Air quality in Ontario
Air quality index (AQI) and PM2.5 air pollution in Ontario
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Ontario Air Quality Map
Real-time Ontario air pollution map
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Weather
What is the current weather in Ontario?
| Weather | Clear sky |
| Temperature | 73.4°C |
| Humidity | 55% |
| Wind | 4.6 mp/h |
| Pressure | 1016 mb |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Healy, Alaska | 185 |
| 2 | North Pole, Alaska | 158 |
| 3 | Anchor Point, Alaska | 152 |
| 4 | Farmers Loop, Alaska | 126 |
| 5 | Fairbanks, Alaska | 121 |
| 6 | Bethel, North Carolina | 114 |
| 7 | Willow, Alaska | 112 |
| 8 | Valdez, Alaska | 110 |
| 9 | College, Alaska | 105 |
| 10 | Anchorage, Alaska | 99 |
(local time)
SEE WORLD AQI RANKING3D animated air pollution map
live Ontario aqi ranking
Real-time Ontario air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | South Pinehurst Place | 65 |
(local time)
SEE WORLD AQI RANKINGUS AQI
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live AQI index
Moderate
Overview
What is the current air quality in Ontario?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 56 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 14.6µg/m³ | |
!
PM2.5
x2.9
PM2.5 concentration in Ontario is currently 2.9 times the WHO annual air quality guideline value
Health Recommendations
How to protect from air pollution in Ontario?
 | Close your windows to avoid dirty outdoor air |
 | Sensitive groups should reduce outdoor exercise |
Forecast
Ontario air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Saturday, Jun 25 | Moderate 66 US AQI |  | 98.6°73.4° |  8.9 mp/h |
| Sunday, Jun 26 | Moderate 66 US AQI | | 100.4°78.8° | 11.2 mp/h |
| Monday, Jun 27 | Moderate 66 US AQI | | 96.8°78.8° | 11.2 mp/h |
| Tuesday, Jun 28 | Good 41 US AQI  | | 95°73.4° | 11.2 mp/h |
| Today | Moderate 56 US AQI | | 93.2°73.4° | 11.2 mp/h |
| Thursday, Jun 30 | Good 45 US AQI | | 93.2°73.4° | 11.2 mp/h |
| Friday, Jul 1 | Good 42 US AQI | | 89.6°71.6° | 11.2 mp/h |
| Saturday, Jul 2 | Good 30 US AQI | | 87.8°68° | 11.2 mp/h |
| Sunday, Jul 3 | Good 28 US AQI | | 87.8°66.2° | 11.2 mp/h |
| Monday, Jul 4 | Good 26 US AQI | | 91.4°69.8° | 8.9 mp/h |
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Historical
Historic air quality graph for Ontario
How to best protect from air pollution?
Ontario air quality data attribution
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Where is the cleanest air quality in Ontario?
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