Air quality in Ontario

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

Last update at (local time)

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Pollen

What is the pollen count in Ontario today?

IndexN/A
Tree pollenN/A
Grass pollenN/A
Weed pollenN/A
See pollen forecast

Weather

What is the current weather in Ontario?

Weather icon
WeatherBroken clouds
Temperature44.6°F
Humidity60%
Wind6.9 mp/h
Pressure30 Hg

live aqi city ranking

Real-time USA city ranking

#cityUS AQI
1 Muscatine, Iowa

102

2 Des Moines, Iowa

95

3 Pahrump, Nevada

91

4 Clinton, Iowa

64

5 Davenport, Iowa

62

6 Urbana, Illinois

58

7 Champaign, Illinois

55

8 Columbus, Ohio

54

9 Dover, Delaware

54

10 Ithaca, New York

54

(local time)

SEE WORLD AQI RANKING

live Ontario aqi ranking

Real-time Ontario air quality ranking

#stationUS AQI
1 Park Avenue West

63

(local time)

SEE WORLD AQI RANKING

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US AQI

63

live AQI index
Moderate

Human face indicating AQI level

Overview

What is the current air quality in Ontario?

Air pollution levelAir quality indexMain pollutant
Moderate 63 US AQItrendPM2.5
PollutantsConcentration
PM2.5
17.9µg/m³trend
!

PM2.5

x3.6

PM2.5 concentration in Ontario is currently 3.6 times the WHO annual air quality guideline value

Health Recommendations

What is the current air quality in Ontario?

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Forecast

Ontario air quality index (AQI) forecast

DayPollution levelWeatherTemperatureWind
Tuesday, Mar 26

Good 25 AQI US

Human face indicating AQI level
Weather icon
48.2° 33.8°
Wind rotating 255 degree 11.2 mp/h
Wednesday, Mar 27

Good 47 AQI US

Human face indicating AQI level
Weather icon
44.6° 28.4°
Wind rotating 284 degree 13.4 mp/h
Today

Moderate 63 AQI US

Human face indicating AQI level
Wednesday, Mar 27

Good 28 AQI US

Human face indicating AQI level
Weather icon
44.6° 28.4°
Wind rotating 284 degree 13.4 mp/h
Today

Moderate 63 AQI US

Human face indicating AQI level
Weather icon
51.8° 32°
Wind rotating 292 degree 13.4 mp/h
Friday, Mar 29

Good 30 AQI US

Human face indicating AQI level
Weather icon 100%
55.4° 41°
Wind rotating 230 degree 15.7 mp/h
Saturday, Mar 30

Good 48 AQI US

Human face indicating AQI level
Weather icon 100%
51.8° 41°
Wind rotating 308 degree 8.9 mp/h
Sunday, Mar 31

Good 49 AQI US

Human face indicating AQI level
Weather icon 100%
48.2° 46.4°
Wind rotating 49 degree 6.7 mp/h
Monday, Apr 1

Moderate 62 AQI US

Human face indicating AQI level
Weather icon 100%
66.2° 44.6°
Wind rotating 239 degree 26.8 mp/h
Tuesday, Apr 2

Good 9 AQI US

Human face indicating AQI level
Weather icon 100%
35.6° 32°
Wind rotating 300 degree 17.9 mp/h
Wednesday, Apr 3

Good 5 AQI US

Human face indicating AQI level
Weather icon 90%
41° 26.6°
Wind rotating 310 degree 17.9 mp/h

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How to best protect from air pollution?

Reduce your air pollution exposure in Ontario

Ontario air quality data attribution

1Contributor

1 Data source

Data validated and calibrated by IQAirData validated and calibrated by IQAir

Where is the cleanest air quality in Ontario?

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