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Air quality in Sarnia
Air quality index (AQI) and PM2.5 air pollution in Sarnia
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Sarnia Air Quality Map
Real-time Sarnia air pollution map
AIR QUALITY DATA CONTRIBUTORS
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Pollen
What is the pollen count in Sarnia today?
 | Index | High | |
 | Tree pollen | High | |
 | Grass pollen | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Sarnia?
| Weather | Broken clouds |
| Temperature | 66.2°F |
| Humidity | 55% |
| Wind | 4.6 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time Canada city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  London, Ontario | 57 |
| 2 | Saint-Bruno-de-Montarville, Quebec | 56 |
| 3 | Laval, Quebec | 54 |
| 4 | Burlington, Ontario | 52 |
| 5 | Grimshaw, Alberta | 52 |
| 6 | Edmundston, New Brunswick | 51 |
| 7 | Hamilton, Ontario | 49 |
| 8 | Montreal, Quebec | 48 |
| 9 | Oakville, Ontario | 47 |
| 10 | Oshawa, Ontario | 47 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live Sarnia aqi ranking
Real-time Sarnia air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Ontario - Sarnia | 52 |
| 2 | Sandpiper Drive | 37 |
(local time)
SEE WORLD AQI RANKING
US AQI
53
live AQI index
Moderate
Overview
What is the current air quality in Sarnia?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 53 US AQI | O3 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 7.2µg/m³ | |
| O3 | 130µg/m³ | |
| NO2 | 14.1µg/m³ | |
!
PM2.5
x1.4
PM2.5 concentration in Sarnia is currently 1.4 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Sarnia?
 | Sensitive groups should reduce outdoor exercise |
 | Close your windows to avoid dirty outdoor air GET A MONITOR |
 | Sensitive groups should wear a mask outdoors GET A MASK |
 | Sensitive groups should run an air purifier GET AN AIR PURIFIER |
Forecast
Sarnia air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Wednesday, May 29 | Good 27 AQI US  |  | 57.2° 42.8° |  11.2 mp/h |
| Thursday, May 30 | Good 32 AQI US | | 71.6° 46.4° | 6.7 mp/h |
| Friday, May 31 | Good 42 AQI US | | 69.8° 53.6° | 11.2 mp/h |
| Today | Moderate 53 AQI US |  100% | 69.8° 53.6° | 13.4 mp/h |
| Sunday, Jun 2 | Moderate 54 AQI US | | 71.6° 53.6° | 8.9 mp/h |
| Monday, Jun 3 | Moderate 55 AQI US | 90% | 77° 60.8° | 11.2 mp/h |
| Tuesday, Jun 4 | Moderate 57 AQI US | 100% | 75.2° 62.6° | 15.7 mp/h |
| Wednesday, Jun 5 | Good 24 AQI US | 90% | 71.6° 55.4° | 20.1 mp/h |
| Thursday, Jun 6 | Good 10 AQI US | 80% | 64.4° 53.6° | 20.1 mp/h |
| Friday, Jun 7 | Good 12 AQI US | 90% | 60.8° 50° | 20.1 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
How to best protect from air pollution?
Sarnia air quality data attribution
3 Data sources
Data validated and calibrated by IQAirWhere is the cleanest air quality in Sarnia?
AQI US, Metric