Worst air pollution Coaticook, today and tomorrow
Today (16 July): Air quality in Coaticook is fair. AQI, NO2, and O3 are fair; PM2.5, PM10, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 5:00 PM (NO2: 39.0/100).
Tomorrow (17 July 2026): Air quality in Coaticook is fair. AQI improves to medium; NO2 decreases to medium; all other pollutants stay as today. Pollution peaks around 11:00 PM (NO2: 46.3/100). 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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Coaticook's air quality benefits from the rolling Eastern Townships farmland surrounding this small dairy-region town, with vehicle traffic on Highway 141 the primary local source amid good wind dispersal.
Today - 16 July | Pollution peaks at 17:00
AQI:
Fair
39.0/100
PM2.5 (fine particles):
Good
15.6/100
PM10 (coarse particles):
Good
6.4/100
NO2 (nitrogen dioxide):
Fair
39.0/100
O3 (ozone):
Fair
36.4/100
SO2 (sulfur dioxide):
Good
11.3/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
4.5/100
PM1 (ultrafine particles):
Good
13.3/100
Levels show the poorest local air quality during the day
Tomorrow - 17 July | Pollution peaks at 23:00
AQI:
Medium
46.3/100
PM2.5 (fine particles):
Good
19.1/100
PM10 (coarse particles):
Good
7.1/100
NO2 (nitrogen dioxide):
Medium
46.3/100
O3 (ozone):
Fair
29.7/100
SO2 (sulfur dioxide):
Good
7.6/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
2.9/100
PM1 (ultrafine particles):
Good
16.2/100
Pollen forecast in Coaticook
View pollen forecastAir quality forecasts for neighbourhoods and landmarks in Coaticook
Frequently Asked Questions
Is air quality bad in Coaticook right now?
On 16 July 2026, overall air quality in Coaticook is fair. AQI is the main air quality indicator at 39.0/100. Pollution peaks around 5:00 PM (NO2: 39.0/100).
Will air quality be worse tomorrow in Coaticook?
On 17 July 2026, air quality conditions in Coaticook will be similar to today, with O3 forecast at fair at 29.7/100. Pollution peaks around 11:00 PM (NO2: 46.3/100).
When is air pollution at its worst in Coaticook?
Coaticook's air quality shifts noticeably across the seasons, shaped by farmland and forest of the Eastern Townships. Spring planting and fall harvest can raise dust levels briefly, while summer heat occasionally pushes up ground-level ozone; winter usually brings the cleanest, calmest air of the year. Away from the main roads, air quality generally stays good even during the busier farming months.
Are air quality levels in Coaticook 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