Worst air pollution Salamanca, today and tomorrow
Today (9 August): Air quality in Salamanca is fair. AQI, PM2.5, NO2, O3, and PM1 are fair; PM10, SO2, CO, and HCHO are good. Pollution peaks around 5:00 PM (O3: 38.1/100).
Tomorrow (10 August 2026): Air quality in Salamanca is fair. AQI improves to medium; NO2 decreases to medium; all other pollutants stay as today. Pollution peaks around 7:00 AM (NO2: 40.9/100). 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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Salamanca's air quality benefits from the elevated Castilian Meseta position at 800 metres, with the flat Tormes river valley providing generally good wind dispersal on the prevailing westerly and northwesterly winds across the Iberian plateau. Vehicle traffic on the A-62 Via de la Plata and the surrounding agricultural and food processing industry contribute the primary local emissions, while the university city's relatively clean economic profile and the open Meseta plain prevent the topographic pollution trapping seen in more enclosed Spanish basins, maintaining moderate conditions throughout the year.
Today - 9 August | Pollution peaks at 17:00
AQI:
Fair
38.1/100
PM2.5 (fine particles):
Fair
23.5/100
PM10 (coarse particles):
Good
6.9/100
NO2 (nitrogen dioxide):
Fair
34.2/100
O3 (ozone):
Fair
38.1/100
SO2 (sulfur dioxide):
Good
5.7/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
6.4/100
PM1 (ultrafine particles):
Fair
27.8/100
Levels show the poorest local air quality during the day
Tomorrow - 10 August | Pollution peaks at 07:00
AQI:
Medium
40.9/100
PM2.5 (fine particles):
Fair
26.3/100
PM10 (coarse particles):
Good
10.7/100
NO2 (nitrogen dioxide):
Medium
40.9/100
O3 (ozone):
Fair
36.1/100
SO2 (sulfur dioxide):
Good
4.6/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
6.1/100
PM1 (ultrafine particles):
Fair
29.9/100
Pollen forecast in Salamanca
View pollen forecastAir quality forecasts for neighbourhoods and landmarks in Salamanca
Frequently Asked Questions
Is air quality bad in Salamanca right now?
On 9 August 2026, overall air quality in Salamanca is fair. AQI is the main air quality indicator at 38.1/100. Pollution peaks around 5:00 PM (O3: 38.1/100).
Will air quality be worse tomorrow in Salamanca?
On 10 August 2026, air quality conditions in Salamanca will be similar to today, with O3 forecast at fair at 36.1/100. Pollution peaks around 7:00 AM (NO2: 40.9/100).
When is air pollution at its worst in Salamanca?
What is the yearly air quality pattern like in Salamanca? The year's lowest air quality readings tend to cluster in winter, when high-pressure systems suppress the mixing that would otherwise clear away exhaust and smoke. Spring is typically a transitional season, as milder, windier weather starts clearing out the pollutants that accumulate during winter's calm spells. Hot, dry summer conditions favour ozone formation, so afternoon readings can rise even when traffic and heating pollution are otherwise low. Early autumn can still bring warm, stagnant spells before the season's returning rain and wind begin clearing the air. The interior's dry continental climate means winter inversions and summer heat both tend to hit harder than along the coast.
Are air quality levels in Salamanca 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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