Worst air pollution Orto Botanico di Roma - Rome, today and tomorrow

Today (9 August): Air quality in Orto Botanico di Roma is fair. PM2.5 and PM1 are fair; AQI, NO2, and O3 are medium; PM10, SO2, CO, and HCHO are good. Pollution peaks around 2:00 PM (O3: 47.7/100).
Tomorrow (10 August 2026): Air quality in Orto Botanico di Roma is fair. All pollutants stay as today. Pollution peaks around 3:00 PM (O3: 55.3/100). 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 Orto Botanico di Roma and the Trastevere hillside record good air quality in this walled botanical garden on the slopes of the Gianicolo, with restricted vehicle access and the garden's substantial tree canopy keeping local readings well below the surrounding Trastevere street levels. The elevated position aids drainage of cleaner air from the hill above.

Today - 9 August | Pollution peaks at 14:00

AQI:

Medium

47.7/100

PM2.5 (fine particles):

Fair

20.3/100

PM10 (coarse particles):

Good

6.7/100

NO2 (nitrogen dioxide):

Medium

43.3/100

O3 (ozone):

Medium

47.7/100

SO2 (sulfur dioxide):

Good

4.5/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

19.5/100

PM1 (ultrafine particles):

Fair

23.1/100

Levels show the poorest local air quality during the day

Tomorrow - 10 August | Pollution peaks at 15:00

AQI:

Medium

55.3/100

PM2.5 (fine particles):

Fair

23.9/100

PM10 (coarse particles):

Good

7.7/100

NO2 (nitrogen dioxide):

Medium

40.2/100

O3 (ozone):

Medium

55.3/100

SO2 (sulfur dioxide):

Good

4.8/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

16.3/100

PM1 (ultrafine particles):

Fair

27.3/100

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Frequently Asked Questions

Is air quality bad in Orto Botanico di Roma right now?

On 9 August 2026, overall air quality in Orto Botanico di Roma is fair. PM1 is the main pollutant at 23.1/100. Pollution peaks around 2:00 PM (O3: 47.7/100).

Will air quality be worse tomorrow in Orto Botanico di Roma?

On 10 August 2026, air quality conditions in Orto Botanico di Roma will be similar to today, with PM1 forecast at fair at 27.3/100. Pollution peaks around 3:00 PM (O3: 55.3/100).

When is air pollution at its worst in Orto Botanico di Roma?

You're most likely to spot worse air in Orto Botanico di Roma when local tree and grass pollen peaks, or due to the elevated position aids drainage of cleaner air from the hill above.; otherwise, the area's setting generally supports clear, well-ventilated conditions.

Are air quality levels in Orto Botanico di Roma 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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