Worst air pollution Aventine Hill - Rome, today and tomorrow

Today (18 July): Air quality in Aventine Hill is fair. AQI, PM2.5, NO2, O3, and PM1 are fair; PM10, SO2, CO, and HCHO are good. Pollution peaks around 2:00 AM (NO2: 39.4/100).
Tomorrow (19 July 2026): Air quality in Aventine Hill is fair. All pollutants stay as today. Pollution peaks around 12:00 PM (O3: 36.7/100). 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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Rome's Aventine Hill records good air quality for central Rome, with the residential hilltop character, minimal through traffic, and elevated position above Testaccio and the Tiber valley below all contributing to cleaner readings than most of central Rome. The Giardino degli Aranci provides an additional clean-air buffer.

Today - 18 July | Pollution peaks at 02:00

AQI:

Fair

39.4/100

PM2.5 (fine particles):

Fair

23.9/100

PM10 (coarse particles):

Good

14.7/100

NO2 (nitrogen dioxide):

Fair

39.4/100

O3 (ozone):

Fair

37.9/100

SO2 (sulfur dioxide):

Good

3.1/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

17.3/100

PM1 (ultrafine particles):

Fair

22.5/100

Levels show the poorest local air quality during the day

Tomorrow - 19 July | Pollution peaks at 12:00

AQI:

Fair

36.7/100

PM2.5 (fine particles):

Fair

25.0/100

PM10 (coarse particles):

Good

12.0/100

NO2 (nitrogen dioxide):

Fair

36.7/100

O3 (ozone):

Fair

36.7/100

SO2 (sulfur dioxide):

Good

3.0/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

12.9/100

PM1 (ultrafine particles):

Fair

24.0/100

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Frequently Asked Questions

Is air quality bad in Aventine Hill right now?

On 18 July 2026, overall air quality in Aventine Hill is fair. AQI is the main air quality indicator at 39.4/100. Pollution peaks around 2:00 AM (NO2: 39.4/100).

Will air quality be worse tomorrow in Aventine Hill?

On 19 July 2026, air quality conditions in Aventine Hill will be similar to today, with AQI forecast at fair at 36.7/100. Pollution peaks around 12:00 PM (O3: 36.7/100).

When is air pollution at its worst in Aventine Hill?

Air quality dips in Aventine Hill mostly track plane and pine pollen peaks and periods of the residential hilltop character, minimal through traffic; outside of those periods, conditions here remain among the more favourable in the region.

Are air quality levels in Aventine Hill 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: 18 July 2026 at 21:30 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