Worst air pollution Sagunto, today and tomorrow
Today (9 August): Air quality in Sagunto is fair. AQI and O3 are fair; PM2.5, PM10, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 6:00 PM (O3: 35.7/100).
Tomorrow (10 August 2026): Air quality in Sagunto is fair. All pollutants stay as today. Pollution peaks around 2:00 PM (O3: 34.8/100). 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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Sagunto's air quality faces significant industrial challenges from the ArcelorMittal Sagunto steelworks and the surrounding Valencia port industrial complex, generating elevated PM10, SO₂, and heavy metals alongside vehicle traffic on the A-23. The Mediterranean sea breezes from the Gulf of Valencia provide coastal ventilation on easterly winds, while the Sagunto plain's flat geometry and the Calderona hills to the west create the primary topographic variation throughout the year.
Today - 9 August | Pollution peaks at 18:00
AQI:
Fair
35.7/100
PM2.5 (fine particles):
Good
9.9/100
PM10 (coarse particles):
Good
3.7/100
NO2 (nitrogen dioxide):
Good
2.3/100
O3 (ozone):
Fair
35.7/100
SO2 (sulfur dioxide):
Good
0.5/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
2.3/100
PM1 (ultrafine particles):
Good
7.4/100
Levels show the poorest local air quality during the day
Tomorrow - 10 August | Pollution peaks at 14:00
AQI:
Fair
34.8/100
PM2.5 (fine particles):
Good
8.6/100
PM10 (coarse particles):
Good
3.2/100
NO2 (nitrogen dioxide):
Good
2.0/100
O3 (ozone):
Fair
34.8/100
SO2 (sulfur dioxide):
Good
0.6/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
2.3/100
PM1 (ultrafine particles):
Good
6.2/100
Pollen forecast in Sagunto
View pollen forecastFrequently Asked Questions
Is air quality bad in Sagunto right now?
On 9 August 2026, overall air quality in Sagunto is fair. AQI is the main air quality indicator at 35.7/100. Pollution peaks around 6:00 PM (O3: 35.7/100).
Will air quality be worse tomorrow in Sagunto?
On 10 August 2026, air quality conditions in Sagunto will be similar to today, with AQI forecast at fair at 34.8/100. Pollution peaks around 2:00 PM (O3: 34.8/100).
When is air pollution at its worst in Sagunto?
What time of year has the cleanest air in Sagunto? January is frequently the most difficult month, with cold stagnant air allowing wood-smoke and exhaust to build up instead of clearing. Air quality usually improves through spring, helped by more frequent frontal systems that bring rain and stronger winds to disperse local emissions. During summer, strong sunlight and high temperatures accelerate ozone formation, occasionally offsetting the drop in traffic and heating-related emissions. Conditions tend to stabilise in autumn, as cooling weather and increasing rain reduce the ozone spikes typical of summer. The Mediterranean coast's sea breezes generally help disperse pollution, though summer tourism traffic and occasional Saharan dust can still push levels up.
Are air quality levels in Sagunto 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: 10 August 2026 at 02:34 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.
Disclaimer: Forecasts are provided for informational purposes only and should not be relied upon as medical advice. Actual pollen and air quality conditions may vary from the forecast. If you have allergies, asthma, or another medical condition, consult a healthcare professional. Please see our Terms of Service for important information about limitations of liability.
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