Worst air pollution Néa Ionía, today and tomorrow
Today (16 July): Air quality in Néa Ionía is fair. NO2 is fair; AQI and O3 are medium; PM2.5, PM10, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 1:00 PM (O3: 42.6/100).
Tomorrow (17 July 2026): Air quality in Néa Ionía is fair. AQI worsens to fair; NO2 decreases to good; O3 increases to fair; all other pollutants stay as today. Pollution peaks around 3:00 PM (O3: 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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Néa Ionía's air quality reflects the northern Athens metropolitan basin, with vehicle traffic on the surrounding Athenian ring road and the dense urban residential and light manufacturing character generating elevated NOₓ under the enclosed Attica basin's persistent temperature inversions. The Penteli mountain to the northeast provides topographic backdrop, while the Attica basin's characteristic enclosed geometry concentrates all metropolitan emissions across this northern Athens suburb throughout the year.
Today - 16 July | Pollution peaks at 13:00
AQI:
Medium
42.6/100
PM2.5 (fine particles):
Good
7.6/100
PM10 (coarse particles):
Good
2.1/100
NO2 (nitrogen dioxide):
Fair
29.6/100
O3 (ozone):
Medium
42.6/100
SO2 (sulfur dioxide):
Good
2.4/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
12.2/100
PM1 (ultrafine particles):
Good
10.8/100
Levels show the poorest local air quality during the day
Tomorrow - 17 July | Pollution peaks at 15:00
AQI:
Fair
39.0/100
PM2.5 (fine particles):
Good
5.9/100
PM10 (coarse particles):
Good
1.7/100
NO2 (nitrogen dioxide):
Good
17.3/100
O3 (ozone):
Fair
39.0/100
SO2 (sulfur dioxide):
Good
1.7/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
5.7/100
PM1 (ultrafine particles):
Good
7.7/100
Pollen forecast in Néa Ionía
View pollen forecastFrequently Asked Questions
Is air quality bad in Néa Ionía right now?
On 16 July 2026, overall air quality in Néa Ionía is fair. NO2 is the main pollutant at 29.6/100. Pollution peaks around 1:00 PM (O3: 42.6/100).
Will air quality be worse tomorrow in Néa Ionía?
On 17 July 2026, air quality conditions in Néa Ionía will be similar to today, with AQI forecast at fair at 39.0/100. Pollution peaks around 3:00 PM (O3: 39.0/100).
When is air pollution at its worst in Néa Ionía?
Reduced air quality in Néa Ionía is most likely when local tree and grass pollen peaks, alongside periods of vehicle traffic on the surrounding Athenian ring road and the dense urban residential and light manufacturing; the rest of the calendar year is generally more forgiving for air quality.
Are air quality levels in Néa Ionía 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