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Air quality in Waterloo
Air quality index (AQI) and PM2.5 air pollution in Waterloo
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Waterloo Air Quality Map
Real-time Waterloo air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Waterloo today?
 | Index | Moderate | |
 | Tree pollen | Moderate | |
 | Grass pollen | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Waterloo?
| Weather | Clear sky |
| Temperature | 55.4°F |
| Humidity | 71% |
| Wind | 3.9 mp/h |
| Pressure | 30.2 Hg |
live aqi city ranking
Real-time Canada city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Toronto, Ontario | 57 |
| 2 | Kitchener, Ontario | 56 |
| 3 | Winnipeg, Manitoba | 56 |
| 4 | London, Ontario | 54 |
| 5 | Maniwaki, Quebec | 54 |
| 6 | Brampton, Ontario | 52 |
| 7 | Mississauga, Ontario | 52 |
| 8 | Guelph, Ontario | 51 |
| 9 | Hamilton, Ontario | 51 |
| 10 | Grimshaw, Alberta | 46 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
26*
live AQI index
Good
Overview
What is the current air quality in Waterloo?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 26* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 4.8*µg/m³ | |
✓
PM2.5 concentration in Waterloo air currently meets the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Waterloo?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Waterloo air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Good 26 AQI US | | 73.4° 46.4° |  6.7 mp/h |
| Sunday, Jun 2 | Good 38 AQI US |  | 75.2° 51.8° | 6.7 mp/h |
| Monday, Jun 3 | Moderate 59 AQI US  |  30% | 75.2° 53.6° | 6.7 mp/h |
| Tuesday, Jun 4 | Moderate 61 AQI US | | 78.8° 55.4° | 4.5 mp/h |
| Wednesday, Jun 5 | Moderate 64 AQI US | 20% | 78.8° 53.6° | 4.5 mp/h |
| Thursday, Jun 6 | Moderate 57 AQI US | | 77° 53.6° | 11.2 mp/h |
| Friday, Jun 7 | Good 14 AQI US | 100% | 66.2° 57.2° | 8.9 mp/h |
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News
The latest air quality news and resources.
How to best protect from air pollution?
Where is the cleanest air quality in Waterloo?
No locations are available.
AQI US, Metric