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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 CONTRIBUTORS
3 Contributors
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Pollen
What is the pollen count in Waterloo today?
 | Index | None | |
 | Tree pollen | None | |
 | Grass pollen | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Waterloo?
| Weather | Mist |
| Temperature | 60.8°F |
| Humidity | 99% |
| Wind | 5.7 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time Canada city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Brampton, Ontario | 123 |
| 2 | Hamilton, Ontario | 97 |
| 3 | Oakville, Ontario | 95 |
| 4 | Guelph, Ontario | 89 |
| 5 | Burlington, Ontario | 79 |
| 6 | Toronto, Ontario | 69 |
| 7 | Kitchener, Ontario | 66 |
| 8 | Mississauga, Ontario | 65 |
| 9 | Oshawa, Ontario | 64 |
| 10 | Leduc, Alberta | 58 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live Waterloo aqi ranking
Real-time Waterloo air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Lourdes Street | 59 |
| 2 | Westcourt Place | 54 |
| 3 | Lab | 38 |
(local time)
SEE WORLD AQI RANKING
US AQI
45
live AQI index
Good
Overview
What is the current air quality in Waterloo?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 45 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 8.2µg/m³ | |
!
PM2.5
x1.6
PM2.5 concentration in Waterloo is currently 1.6 times 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 |
|---|---|---|---|---|
| Friday, May 31 | Good 29 AQI US |  | 68° 50° |  8.9 mp/h |
| Saturday, Jun 1 | Good 36 AQI US |  | 62.6° 55.4° | 6.7 mp/h |
| Sunday, Jun 2 | Good 32 AQI US | | 73.4° 59° | 6.7 mp/h |
| Today | Good 45 AQI US | | 73.4° 59° | 6.7 mp/h |
| Tuesday, Jun 4 | Moderate 65 AQI US  | | 78.8° 55.4° | 6.7 mp/h |
| Wednesday, Jun 5 | Moderate 60 AQI US | 100% | 69.8° 60.8° | 13.4 mp/h |
| Thursday, Jun 6 | Good 34 AQI US | 100% | 68° 57.2° | 11.2 mp/h |
| Friday, Jun 7 | Good 18 AQI US | 100% | 59° 50° | 8.9 mp/h |
| Saturday, Jun 8 | Good 42 AQI US | 100% | 59° 50° | 6.7 mp/h |
| Sunday, Jun 9 | Moderate 54 AQI US | 100% | 59° 50° | 8.9 mp/h |
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News
The latest air quality news and resources.
How to best protect from air pollution?
Waterloo air quality data attribution
3Contributors
- IQAir Lab
1 station
Individual Contributor
- 2 Anonymous contributors
2 stations
2 Anonymous Contributors
Data validated and calibrated by IQAirWhere is the cleanest air quality in Waterloo?
AQI US, Metric