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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 | Clear sky |
| Temperature | 66.2°F |
| Humidity | 63% |
| Wind | 6.9 mp/h |
| Pressure | 30.3 Hg |
live aqi city ranking
Real-time Canada city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Guelph, Ontario | 56 |
| 2 | Mississauga, Ontario | 52 |
| 3 | Thunder Bay, Ontario | 52 |
| 4 | Toronto, Ontario | 52 |
| 5 | Maniwaki, Quebec | 49 |
| 6 | London, Ontario | 45 |
| 7 | La Tuque, Quebec | 44 |
| 8 | Grimshaw, Alberta | 43 |
| 9 | Kitchener, Ontario | 43 |
| 10 | Brampton, Ontario | 41 |
(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 | 38 |
| 2 | Sandpiper Drive | 30 |
(local time)
SEE WORLD AQI RANKING
US AQI
35
live AQI index
Good
Overview
What is the current air quality in Sarnia?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 35 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 6.5µg/m³ | |
| O3 | 70µg/m³ | |
!
PM2.5
x1.3
PM2.5 concentration in Sarnia is currently 1.3 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Sarnia?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
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 39 AQI US |  | 69.8° 53.6° | 11.2 mp/h |
| Today | Good 35 AQI US | | 69.8° 53.6° | 11.2 mp/h |
| Sunday, Jun 2 | Moderate 57 AQI US  |  100% | 62.6° 57.2° | 11.2 mp/h |
| Monday, Jun 3 | Moderate 58 AQI US |  | 69.8° 53.6° | 6.7 mp/h |
| Tuesday, Jun 4 | Moderate 56 AQI US | | 77° 57.2° | 11.2 mp/h |
| Wednesday, Jun 5 | Moderate 57 AQI US | 100% | 73.4° 60.8° | 24.6 mp/h |
| Thursday, Jun 6 | Good 17 AQI US | 100% | 64.4° 53.6° | 17.9 mp/h |
| Friday, Jun 7 | Good 10 AQI US | 80% | 55.4° 50° | 11.2 mp/h |
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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