Worst air pollution Clermont-Ferrand, today and tomorrow
Today (16 July): Air quality in Clermont-Ferrand 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: 37.5/100).
Tomorrow (17 July 2026): Air quality in Clermont-Ferrand is fair. All pollutants stay as today. Pollution peaks around 12:00 PM (O3: 32.9/100). 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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Clermont-Ferrand's air quality faces France's most severe topographic air quality challenge after Grenoble, with the city's unique enclosed position in the Limagne plain surrounded by the Massif Central volcanic chain creating a natural pollution trap. Vehicle traffic on the A71 and winter wood burning generate elevated PM2.5 under frequent temperature inversions, while the Puy-de-Dôme volcanic dome to the west provides dramatic topographic variation but limited ventilation benefit for the enclosed basin floor.
Today - 16 July | Pollution peaks at 12:00
AQI:
Fair
37.5/100
PM2.5 (fine particles):
Good
11.2/100
PM10 (coarse particles):
Good
7.8/100
NO2 (nitrogen dioxide):
Fair
36.0/100
O3 (ozone):
Fair
37.5/100
SO2 (sulfur dioxide):
Good
1.4/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
11.1/100
PM1 (ultrafine particles):
Good
9.8/100
Levels show the poorest local air quality during the day
Tomorrow - 17 July | Pollution peaks at 12:00
AQI:
Fair
32.9/100
PM2.5 (fine particles):
Good
7.5/100
PM10 (coarse particles):
Good
3.1/100
NO2 (nitrogen dioxide):
Fair
31.8/100
O3 (ozone):
Fair
32.9/100
SO2 (sulfur dioxide):
Good
0.8/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
4.5/100
PM1 (ultrafine particles):
Good
7.1/100
Pollen forecast in Clermont-Ferrand
View pollen forecastFrequently Asked Questions
Is air quality bad in Clermont-Ferrand right now?
On 16 July 2026, overall air quality in Clermont-Ferrand is fair. AQI is the main air quality indicator at 37.5/100. Pollution peaks around 12:00 PM (O3: 37.5/100).
Will air quality be worse tomorrow in Clermont-Ferrand?
On 17 July 2026, air quality conditions in Clermont-Ferrand will be similar to today, with AQI forecast at fair at 32.9/100. Pollution peaks around 12:00 PM (O3: 32.9/100).
When is air pollution at its worst in Clermont-Ferrand?
For people sensitive to both pollen and pollution in Clermont-Ferrand, spring days combining valley motorway traffic and light industry with the birch and oak peak are the ones to watch; mountain valley winds alternate with calm temperature inversions, which tends to clear things fairly quickly. The presence of alpine valley pasture and orchards in the area adds another layer to the local pattern.
Are air quality levels in Clermont-Ferrand 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