Worst air pollution Acapulco de Juárez, today and tomorrow
Today (21 July): Air quality in Acapulco de Juárez is fair. AQI and PM10 are fair; PM2.5, NO2, O3, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 1:00 PM (PM10: 22.0/100).
Tomorrow (22 July 2026): Air quality in Acapulco de Juárez is fair. PM2.5 increases to fair; all other pollutants stay as today. Pollution peaks around 12:00 PM (PM10: 29.0/100). Airmine updates local air quality forecasts four times daily.
For long term forecasts and maps, see the Airmine app
Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team
Use our Strava plugin to check your own exposure.
Acapulco de Juárez's air quality benefits from its exceptional Pacific Ocean and Bahía de Acapulco coastal position, with consistent Pacific maritime breezes and the bay's distinctive topographic wind patterns providing generally reliable ventilation. Vehicle traffic on surrounding roads and the concentrated tourism and services corridor contribute local sources, while the Pacific coastal exposure generally maintains Acapulco among Mexico's more moderately ventilated major Pacific resort cities throughout most of the year.
Today - 21 July | Pollution peaks at 13:00
AQI:
Fair
22.0/100
PM2.5 (fine particles):
Good
15.2/100
PM10 (coarse particles):
Fair
22.0/100
NO2 (nitrogen dioxide):
Good
2.6/100
O3 (ozone):
Good
19.6/100
SO2 (sulfur dioxide):
Good
0.6/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
3.1/100
PM1 (ultrafine particles):
Good
2.8/100
Levels show the poorest local air quality during the day
Tomorrow - 22 July | Pollution peaks at 12:00
AQI:
Fair
29.0/100
PM2.5 (fine particles):
Fair
20.5/100
PM10 (coarse particles):
Fair
29.0/100
NO2 (nitrogen dioxide):
Good
2.1/100
O3 (ozone):
Good
18.5/100
SO2 (sulfur dioxide):
Good
0.5/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
3.1/100
PM1 (ultrafine particles):
Good
3.7/100
Frequently Asked Questions
Is air quality bad in Acapulco de Juárez right now?
On 21 July 2026, overall air quality in Acapulco de Juárez is fair. AQI is the main air quality indicator at 22.0/100. Pollution peaks around 1:00 PM (PM10: 22.0/100).
Will air quality be worse tomorrow in Acapulco de Juárez?
On 22 July 2026, air quality conditions in Acapulco de Juárez will be similar to today, with AQI forecast at fair at 29.0/100. Pollution peaks around 12:00 PM (PM10: 29.0/100).
When is air pollution at its worst in Acapulco de Juárez?
Air quality in Acapulco de Juárez tends to be worse when traffic emissions as well as tourism-related traffic build up and the sea breeze weakens. Maritime airflow normally ventilates the area well, though calmer spells let levels rise. This coastal advantage is less pronounced during still, high-pressure weather.
Are air quality levels in Acapulco de Juárez 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.
Check air quality in other popular cities:
Data provided by Airmine — Last update: 21 July 2026 at 16:20 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