Highest air pollution Pombal, today and tomorrow

Today (29 June): Air quality in Pombal is medium. AQI and O3 are medium; PM2.5, PM10, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 4:00 PM (O3: 41.1/100).
Tomorrow (30 June 2026): Air quality in Pombal is medium. All pollutants stay as today. Pollution peaks around 3:00 PM (O3: 43.6/100). 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

Pombal's air quality reflects the Arunca river valley in central Portugal, with consistent Atlantic westerlies providing reliable ventilation across this Batalha-Leiria corridor city. Vehicle traffic on the A1 motorway and surrounding agricultural and light manufacturing industry contribute the primary local sources, while the Atlantic coastal proximity and the Pombal hills provide moderate topographic variation, generally maintaining Pombal among Portugal's more moderate central corridor urban environments throughout most of the year.

Today - 29 June | Pollution peaks at 16:00

AQI:

Medium

41.1/100

PM2.5 (fine particles):

Good

9.2/100

PM10 (coarse particles):

Good

4.1/100

NO2 (nitrogen dioxide):

Good

13.9/100

O3 (ozone):

Medium

41.1/100

SO2 (sulfur dioxide):

Good

2.5/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

4.4/100

PM1 (ultrafine particles):

Good

6.9/100

Levels show the poorest local air quality during the day

Tomorrow - 30 June | Pollution peaks at 15:00

AQI:

Medium

43.6/100

PM2.5 (fine particles):

Good

11.5/100

PM10 (coarse particles):

Good

4.8/100

NO2 (nitrogen dioxide):

Good

16.3/100

O3 (ozone):

Medium

43.6/100

SO2 (sulfur dioxide):

Good

3.1/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

4.7/100

PM1 (ultrafine particles):

Good

8.4/100

Pollen forecast in Pombal

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Frequently Asked Questions

Is air quality bad in Pombal right now?

On 29 June 2026, overall air quality in Pombal is medium. AQI is the main air quality indicator at 41.1/100. Pollution peaks around 4:00 PM (O3: 41.1/100).

Will air quality be worse tomorrow in Pombal?

On 30 June 2026, air quality conditions in Pombal will be similar to today, with AQI forecast at medium at 43.6/100. Pollution peaks around 3:00 PM (O3: 43.6/100).

Are air quality levels in Pombal 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 Portugal?

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Data provided by Airmine — Last update: 29 June 2026 at 18:39 CET (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

Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team