Get a monitor and contributor to air quality data in your city.
Air Quality 
Air Monitors
Air Purifiers
For Business
News
Support
Air quality in Waterloo
Air quality index (AQI) and PM2.5 air pollution in Waterloo
167 people follow this city
Waterloo Air Quality Map
Real-time Waterloo air pollution map
AIR QUALITY DATA CONTRIBUTORS
2 Contributors
See all
Pollen
What is the pollen count in Waterloo today?
 | Index | Low | |
 | Tree pollen | Low | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Waterloo?
| Weather | Few clouds |
| Temperature | 66.2°F |
| Humidity | 74% |
| Wind | 11 mp/h |
| Pressure | 29.8 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Palm Desert, California | 156 |
| 2 | Thermal, California | 91 |
| 3 | Corpus Christi, Texas | 81 |
| 4 | Shreveport, Louisiana | 78 |
| 5 | Baton Rouge, Louisiana | 77 |
| 6 | Maricopa, Arizona | 75 |
| 7 | Indio, California | 72 |
| 8 | Casa Grande, Arizona | 69 |
| 9 | Fort Myers, Florida | 69 |
| 10 | Rochester, Minnesota | 69 |
(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 | Mohawk Street | 33 |
| 2 | Waterloo, Water Tower | 29 |
(local time)
SEE WORLD AQI RANKING
US AQI
33
live AQI index
Good
Overview
What is the current air quality in Waterloo?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 33 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 6.1µg/m³ | |
!
PM2.5
x1.2
PM2.5 concentration in Waterloo is currently 1.2 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 |
|---|---|---|---|---|
| Monday, May 13 | Moderate 88 AQI US  |  | 68° 51.8° |  11.2 mp/h |
| Tuesday, May 14 | Moderate 70 AQI US | | 73.4° 48.2° | 6.7 mp/h |
| Wednesday, May 15 | Moderate 55 AQI US |  | 71.6° 57.2° | 11.2 mp/h |
| Today | Good 33 AQI US | 100% | 71.6° 57.2° | 11.2 mp/h |
| Friday, May 17 | Good 40 AQI US |  | 75.2° 53.6° | 8.9 mp/h |
| Saturday, May 18 | Moderate 58 AQI US | | 78.8° 57.2° | 11.2 mp/h |
| Sunday, May 19 | Good 24 AQI US | 80% | 75.2° 57.2° | 8.9 mp/h |
| Monday, May 20 | Good 41 AQI US | 100% | 77° 62.6° | 13.4 mp/h |
| Tuesday, May 21 | Moderate 74 AQI US | 100% | 69.8° 53.6° | 15.7 mp/h |
| Wednesday, May 22 | Moderate 57 AQI US | | 73.4° 50° | 13.4 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
How to best protect from air pollution?
Waterloo air quality data attribution
Data validated and calibrated by IQAirWhere is the cleanest air quality in Waterloo?
AQI US, Metric