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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
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Pollen
What is the pollen count in Sarnia today?
 | Index | Moderate | |
 | Tree pollen | Moderate | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Sarnia?
| Weather | Clear sky |
| Temperature | 68°F |
| Humidity | 74% |
| Wind | 10.4 mp/h |
| Pressure | 30.1 Hg |
live aqi city ranking
Real-time Canada city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Chetwynd, British Columbia | 84 |
| 2 | Canmore, Alberta | 71 |
| 3 | Regina, Saskatchewan | 66 |
| 4 | Hamilton, Ontario | 64 |
| 5 | Oakville, Ontario | 62 |
| 6 | London, Ontario | 58 |
| 7 | Toronto, Ontario | 56 |
| 8 | Burlington, Ontario | 55 |
| 9 | Mississauga, Ontario | 55 |
| 10 | Calgary, Alberta | 54 |
(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 | 55 |
| 2 | Sandpiper Drive | 53 |
(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 | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 10.3µg/m³ | |
!
PM2.5
x2.1
PM2.5 concentration in Sarnia is currently 2.1 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 |
|---|---|---|---|---|
| Friday, May 17 | Moderate 55 AQI US | | 71.6° 53.6° |  6.7 mp/h |
| Saturday, May 18 | Moderate 54 AQI US |  | 77° 55.4° | 13.4 mp/h |
| Sunday, May 19 | Good 43 AQI US  | | 78.8° 53.6° | 8.9 mp/h |
| Today | Moderate 53 AQI US | 90% | 78.8° 53.6° | 8.9 mp/h |
| Tuesday, May 21 | Moderate 64 AQI US | 80% | 68° 60.8° | 11.2 mp/h |
| Wednesday, May 22 | Moderate 62 AQI US | 70% | 75.2° 59° | 17.9 mp/h |
| Thursday, May 23 | Good 31 AQI US | 70% | 69.8° 55.4° | 6.7 mp/h |
| Friday, May 24 | Good 14 AQI US | | 64.4° 55.4° | 6.7 mp/h |
| Saturday, May 25 | Good 37 AQI US | 50% | 77° 55.4° | 8.9 mp/h |
| Sunday, May 26 | Moderate 62 AQI US | 100% | 69.8° 53.6° | 15.7 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