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 contributor(s)
Station(s) operated by
*IQAir’s AQI data modeled using satellite data. Learn more
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Become a contributorWeather
What is the current weather in Waterloo?
| Weather | Scattered clouds |
| Temperature | 32°F |
| Humidity | 91% |
| Wind | 6.3 mp/h |
| Pressure | 30.1 Hg |
live aqi city ranking
Real-time Canada city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Okotoks, Alberta | 93 |
| 2 | Brooks, Alberta | 82 |
| 3 | Chase, British Columbia | 79 |
| 4 | Capital Regional District, British Columbia | 74 |
| 5 | Bassano, Alberta | 73 |
| 6 | Ladysmith, British Columbia | 70 |
| 7 | Thompson-Nicola, British Columbia | 70 |
| 8 | Nakusp, British Columbia | 69 |
| 9 | Lethbridge, Alberta | 66 |
| 10 | Temiscaming, Quebec | 66 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
25*
live AQI index
Good
Overview
What is the current air quality in Waterloo?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 25* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 6.1*µg/m³ | |
!
PM2.5
x1.2
PM2.5 concentration in Waterloo is currently 1.2 times the WHO annual air quality guideline value
Health Recommendations
How to protect from air pollution in Waterloo?
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
 | Enjoy outdoor activities |
Forecast
Waterloo air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Sunday, Mar 26 | Good 32 US AQI |  100% | 39.2°28.4° |  11.2 mp/h |
| Today | Good 25 US AQI | | 39.2°26.6° | 8.9 mp/h |
| Tuesday, Mar 28 | Good 32 US AQI | 100% | 39.2°26.6° | 22.4 mp/h |
| Wednesday, Mar 29 | Good 13 US AQI |  | 37.4°24.8° | 8.9 mp/h |
| Thursday, Mar 30 | Good 20 US AQI |  100% | 48.2°32° | 15.7 mp/h |
| Friday, Mar 31 | Moderate 52 US AQI  | 100% | 60.8°41° | 22.4 mp/h |
| Saturday, Apr 1 | Good 11 US AQI | 90% | 35.6°26.6° | 15.7 mp/h |
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Historical
Historic air quality graph for Waterloo
How to best protect from air pollution?
Where is the cleanest air quality in Waterloo?
