Worst air pollution Davos, today and tomorrow
Today (16 July): Air quality in Davos is fair. AQI, NO2, and O3 are fair; PM2.5, PM10, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 11:00 AM (O3: 38.7/100).
Tomorrow (17 July 2026): Air quality in Davos is fair. All pollutants stay as today. Pollution peaks around 2:00 AM (NO2: 39.0/100). Airmine updates local air quality forecasts four times daily.
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Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team
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Davos' air quality benefits from its high-altitude Alpine valley position — among Europe's highest towns — with winter World Economic Forum and ski tourism traffic the primary seasonal local sources.
Today - 16 July | Pollution peaks at 11:00
AQI:
Fair
38.7/100
PM2.5 (fine particles):
Good
10.5/100
PM10 (coarse particles):
Good
3.9/100
NO2 (nitrogen dioxide):
Fair
33.5/100
O3 (ozone):
Fair
38.7/100
SO2 (sulfur dioxide):
Good
1.4/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
2.7/100
PM1 (ultrafine particles):
Good
12.5/100
Levels show the poorest local air quality during the day
Tomorrow - 17 July | Pollution peaks at 02:00
AQI:
Fair
39.0/100
PM2.5 (fine particles):
Good
12.9/100
PM10 (coarse particles):
Good
10.6/100
NO2 (nitrogen dioxide):
Fair
39.0/100
O3 (ozone):
Fair
37.4/100
SO2 (sulfur dioxide):
Good
3.3/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
3.7/100
PM1 (ultrafine particles):
Good
14.6/100
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Frequently Asked Questions
Is air quality bad in Davos right now?
On 16 July 2026, overall air quality in Davos is fair. AQI is the main air quality indicator at 38.7/100. Pollution peaks around 11:00 AM (O3: 38.7/100).
Will air quality be worse tomorrow in Davos?
On 17 July 2026, air quality conditions in Davos will be similar to today, with AQI forecast at fair at 39.0/100. Pollution peaks around 2:00 AM (NO2: 39.0/100).
When is air pollution at its worst in Davos?
Davos' remote valley position means poor air quality is rare, with only a brief peak-season dip driven by winter tourism and seasonal traffic. The rest of the year, limited development and steady mountain airflow keep conditions reliably excellent.
Are air quality levels in Davos 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.
Want to see air quality forecasts for other cities in Switzerland?
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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