Worst air pollution Perce, today and tomorrow
Today (16 July): Air quality in Perce is medium. AQI and O3 are medium; PM2.5, PM10, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 8:00 AM (O3: 50.9/100).
Tomorrow (17 July 2026): Air quality in Perce is fair. AQI worsens to fair; O3 increases to fair; all other pollutants stay as today. Pollution peaks around 9:00 AM (O3: 39.8/100). Airmine updates local air quality forecasts four times daily.
For long term forecasts and maps, see the Airmine app
Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team
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Percé's air quality benefits from its exposed Gulf of St. Lawrence coastal position, with consistent maritime breezes providing outstanding natural ventilation across this iconic small tourist village.
Today - 16 July | Pollution peaks at 08:00
AQI:
Medium
50.9/100
PM2.5 (fine particles):
Good
6.8/100
PM10 (coarse particles):
Good
2.2/100
NO2 (nitrogen dioxide):
Good
0/100
O3 (ozone):
Medium
50.9/100
SO2 (sulfur dioxide):
Good
0/100
CO (carbon monoxide):
Good
0/100
HCHO (formaldehyde):
Good
7.0/100
PM1 (ultrafine particles):
Good
8.3/100
Levels show the poorest local air quality during the day
Tomorrow - 17 July | Pollution peaks at 09:00
AQI:
Fair
39.8/100
PM2.5 (fine particles):
Good
5.3/100
PM10 (coarse particles):
Good
1.7/100
NO2 (nitrogen dioxide):
Good
0/100
O3 (ozone):
Fair
39.8/100
SO2 (sulfur dioxide):
Good
0/100
CO (carbon monoxide):
Good
0/100
HCHO (formaldehyde):
Good
3.3/100
PM1 (ultrafine particles):
Good
6.1/100
Pollen forecast in Perce
View pollen forecastAir quality forecasts for neighbourhoods and landmarks in Perce
Frequently Asked Questions
Is air quality bad in Perce right now?
On 16 July 2026, overall air quality in Perce is medium. AQI is the main air quality indicator at 50.9/100. Pollution peaks around 8:00 AM (O3: 50.9/100).
Will air quality be worse tomorrow in Perce?
On 17 July 2026, air quality conditions in Perce will be worse than today, with AQI forecast at fair at 39.8/100. Pollution peaks around 9:00 AM (O3: 39.8/100).
When is air pollution at its worst in Perce?
Seasonal air quality in Perce is closely linked to its famous offshore rock and heavy summer tourist traffic. For most of the year the air stays clean and lake-fresh, but summer tourist traffic and, in some years, drifting wildfire smoke can briefly worsen conditions. Weekday air quality is often noticeably better than on busy summer weekends when visitor numbers peak.
Are air quality levels in Perce based on measurements or forecasts?
It is forecasts derived by downscaling forecasts provided by EU’s Copernicus Atmosphere Monitoring Service (CAMS) by taking into account local conditions such as traffic patterns. CAMS bases its forecast on satellite measurements of particles and chemical compounds in the atmosphere. Airmine’s services were developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team.
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Data provided by Airmine — Last update: 16 July 2026 at 10:33 CEST (Data is updated four times daily.)
This forecast is produced independently using Airmine's own atmospheric data and models.
Unless explicitly made clear, the content on this site has not been paid for by external organisations and is Airmine's sole responsibility.
For long term forecasts and maps, see the Airmine app