Worst air pollution Jaén, today and tomorrow
Today (16 July): Air quality in Jaén is fair. PM2.5 and NO2 are fair; AQI and O3 are medium; PM10, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 7:00 PM (O3: 41.0/100).
Tomorrow (17 July 2026): Air quality in Jaén is fair. AQI worsens to fair; O3 increases to fair; all other pollutants stay as today. Pollution peaks around 8:00 PM (O3: 38.3/100). 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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Jaén's air quality reflects the Sierra Morena and Sierra Mágina mountain position in Andalusia, with surrounding extensive olive groves creating a distinctive agricultural air quality environment. Vehicle traffic on the A-44 and olive harvest machinery contribute local sources, while the enclosed Guadalquivir valley creates topographic variation and summer heat drives ozone formation across the enclosed Jaén basin.
Today - 16 July | Pollution peaks at 19:00
AQI:
Medium
41.0/100
PM2.5 (fine particles):
Fair
26.7/100
PM10 (coarse particles):
Good
13.4/100
NO2 (nitrogen dioxide):
Fair
31.5/100
O3 (ozone):
Medium
41.0/100
SO2 (sulfur dioxide):
Good
7.2/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
1.9/100
PM1 (ultrafine particles):
Good
18.2/100
Levels show the poorest local air quality during the day
Tomorrow - 17 July | Pollution peaks at 20:00
AQI:
Fair
38.3/100
PM2.5 (fine particles):
Fair
24.6/100
PM10 (coarse particles):
Good
10.7/100
NO2 (nitrogen dioxide):
Fair
28.4/100
O3 (ozone):
Fair
38.3/100
SO2 (sulfur dioxide):
Good
5.4/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
2.2/100
PM1 (ultrafine particles):
Good
15.0/100
Pollen forecast in Jaén
View pollen forecastFrequently Asked Questions
Is air quality bad in Jaén right now?
On 16 July 2026, overall air quality in Jaén is fair. NO2 is the main pollutant at 31.5/100. Pollution peaks around 7:00 PM (O3: 41.0/100).
Will air quality be worse tomorrow in Jaén?
On 17 July 2026, air quality conditions in Jaén will be similar to today, with AQI forecast at fair at 38.3/100. Pollution peaks around 8:00 PM (O3: 38.3/100).
When is air pollution at its worst in Jaén?
When is air quality typically worst in Jaén? January is frequently the most difficult month, with cold stagnant air allowing wood-smoke and exhaust to build up instead of clearing. By spring, air quality usually starts trending upward as the calm winter inversions give way to more unsettled, breezier weather. During summer, strong sunlight and high temperatures accelerate ozone formation, occasionally offsetting the drop in traffic and heating-related emissions. By late autumn, air quality is usually back to more moderate levels, though the first cold snaps can bring an early hint of winter's traffic and heating pollution. The region's intense heat and its exposure to Saharan dust crossing the Strait mean conditions here can swing sharply from the seasonal norm.
Are air quality levels in Jaén 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