Worst air pollution Juchitán de Zaragoza, today and tomorrow
Today (16 July): Air quality in Juchitán de Zaragoza is fair. AQI and O3 are fair; PM2.5, PM10, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 7:00 AM (O3: 24.0/100).
Tomorrow (17 July 2026): Air quality in Juchitán de Zaragoza is fair. PM10 increases to fair; all other pollutants stay as today. Pollution peaks around 12:00 PM (PM10: 21.0/100). 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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Juchitán de Zaragoza's air quality reflects the flat Oaxacan Tehuantepec Isthmus position at 24 metres, with vehicle traffic on surrounding roads and the wind energy — Juchitán being at the heart of Mexico's La Ventosa wind corridor — and agricultural corridor contributing local sources. The extraordinary Tehuano wind that drives the massive wind farms represents Juchitán's most spectacular meteorological air quality asset, providing among Mexico's most powerful natural urban ventilation throughout most of the year.
Today - 16 July | Pollution peaks at 07:00
AQI:
Fair
24.0/100
PM2.5 (fine particles):
Good
13.7/100
PM10 (coarse particles):
Good
14.2/100
NO2 (nitrogen dioxide):
Good
4.4/100
O3 (ozone):
Fair
24.0/100
SO2 (sulfur dioxide):
Good
1.2/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
4.8/100
PM1 (ultrafine particles):
Good
8.7/100
Levels show the poorest local air quality during the day
Tomorrow - 17 July | Pollution peaks at 12:00
AQI:
Fair
21.0/100
PM2.5 (fine particles):
Good
16.4/100
PM10 (coarse particles):
Fair
21.0/100
NO2 (nitrogen dioxide):
Good
3.7/100
O3 (ozone):
Fair
20.5/100
SO2 (sulfur dioxide):
Good
0.9/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
3.6/100
PM1 (ultrafine particles):
Good
5.9/100
Frequently Asked Questions
Is air quality bad in Juchitán de Zaragoza right now?
On 16 July 2026, overall air quality in Juchitán de Zaragoza is fair. AQI is the main air quality indicator at 24.0/100. Pollution peaks around 7:00 AM (O3: 24.0/100).
Will air quality be worse tomorrow in Juchitán de Zaragoza?
On 17 July 2026, air quality conditions in Juchitán de Zaragoza will be similar to today, with AQI forecast at fair at 21.0/100. Pollution peaks around 12:00 PM (PM10: 21.0/100).
When is air pollution at its worst in Juchitán de Zaragoza?
The biggest local contributors to pollution in Juchitán de Zaragoza are vehicle traffic as well as farming and agricultural processing, particularly once winds are light and dispersion is poor. Day-to-day conditions here depend heavily on the weather. Conditions can otherwise vary considerably with the weather.
Are air quality levels in Juchitán de Zaragoza 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