Worst air pollution Santiago Tuxtla, today and tomorrow
Today (16 July): Air quality in Santiago Tuxtla is medium. AQI, PM2.5, and PM10 are medium; NO2, O3, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 7:00 AM (PM10: 59.2/100).
Tomorrow (17 July 2026): Air quality in Santiago Tuxtla is medium. All pollutants stay as today. Pollution peaks around 4:00 AM (PM10: 53.0/100). 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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Santiago Tuxtla's air quality reflects the Veracruz Sierra de los Tuxtlas volcanic highland position at 320 metres, with vehicle traffic on surrounding roads and the tobacco, tropical agricultural, and services corridor contributing local sources. The surrounding Tuxtla volcanic massif creates topographic variation, while the tropical climate's frequent rain provides effective atmospheric cleansing and Santiago Tuxtla generally maintains good to moderate Mexican southern Veracruz volcanic highland readings throughout most of the year.
Today - 16 July | Pollution peaks at 07:00
AQI:
Medium
59.2/100
PM2.5 (fine particles):
Medium
44.6/100
PM10 (coarse particles):
Medium
59.2/100
NO2 (nitrogen dioxide):
Good
0.0/100
O3 (ozone):
Good
18.2/100
SO2 (sulfur dioxide):
Good
0.0/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
2.0/100
PM1 (ultrafine particles):
Good
7.0/100
Levels show the poorest local air quality during the day
Tomorrow - 17 July | Pollution peaks at 04:00
AQI:
Medium
53.0/100
PM2.5 (fine particles):
Medium
41.8/100
PM10 (coarse particles):
Medium
53.0/100
NO2 (nitrogen dioxide):
Good
0.0/100
O3 (ozone):
Good
18.7/100
SO2 (sulfur dioxide):
Good
0.0/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
2.3/100
PM1 (ultrafine particles):
Good
6.5/100
Frequently Asked Questions
Is air quality bad in Santiago Tuxtla right now?
On 16 July 2026, overall air quality in Santiago Tuxtla is medium. AQI is the main air quality indicator at 59.2/100. Pollution peaks around 7:00 AM (PM10: 59.2/100).
Will air quality be worse tomorrow in Santiago Tuxtla?
On 17 July 2026, air quality conditions in Santiago Tuxtla will be similar to today, with AQI forecast at medium at 53.0/100. Pollution peaks around 4:00 AM (PM10: 53.0/100).
When is air pollution at its worst in Santiago Tuxtla?
Santiago Tuxtla usually sees its poorest air quality when traffic emissions along with farming and agricultural processing coincide with periods when weather conditions turn unfavourable. Background emissions and local weather both shape how conditions change from day to day. Local weather patterns add further day-to-day variation.
Are air quality levels in Santiago Tuxtla 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