Worst air pollution Navojoa, today and tomorrow
Today (9 August): Air quality in Navojoa is very poor. AQI and PM10 are very poor; O3 is fair; PM2.5 is medium; NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 12:00 AM (PM10: 81.5/100).
Tomorrow (10 August 2026): Air quality in Navojoa is very poor. SO2 increases to fair; PM1 increases to fair; all other pollutants stay as today. Pollution peaks around 5:00 PM (PM10: 86.3/100). 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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Navojoa's air quality reflects the flat Sonoran coastal plain's Mayo River valley at 37 metres, with vehicle traffic on surrounding roads and the agricultural, food processing, and services corridor contributing local sources. Consistent Gulf of California and Pacific breezes provide maritime ventilation, while the flat coastal terrain allows reasonable dispersal and Navojoa generally maintains moderate to good northwestern Mexican Sonoran coastal plain agricultural readings throughout most of the year.
Today - 9 August | Pollution peaks at 00:00
AQI:
Very poor
81.5/100
PM2.5 (fine particles):
Medium
58.8/100
PM10 (coarse particles):
Very poor
81.5/100
NO2 (nitrogen dioxide):
Good
1.6/100
O3 (ozone):
Fair
27.2/100
SO2 (sulfur dioxide):
Good
12.0/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
1.1/100
PM1 (ultrafine particles):
Good
12.5/100
Levels show the poorest local air quality during the day
Tomorrow - 10 August | Pollution peaks at 17:00
AQI:
Very poor
86.3/100
PM2.5 (fine particles):
Medium
58.7/100
PM10 (coarse particles):
Very poor
86.3/100
NO2 (nitrogen dioxide):
Good
1.5/100
O3 (ozone):
Fair
32.2/100
SO2 (sulfur dioxide):
Fair
29.0/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
0.9/100
PM1 (ultrafine particles):
Fair
20.0/100
Frequently Asked Questions
Is air quality bad in Navojoa right now?
On 9 August 2026, overall air quality in Navojoa is very poor. AQI is the main air quality indicator at 81.5/100. Pollution peaks around 12:00 AM (PM10: 81.5/100).
Will air quality be worse tomorrow in Navojoa?
On 10 August 2026, air quality conditions in Navojoa will be similar to today, with AQI forecast at very poor at 86.3/100. Pollution peaks around 5:00 PM (PM10: 86.3/100).
When is air pollution at its worst in Navojoa?
Air quality in Navojoa tends to be worse when vehicle traffic, manufacturing activity, along with farming and agricultural processing build up and the sea breeze weakens. Maritime airflow normally ventilates the area well, though calmer spells let levels rise. This natural ventilation is one reason coastal areas often see better readings than inland cities.
Are air quality levels in Navojoa 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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