Worst air pollution Ciudad de las Artes y las Ciencias - Valencia, today and tomorrow

Today (19 July): Air quality in Ciudad de las Artes y las Ciencias is fair. AQI, PM2.5, and O3 are fair; PM10, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 1:00 PM (O3: 35.4/100).
Tomorrow (20 July 2026): Air quality in Ciudad de las Artes y las Ciencias is fair. All pollutants stay as today. Pollution peaks around 7:00 PM (O3: 35.9/100). 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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In Ciudad de las Artes y las Ciencias, local traffic and agricultural spraying have the largest effect on air quality. Levels stay moderate most of the year thanks to the irrigated, green landscape. Ozone can build up on hot, still summer afternoons typical of the region.

Today - 19 July | Pollution peaks at 13:00

AQI:

Fair

35.4/100

PM2.5 (fine particles):

Fair

24.1/100

PM10 (coarse particles):

Good

18.2/100

NO2 (nitrogen dioxide):

Good

16.9/100

O3 (ozone):

Fair

35.4/100

SO2 (sulfur dioxide):

Good

5.4/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

2.0/100

PM1 (ultrafine particles):

Good

15.0/100

Levels show the poorest local air quality during the day

Tomorrow - 20 July | Pollution peaks at 19:00

AQI:

Fair

35.9/100

PM2.5 (fine particles):

Fair

22.2/100

PM10 (coarse particles):

Good

15.7/100

NO2 (nitrogen dioxide):

Good

17.2/100

O3 (ozone):

Fair

35.9/100

SO2 (sulfur dioxide):

Good

4.7/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

1.9/100

PM1 (ultrafine particles):

Good

15.5/100

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Frequently Asked Questions

Is air quality bad in Ciudad de las Artes y las Ciencias right now?

On 19 July 2026, overall air quality in Ciudad de las Artes y las Ciencias is fair. AQI is the main air quality indicator at 35.4/100. Pollution peaks around 1:00 PM (O3: 35.4/100).

Will air quality be worse tomorrow in Ciudad de las Artes y las Ciencias?

On 20 July 2026, air quality conditions in Ciudad de las Artes y las Ciencias will be similar to today, with AQI forecast at fair at 35.9/100. Pollution peaks around 7:00 PM (O3: 35.9/100).

When is air pollution at its worst in Ciudad de las Artes y las Ciencias?

What time of year has the cleanest air in Ciudad de las Artes y las Ciencias? The coldest months usually see the year's poorest conditions, since calm anticyclonic weather holds local traffic and wood-burning pollution near street level. Conditions generally start to recover in spring, as increasing wind and rainfall break up the stagnant air masses typical of winter. Summer's combination of intense sun and high temperatures makes ozone the main concern, occasionally compounded by wildfire smoke during dry, windy spells. Conditions generally improve through autumn as cooling temperatures reduce ozone formation and returning rains help disperse remaining pollutants. Sea breezes along this stretch of coast generally support air quality, but summer holiday traffic and occasional calima dust events can interrupt that.

Are air quality levels in Ciudad de las Artes y las Ciencias 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: 19 July 2026 at 10:32 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