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Hourly forecast
Waterloo air quality index (AQI⁺) forecast
Daily forecast
Waterloo air quality index (AQI⁺) forecast
| Today | 15 |  90% | 14° 12° |  21 km/h |  96% |
| Tue | 16 |  | 17° 11° | 17 km/h | 87% |
| Wed | 11 | | 20° 9° | 15 km/h | 76% |
Air pollutants
What is the current air quality in Waterloo?
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 |
Protect yourself from air pollution in Waterloo
Air Purifiers
Face Masks
Air Quality Monitors
Pollen
What is the pollen count in Waterloo today?
Index
Low
 Tree None | 0% |
 Grass None | 0% |
 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 Waterloo today?
Index
Low
Tree None | 0% |
Grass None | 0% |
Weed Low | 25% |
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
Get a monitor and contribute air quality data in your city.
