AddAir quality in Waterloo
Air quality index (AQI⁺) and PM2.5 air pollution in Waterloo • 26K Followers • 00:00, May 31 Local time
36
US AQI⁺Good
Main pollutant:
PM2.5
6.6 µg/m³
12°
7 km/h
82 %
Hourly forecast
Waterloo air quality index (AQI⁺) forecast
Daily forecast
Waterloo air quality index (AQI⁺) forecast
| Today | 28 |  | 20° 8° |  26 km/h | 54% |
| Mon | 19 | | 20° 9° | 18 km/h | 54% |
| Tue | 31 |  | 21° 9° | 17 km/h | 56% |
Air pollutants
What is the current air quality in Waterloo?
PM2.5 concentration is currently 1.3 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 Waterloo
Air Purifiers
Face Masks
Air Quality Monitors
Pollen
What is the pollen count in Waterloo today?
Index
High
 Tree Moderate | 50% |
 Grass High | 75% |
 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 Waterloo today?
Index
High
Tree Moderate | 50% |
Grass High | 75% |
Weed None | 0% |
Source:
wetter.comProtect yourself from air pollution in Waterloo
Air Purifiers
Face Masks
Air Quality Monitors
Most polluted locations near Waterloo
Worldwide AQI⁺ ranking
Station ranking
Real-time AQI⁺ station ranking for stations in Waterloo
Historic air quality near Waterloo
History
Historic air quality graph for Waterloo
Historic air quality near Waterloo
History
Historic air quality graph for Waterloo
Most polluted locations near Waterloo
Worldwide AQI⁺ rankingStation ranking
Real-time AQI⁺ station ranking for stations in Waterloo
Measure your own air quality
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