Worst air pollution Vila do Conde, today and tomorrow

Today (21 July): Air quality in Vila do Conde is medium. AQI and O3 are medium; PM2.5, PM10, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 2:00 PM (O3: 40.1/100).
Tomorrow (22 July 2026): Air quality in Vila do Conde is fair. AQI worsens to fair; O3 increases to fair; all other pollutants stay as today. Pollution peaks around 3:00 PM (O3: 39.9/100). 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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Vila do Conde's air quality benefits from its Atlantic Ocean and Ave river estuary coastal position north of Porto, with consistent Atlantic westerlies providing reliable maritime ventilation along the northern Portuguese coast. Vehicle traffic on the A28 and the surrounding textile and manufacturing industry contribute local sources, while the outstanding Atlantic coastal proximity and the Ave estuary's open geometry generally maintain Vila do Conde among Portugal's cleaner northern coastal urban environments.

Today - 21 July | Pollution peaks at 14:00

AQI:

Medium

40.1/100

PM2.5 (fine particles):

Good

15.2/100

PM10 (coarse particles):

Good

12.3/100

NO2 (nitrogen dioxide):

Good

7.7/100

O3 (ozone):

Medium

40.1/100

SO2 (sulfur dioxide):

Good

0.5/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

7.3/100

PM1 (ultrafine particles):

Good

13.4/100

Levels show the poorest local air quality during the day

Tomorrow - 22 July | Pollution peaks at 15:00

AQI:

Fair

39.9/100

PM2.5 (fine particles):

Good

13.6/100

PM10 (coarse particles):

Good

10.2/100

NO2 (nitrogen dioxide):

Good

8.4/100

O3 (ozone):

Fair

39.9/100

SO2 (sulfur dioxide):

Good

0.6/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

5.3/100

PM1 (ultrafine particles):

Good

9.0/100

Pollen forecast in Vila do Conde

View pollen forecast

Frequently Asked Questions

Is air quality bad in Vila do Conde right now?

On 21 July 2026, overall air quality in Vila do Conde is medium. AQI is the main air quality indicator at 40.1/100. Pollution peaks around 2:00 PM (O3: 40.1/100).

Will air quality be worse tomorrow in Vila do Conde?

On 22 July 2026, air quality conditions in Vila do Conde will be worse than today, with AQI forecast at fair at 39.9/100. Pollution peaks around 3:00 PM (O3: 39.9/100).

When is air pollution at its worst in Vila do Conde?

Air quality dips in Vila do Conde mostly track local tree and grass pollen peaks and periods of vehicle traffic on the A28 and the local textile and manufacturing industry; beyond that, the area's natural ventilation keeps air quality consistently favourable through the rest of the calendar year.

Are air quality levels in Vila do Conde 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: 21 July 2026 at 16:20 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