Worst air pollution Ventura, today and tomorrow

Today (15 July): Air quality in Ventura is fair. AQI, PM2.5, PM10, and O3 are fair; NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 8:00 AM (O3: 32.2/100).
Tomorrow (16 July 2026): Air quality in Ventura is fair. All pollutants stay as today. Pollution peaks around 5:00 AM (PM10: 33.2/100). 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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Ventura's air quality is shaped largely by onshore sea breeze; marine layer fog in early summer keeps ozone in check. Most days bring generally favorable conditions here, with occasional exceptions tied to shifting weather patterns. Checking current readings is still the best way to plan outdoor activity around Ventura.

Today - 15 July | Pollution peaks at 08:00

AQI:

Fair

32.2/100

PM2.5 (fine particles):

Fair

23.7/100

PM10 (coarse particles):

Fair

31.1/100

NO2 (nitrogen dioxide):

Good

2.7/100

O3 (ozone):

Fair

32.2/100

SO2 (sulfur dioxide):

Good

3.9/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

1.5/100

PM1 (ultrafine particles):

Good

5.0/100

Levels show the poorest local air quality during the day

Tomorrow - 16 July | Pollution peaks at 05:00

AQI:

Fair

33.2/100

PM2.5 (fine particles):

Fair

21.2/100

PM10 (coarse particles):

Fair

33.2/100

NO2 (nitrogen dioxide):

Good

4.1/100

O3 (ozone):

Fair

30.3/100

SO2 (sulfur dioxide):

Good

6.5/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

1.4/100

PM1 (ultrafine particles):

Good

5.9/100

Pollen forecast in Ventura

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Frequently Asked Questions

Is air quality bad in Ventura right now?

On 15 July 2026, overall air quality in Ventura is fair. AQI is the main air quality indicator at 32.2/100. Pollution peaks around 8:00 AM (O3: 32.2/100).

Will air quality be worse tomorrow in Ventura?

On 16 July 2026, air quality conditions in Ventura will be similar to today, with AQI forecast at fair at 33.2/100. Pollution peaks around 5:00 AM (PM10: 33.2/100).

When is air pollution at its worst in Ventura?

Ventura's air quality follows a clear seasonal pattern. In short, the cleanest air usually comes in winter, when storms periodically flush pollution out of the basin, whereas hot, sunny summer conditions drive persistent ozone problems, compounded by wildfire smoke risk into early autumn. The mountains ringing the basin can trap pollution close to the ground for days when winds are calm.

Are air quality levels in Ventura 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?

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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