Worst air pollution Pátzcuaro, today and tomorrow
Today (9 August): Air quality in Pátzcuaro is poor. AQI and PM10 are poor; PM2.5 is medium; NO2, O3, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 6:00 PM (PM10: 72.9/100).
Tomorrow (10 August 2026): Air quality in Pátzcuaro is medium. AQI improves to medium; PM10 decreases to medium; all other pollutants stay as today. Pollution peaks around 10:00 PM (PM10: 57.0/100). 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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Pátzcuaro's air quality reflects the Michoacán Purépecha Plateau's Lake Pátzcuaro basin at 2,035 metres surrounded by the Pátzcuaro and Morelia mountains, with vehicle traffic on surrounding roads and the traditional lacquerware, fishing, and cultural tourism corridor contributing local sources. The lake's natural ventilation provides some dispersal, while winter inversions in the enclosed volcanic plateau lake basin create seasonal challenges and the traditional lacquerware and wood burning operations add historically distinctive artisanal emissions throughout the year.
Today - 9 August | Pollution peaks at 18:00
AQI:
Poor
72.9/100
PM2.5 (fine particles):
Medium
55.0/100
PM10 (coarse particles):
Poor
72.9/100
NO2 (nitrogen dioxide):
Good
0.1/100
O3 (ozone):
Good
20.0/100
SO2 (sulfur dioxide):
Good
0.5/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
2.5/100
PM1 (ultrafine particles):
Good
11.3/100
Levels show the poorest local air quality during the day
Tomorrow - 10 August | Pollution peaks at 22:00
AQI:
Medium
57.0/100
PM2.5 (fine particles):
Medium
47.3/100
PM10 (coarse particles):
Medium
57.0/100
NO2 (nitrogen dioxide):
Good
0.1/100
O3 (ozone):
Good
18.5/100
SO2 (sulfur dioxide):
Good
0.4/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
1.9/100
PM1 (ultrafine particles):
Good
9.7/100
Frequently Asked Questions
Is air quality bad in Pátzcuaro right now?
On 9 August 2026, overall air quality in Pátzcuaro is poor. AQI is the main air quality indicator at 72.9/100. Pollution peaks around 6:00 PM (PM10: 72.9/100).
Will air quality be worse tomorrow in Pátzcuaro?
On 10 August 2026, air quality conditions in Pátzcuaro will be better than today, with AQI forecast at medium at 57.0/100. Pollution peaks around 10:00 PM (PM10: 57.0/100).
When is air pollution at its worst in Pátzcuaro?
The biggest local contributors to pollution in Pátzcuaro are traffic on the surrounding roads, wood-burning stoves, as well as harbour and shipping traffic, particularly once temperature inversions set in over the valley. The bowl-like terrain here limits how quickly pollutants can escape. This is most pronounced in winter, when inversions are more frequent.
Are air quality levels in Pátzcuaro 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: 9 August 2026 at 20:27 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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