. Helens
21 AQI⁺ US
Good
02:00–03:00 Apr 17 Local time
AQI⁺ US
Historic air quality near St. Helens
History
Historic air quality graph for St. Helens
21 AQI⁺ US
Good
02:00–03:00 Apr 17 Local time
AQI⁺ US
Most polluted locations near St. Helens
Worldwide AQI⁺ ranking
Be the first to measure and contribute air quality data to your community
Where is the cleanest air quality in St. Helens?
No locations are available.
