Air quality in Waterloo

Air quality index (AQI) and PM2.5 air pollution in Waterloo

Last update at (local time)

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Pollen

What is the pollen count in Waterloo today?

IndexNone
Tree pollenNone
Grass pollenNone
Weed pollenNone
Source: tomorrow.io
See pollen forecast

Weather

What is the current weather in Waterloo?

Weather icon
WeatherMist
Temperature71.6°F
Humidity94%
Wind2.3 mp/h
Pressure30.2 Hg

live aqi city ranking

Real-time Canada city ranking

#cityUS AQI
1The national flag of International Kitchener, Ontario

79

2The national flag of International Brampton, Ontario

66

3The national flag of International Waterloo, Ontario

66

4The national flag of International Hamilton, Ontario

64

5The national flag of International Oakville, Ontario

63

6The national flag of International Guelph, Ontario

56

7The national flag of International Richmond, British Columbia

55

8The national flag of International Windsor, Ontario

53

9The national flag of International Burlington, Ontario

51

10The national flag of International Mississauga, Ontario

51

(local time)

SEE WORLD AQI RANKING

live Waterloo aqi ranking

Real-time Waterloo air quality ranking

#stationUS AQI
1 Lourdes Street

69

2 Westcourt Place

62

(local time)

SEE WORLD AQI RANKING

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US AQI

66

live AQI index
Moderate

Human face indicating AQI level

Overview

What is the current air quality in Waterloo?

Air pollution levelAir quality indexMain pollutant
Moderate 66 US AQItrendPM2.5
PollutantsConcentration
PM2.5
16.9µg/m³trend
!

PM2.5

x3.4

PM2.5 concentration in Waterloo is currently 3.4 times the WHO annual air quality guideline value

Health Recommendations

What is the current air quality in Waterloo?

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Sensitive groups should reduce outdoor exercise
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Forecast

Waterloo air quality index (AQI) forecast

DayPollution levelWeatherTemperatureWind
Tuesday, Jun 18

Moderate 57 AQI US

Human face indicating AQI level
Weather icon
86° 68°
Wind rotating 231 degree 8.9 mp/h
Wednesday, Jun 19

Good 48 AQI US

Human face indicating AQI level
Weather icon
82.4° 68°
Wind rotating 238 degree 6.7 mp/h
Thursday, Jun 20

Good 46 AQI US

Human face indicating AQI level
Weather icon
80.6° 64.4°
Wind rotating 77 degree 4.5 mp/h
Today

Moderate 66 AQI US

Human face indicating AQI level
Weather icon 100%
80.6° 64.4°
Wind rotating 77 degree 4.5 mp/h
Saturday, Jun 22

Moderate 68 AQI US

Human face indicating AQI level
Weather icon 100%
80.6° 66.2°
Wind rotating 251 degree 13.4 mp/h
Sunday, Jun 23

Moderate 58 AQI US

Human face indicating AQI level
Weather icon 100%
71.6° 59°
Wind rotating 268 degree 22.4 mp/h
Monday, Jun 24

Good 42 AQI US

Human face indicating AQI level
Weather icon 40%
71.6° 55.4°
Wind rotating 317 degree 15.7 mp/h
Tuesday, Jun 25

Good 46 AQI US

Human face indicating AQI level
Weather icon 60%
73.4° 57.2°
Wind rotating 192 degree 11.2 mp/h
Wednesday, Jun 26

Moderate 60 AQI US

Human face indicating AQI level
Weather icon 70%
73.4° 59°
Wind rotating 239 degree 13.4 mp/h
Thursday, Jun 27

Good 20 AQI US

Human face indicating AQI level
Weather icon 20%
68° 51.8°
Wind rotating 309 degree 11.2 mp/h

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How to best protect from air pollution?

Reduce your air pollution exposure in Waterloo

Waterloo air quality data attribution

2Contributors

1 Data source

Data validated and calibrated by IQAirData validated and calibrated by IQAir

Where is the cleanest air quality in Waterloo?

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