Worst air pollution Hialeah, today and tomorrow
Today (16 July): Air quality in Hialeah is very poor. AQI and PM10 are very poor; PM2.5 is poor; O3 is fair; NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 10:00 PM (PM10: 100/100).
Tomorrow (17 July 2026): Air quality in Hialeah is very poor. PM1 increases to fair; all other pollutants stay as today. Pollution peaks around 12:00 AM (PM10: 100/100). 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.
Hialeah's air quality reflects its position in the Miami metropolitan area's densely urbanised western corridor, with vehicle emissions from the Palmetto Expressway and the Okeechobee Road commercial corridor generating concentrated NOₓ in one of Florida's most densely populated cities. The flat South Florida terrain allows reasonable wind dispersal on most days, while consistent Atlantic and Gulf sea breezes provide ventilation, but Hialeah's extreme urban density and vehicle dependency keep readings above the Miami-Dade County average.
Today - 16 July | Pollution peaks at 22:00
AQI:
Very poor
100/100
PM2.5 (fine particles):
Poor
74.4/100
PM10 (coarse particles):
Very poor
100/100
NO2 (nitrogen dioxide):
Good
0.1/100
O3 (ozone):
Fair
29.9/100
SO2 (sulfur dioxide):
Good
0.3/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
0.8/100
PM1 (ultrafine particles):
Good
19.8/100
Levels show the poorest local air quality during the day
Tomorrow - 17 July | Pollution peaks at 00:00
AQI:
Very poor
100/100
PM2.5 (fine particles):
Poor
74.2/100
PM10 (coarse particles):
Very poor
100/100
NO2 (nitrogen dioxide):
Good
0.1/100
O3 (ozone):
Fair
28.2/100
SO2 (sulfur dioxide):
Good
0.3/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
0.8/100
PM1 (ultrafine particles):
Fair
20.0/100
Pollen forecast in Hialeah
View pollen forecastAir quality forecasts for neighbourhoods and landmarks in Hialeah
Frequently Asked Questions
Is air quality bad in Hialeah right now?
On 16 July 2026, overall air quality in Hialeah is very poor. AQI is the main air quality indicator at 100/100. Pollution peaks around 10:00 PM (PM10: 100/100).
Will air quality be worse tomorrow in Hialeah?
On 17 July 2026, air quality conditions in Hialeah will be similar to today, with AQI forecast at very poor at 100/100. Pollution peaks around 12:00 AM (PM10: 100/100).
When is air pollution at its worst in Hialeah?
Air quality across Hialeah rises and falls with the seasons: the wetter summer months often see cleaner air, as frequent afternoon storms wash pollution out quickly, but without the wet season's regular storms, dry-season smoke can linger for days at a time. Sea breezes help disperse pollution on most days, though smoke from inland fires can still drift into populated areas.
Are air quality levels in Hialeah 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.
Want to see air quality forecasts for other cities in United States?
Check air quality in other popular cities:
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