Worst air pollution San Vicente de Baracaldo, today and tomorrow
Today (16 July): Air quality in San Vicente de Baracaldo is fair. AQI, NO2, and O3 are fair; PM2.5, PM10, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 5:00 PM (O3: 33.2/100).
Tomorrow (17 July 2026): Air quality in San Vicente de Baracaldo is fair. NO2 decreases to good; all other pollutants stay as today. Pollution peaks around 2:00 PM (O3: 27.6/100). 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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San Vicente de Baracaldo's air quality reflects the Nervión valley in the Basque industrial corridor adjacent to Bilbao, with the surrounding heavy manufacturing and petrochemical legacy generating elevated PM2.5 and NOₓ alongside vehicle traffic on the AP-68. Atlantic westerlies from the Bay of Biscay generally provide maritime ventilation, while the enclosed Nervión valley's topographic concentration represents the primary structural air quality challenge throughout the year.
Today - 16 July | Pollution peaks at 17:00
AQI:
Fair
33.2/100
PM2.5 (fine particles):
Good
8.7/100
PM10 (coarse particles):
Good
5.0/100
NO2 (nitrogen dioxide):
Fair
20.3/100
O3 (ozone):
Fair
33.2/100
SO2 (sulfur dioxide):
Good
1.8/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
6.7/100
PM1 (ultrafine particles):
Good
6.6/100
Levels show the poorest local air quality during the day
Tomorrow - 17 July | Pollution peaks at 14:00
AQI:
Fair
27.6/100
PM2.5 (fine particles):
Good
5.6/100
PM10 (coarse particles):
Good
2.2/100
NO2 (nitrogen dioxide):
Good
11.4/100
O3 (ozone):
Fair
27.6/100
SO2 (sulfur dioxide):
Good
1.3/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
2.8/100
PM1 (ultrafine particles):
Good
4.0/100
Pollen forecast in San Vicente de Baracaldo
View pollen forecastFrequently Asked Questions
Is air quality bad in San Vicente de Baracaldo right now?
On 16 July 2026, overall air quality in San Vicente de Baracaldo is fair. AQI is the main air quality indicator at 33.2/100. Pollution peaks around 5:00 PM (O3: 33.2/100).
Will air quality be worse tomorrow in San Vicente de Baracaldo?
On 17 July 2026, air quality conditions in San Vicente de Baracaldo will be similar to today, with AQI forecast at fair at 27.6/100. Pollution peaks around 2:00 PM (O3: 27.6/100).
When is air pollution at its worst in San Vicente de Baracaldo?
How does air quality change throughout the year in San Vicente de Baracaldo? Cold, windless spells in December and January are usually when conditions dip most, as heating emissions and traffic fumes accumulate under a stable atmosphere. Spring usually brings an improvement as more frequent rain and stronger winds help clear the air and wash out pollutants that built up over winter. High summer temperatures and strong sun exposure drive ozone levels up, occasionally combined with smoke from nearby wildfires during dry spells. Early autumn can still bring warm, stagnant spells before the season's returning rain and wind begin clearing the air. This region's wetter, windier Atlantic climate generally keeps annual air quality more consistent than in Spain's drier interior and south.
Are air quality levels in San Vicente de Baracaldo 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.
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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