Worst air pollution Château de Chillon - Montreux, today and tomorrow
Today (16 July): Air quality in Château de Chillon is fair. AQI, NO2, and O3 are fair; PM2.5, PM10, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 12:00 PM (O3: 38.1/100).
Tomorrow (17 July 2026): Air quality in Château de Chillon is fair. All pollutants stay as today. Pollution peaks around 3:00 PM (O3: 33.7/100). Airmine updates local air quality forecasts four times daily.
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Château de Chillon's air quality benefits from its Lake Geneva shoreline position with a notably mild microclimate, with tourist coach traffic the primary local source amid otherwise clean lakeside conditions.
Today - 16 July | Pollution peaks at 12:00
AQI:
Fair
38.1/100
PM2.5 (fine particles):
Good
17.7/100
PM10 (coarse particles):
Good
8.1/100
NO2 (nitrogen dioxide):
Fair
32.6/100
O3 (ozone):
Fair
38.1/100
SO2 (sulfur dioxide):
Good
1.9/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
4.9/100
PM1 (ultrafine particles):
Good
18.1/100
Levels show the poorest local air quality during the day
Tomorrow - 17 July | Pollution peaks at 15:00
AQI:
Fair
33.7/100
PM2.5 (fine particles):
Good
10.6/100
PM10 (coarse particles):
Good
10.4/100
NO2 (nitrogen dioxide):
Fair
24.7/100
O3 (ozone):
Fair
33.7/100
SO2 (sulfur dioxide):
Good
1.4/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
3.8/100
PM1 (ultrafine particles):
Good
7.7/100
Other Landmarks in Montreux
Sports venues in Montreux
Frequently Asked Questions
Is air quality bad in Château de Chillon right now?
On 16 July 2026, overall air quality in Château de Chillon is fair. AQI is the main air quality indicator at 38.1/100. Pollution peaks around 12:00 PM (O3: 38.1/100).
Will air quality be worse tomorrow in Château de Chillon?
On 17 July 2026, air quality conditions in Château de Chillon will be similar to today, with AQI forecast at fair at 33.7/100. Pollution peaks around 3:00 PM (O3: 33.7/100).
When is air pollution at its worst in Château de Chillon?
Air quality at Château de Chillon dips most on still winter mornings, when vehicle traffic and international commuter activity settle in close to the lake and sit under a shallow basin inversion. From spring, conditions steadily pick up around the lake, and summer stays mostly clear aside from a rare ozone spike, with autumn usually just as settled.
Are air quality levels in Château de Chillon 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