Worst air pollution Bolzano, today and tomorrow
Today (16 July): Air quality in Bolzano is fair. AQI, NO2, and O3 are fair; PM2.5, PM10, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 6:00 PM (O3: 39.5/100).
Tomorrow (17 July 2026): Air quality in Bolzano is fair. AQI improves to medium; O3 decreases to medium; all other pollutants stay as today. Pollution peaks around 10:00 AM (O3: 52.1/100). Airmine updates local air quality forecasts four times daily.
For long term forecasts and maps, see the Airmine app
Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team
Use our Strava plugin to check your own exposure.
Bolzano's air quality faces one of the Alps' most severe valley pollution challenges, with the Adige valley's narrow canyon between the Dolomites and Ortler Alps creating near-complete topographic enclosure that traps vehicle emissions from the Brenner motorway transit corridor under frequent winter inversions. The Ora valley thermal wind provides distinctive afternoon ventilation, while the valley remains consistently one of Italy's most vehicle emission-concentrated urban corridors.
Today - 16 July | Pollution peaks at 18:00
AQI:
Fair
39.5/100
PM2.5 (fine particles):
Good
14.0/100
PM10 (coarse particles):
Good
4.4/100
NO2 (nitrogen dioxide):
Fair
31.5/100
O3 (ozone):
Fair
39.5/100
SO2 (sulfur dioxide):
Good
0.7/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
7.4/100
PM1 (ultrafine particles):
Good
18.5/100
Levels show the poorest local air quality during the day
Tomorrow - 17 July | Pollution peaks at 10:00
AQI:
Medium
52.1/100
PM2.5 (fine particles):
Good
14.1/100
PM10 (coarse particles):
Good
5.9/100
NO2 (nitrogen dioxide):
Fair
23.2/100
O3 (ozone):
Medium
52.1/100
SO2 (sulfur dioxide):
Good
0.9/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
8.4/100
PM1 (ultrafine particles):
Good
18.6/100
Pollen forecast in Bolzano
View pollen forecastFrequently Asked Questions
Is air quality bad in Bolzano right now?
On 16 July 2026, overall air quality in Bolzano is fair. AQI is the main air quality indicator at 39.5/100. Pollution peaks around 6:00 PM (O3: 39.5/100).
Will air quality be worse tomorrow in Bolzano?
On 17 July 2026, air quality conditions in Bolzano will be similar to today, with NO2 forecast at fair at 23.2/100. Pollution peaks around 10:00 AM (O3: 52.1/100).
When is air pollution at its worst in Bolzano?
In Bolzano, reduced air quality is most noticeable when oak and linden pollen peaks, and on days affected by the Adige valley's narrow canyon between the Dolomites and Ortler Alps; the clearest air tends to follow a change in wind direction or rainfall here.
Are air quality levels in Bolzano 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.
Want to see air quality forecasts for other cities in Italy?
Check air quality in other popular cities:
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