Worst air pollution Palm Harbor, today and tomorrow
Today (16 July): Air quality in Palm Harbor is poor. AQI and PM10 are poor; O3 is fair; PM2.5 is medium; NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 7:00 AM (PM10: 61.0/100).
Tomorrow (17 July 2026): Air quality in Palm Harbor is fair. AQI improves to medium; PM10 decreases to medium; all other pollutants stay as today. Pollution peaks around 12:00 AM (PM10: 50.8/100). 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
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Palm Harbor's air quality benefits from the Pinellas County Gulf of Mexico and Tampa Bay coastal position, with consistent Gulf breezes providing reliable maritime ventilation along this northern Pinellas coastal community. Vehicle emissions from US-19 and the surrounding affluent residential and commercial character are the primary local sources, while summer ozone from subtropical heat and Tampa Bay metropolitan traffic is the primary warm-season concern and the flat peninsula and dual-bay geometry provide effective ventilation throughout the year.
Today - 16 July | Pollution peaks at 07:00
AQI:
Poor
61.0/100
PM2.5 (fine particles):
Medium
43.3/100
PM10 (coarse particles):
Poor
61.0/100
NO2 (nitrogen dioxide):
Good
0.1/100
O3 (ozone):
Fair
31.5/100
SO2 (sulfur dioxide):
Good
0.9/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
0.9/100
PM1 (ultrafine particles):
Good
6.3/100
Levels show the poorest local air quality during the day
Tomorrow - 17 July | Pollution peaks at 00:00
AQI:
Medium
50.8/100
PM2.5 (fine particles):
Medium
41.9/100
PM10 (coarse particles):
Medium
50.8/100
NO2 (nitrogen dioxide):
Good
0.2/100
O3 (ozone):
Fair
26.7/100
SO2 (sulfur dioxide):
Good
1.1/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
0.9/100
PM1 (ultrafine particles):
Good
6.4/100
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Frequently Asked Questions
Is air quality bad in Palm Harbor right now?
On 16 July 2026, overall air quality in Palm Harbor is poor. AQI is the main air quality indicator at 61.0/100. Pollution peaks around 7:00 AM (PM10: 61.0/100).
Will air quality be worse tomorrow in Palm Harbor?
On 17 July 2026, air quality conditions in Palm Harbor will be better than today, with O3 forecast at fair at 26.7/100. Pollution peaks around 12:00 AM (PM10: 50.8/100).
When is air pollution at its worst in Palm Harbor?
Like most US cities, Palm Harbor sees air quality shift from season to season, as the wetter summer months often see cleaner air, as frequent afternoon storms wash pollution out quickly; by contrast, 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 Palm Harbor 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