Worst air pollution Pézenas, today and tomorrow
Today (10 August): Air quality in Pézenas is fair. AQI and O3 are fair; PM2.5, PM10, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 3:00 PM (O3: 34.5/100).
Tomorrow (11 August 2026): Air quality in Pézenas is fair. NO2 increases to fair; all other pollutants stay as today. Pollution peaks around 4:00 PM (O3: 36.1/100). Airmine updates local air quality forecasts four times daily.
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Pézenas's air quality is shaped mainly by tourist and motorway traffic, with its position near the Garonne playing a role, though the Tramontane wind provides periodic ventilation, which usually keeps pollution from accumulating for long. Summer is the more challenging season, as calm, hot anticyclonic conditions allow ozone to build up, while winter is generally cleaner thanks to more frequent Tramontane winds.
Today - 10 August | Pollution peaks at 15:00
AQI:
Fair
34.5/100
PM2.5 (fine particles):
Good
7.6/100
PM10 (coarse particles):
Good
2.8/100
NO2 (nitrogen dioxide):
Good
15.1/100
O3 (ozone):
Fair
34.5/100
SO2 (sulfur dioxide):
Good
2.4/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
7.7/100
PM1 (ultrafine particles):
Good
5.5/100
Levels show the poorest local air quality during the day
Tomorrow - 11 August | Pollution peaks at 16:00
AQI:
Fair
36.1/100
PM2.5 (fine particles):
Good
8.3/100
PM10 (coarse particles):
Good
3.3/100
NO2 (nitrogen dioxide):
Fair
24.3/100
O3 (ozone):
Fair
36.1/100
SO2 (sulfur dioxide):
Good
2.3/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
15.1/100
PM1 (ultrafine particles):
Good
7.5/100
Pollen forecast in Pézenas
View pollen forecastFrequently Asked Questions
Is air quality bad in Pézenas right now?
On 10 August 2026, overall air quality in Pézenas is fair. AQI is the main air quality indicator at 34.5/100. Pollution peaks around 3:00 PM (O3: 34.5/100).
Will air quality be worse tomorrow in Pézenas?
On 11 August 2026, air quality conditions in Pézenas will be similar to today, with AQI forecast at fair at 36.1/100. Pollution peaks around 4:00 PM (O3: 36.1/100).
When is air pollution at its worst in Pézenas?
In Pézenas, the worst combined pollen and air quality days tend to come when tourist and motorway traffic coincide with the peak plane and oak pollen season in spring; the Tramontane wind provides periodic ventilation, so conditions usually improve within a day or two. Nearby Languedoc vineyards and Pyrenean farmland add a further seasonal factor.
Are air quality levels in Pézenas 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.
Why doesn’t the forecast always reflect wildfire impacts?
Airmine’s forecast uses CAMS (Copernicus Atmosphere Monitoring Service) as its background atmospheric model. While CAMS includes wildfire emissions, these are derived from satellite observations and are not available in real time. During rapidly evolving wildfire events, there may therefore be a delay before increased emissions are incorporated into the model. As a result, the forecast may temporarily underestimate PM₂.₅ and other pollutants associated with wildfire smoke.
During rapidly evolving wildfire events, CAMS may lag by approximately 1–2 days before increased wildfire emissions are fully represented, which can lead to temporary underestimation of PM₂.₅ concentrations in Airmine’s forecast.
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Data provided by Airmine — Last update: 10 August 2026 at 08:45 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.
Disclaimer: Forecasts are provided for informational purposes only and should not be relied upon as medical advice. Actual pollen and air quality conditions may vary from the forecast. If you have allergies, asthma, or another medical condition, consult a healthcare professional. Please see our Terms of Service for important information about limitations of liability.
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