Worst air pollution Ilioúpoli, today and tomorrow
Today (9 August): Air quality in Ilioúpoli is fair. AQI and O3 are fair; PM2.5, PM10, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 1:00 PM (O3: 39.1/100).
Tomorrow (10 August 2026): Air quality in Ilioúpoli is fair. All pollutants stay as today. Pollution peaks around 1:00 PM (O3: 37.2/100). Airmine updates local air quality forecasts four times daily.
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Ilioúpoli's air quality reflects the southern Athens metropolitan basin, with vehicle traffic on the surrounding Athenian ring roads and the dense urban residential character generating elevated NOₓ under the enclosed Attica basin's persistent temperature inversions. The Hymettus mountain ridge to the east provides a notable topographic backdrop, while the Attica basin's characteristic enclosed geometry concentrates all metropolitan emissions throughout the year.
Today - 9 August | Pollution peaks at 13:00
AQI:
Fair
39.1/100
PM2.5 (fine particles):
Good
9.1/100
PM10 (coarse particles):
Good
2.7/100
NO2 (nitrogen dioxide):
Good
16.4/100
O3 (ozone):
Fair
39.1/100
SO2 (sulfur dioxide):
Good
3.1/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
5.0/100
PM1 (ultrafine particles):
Good
11.4/100
Levels show the poorest local air quality during the day
Tomorrow - 10 August | Pollution peaks at 13:00
AQI:
Fair
37.2/100
PM2.5 (fine particles):
Good
8.6/100
PM10 (coarse particles):
Good
2.6/100
NO2 (nitrogen dioxide):
Good
9.3/100
O3 (ozone):
Fair
37.2/100
SO2 (sulfur dioxide):
Good
3.0/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
3.5/100
PM1 (ultrafine particles):
Good
10.3/100
Pollen forecast in Ilioúpoli
View pollen forecastFrequently Asked Questions
Is air quality bad in Ilioúpoli right now?
On 9 August 2026, overall air quality in Ilioúpoli is fair. AQI is the main air quality indicator at 39.1/100. Pollution peaks around 1:00 PM (O3: 39.1/100).
Will air quality be worse tomorrow in Ilioúpoli?
On 10 August 2026, air quality conditions in Ilioúpoli will be similar to today, with AQI forecast at fair at 37.2/100. Pollution peaks around 1:00 PM (O3: 37.2/100).
When is air pollution at its worst in Ilioúpoli?
Residents in Ilioúpoli are likeliest to notice reduced air quality when fringe pine and cypress pollen peaks, or due to vehicle traffic on the surrounding Athenian ring roads and the dense urban residential character; wind and rain both help clear the air fairly quickly here.
Are air quality levels in Ilioúpoli 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: 9 August 2026 at 20:27 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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