Worst air pollution Arizona-Sonora Desert Museum - Tucson, today and tomorrow

Today (15 July): Air quality in Arizona-Sonora Desert Museum is fair. AQI, PM10, and O3 are fair; PM2.5, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 11:00 AM (O3: 27.1/100).
Tomorrow (16 July 2026): Air quality in Arizona-Sonora Desert Museum is fair. PM10 decreases to good; all other pollutants stay as today. Pollution peaks around 9:00 AM (O3: 27.5/100). 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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Tucson's citywide air quality pattern extends to Arizona-Sonora Desert Museum, an open-air museum set among native Sonoran Desert cactus and scrub, without a notably different local signature. Local traffic and immediate surroundings can shift day-to-day readings slightly from the citywide figure.

Today - 15 July | Pollution peaks at 11:00

AQI:

Fair

27.1/100

PM2.5 (fine particles):

Good

15.0/100

PM10 (coarse particles):

Fair

24.5/100

NO2 (nitrogen dioxide):

Good

0/100

O3 (ozone):

Fair

27.1/100

SO2 (sulfur dioxide):

Good

0/100

CO (carbon monoxide):

Good

0/100

HCHO (formaldehyde):

Good

0.9/100

PM1 (ultrafine particles):

Good

2.7/100

Levels show the poorest local air quality during the day

Tomorrow - 16 July | Pollution peaks at 09:00

AQI:

Fair

27.5/100

PM2.5 (fine particles):

Good

8.9/100

PM10 (coarse particles):

Good

14.3/100

NO2 (nitrogen dioxide):

Good

0/100

O3 (ozone):

Fair

27.5/100

SO2 (sulfur dioxide):

Good

0/100

CO (carbon monoxide):

Good

0/100

HCHO (formaldehyde):

Good

0.9/100

PM1 (ultrafine particles):

Good

2.1/100

Other Landmarks in Tucson

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Frequently Asked Questions

Is air quality bad in Arizona-Sonora Desert Museum right now?

On 15 July 2026, overall air quality in Arizona-Sonora Desert Museum is fair. AQI is the main air quality indicator at 27.1/100. Pollution peaks around 11:00 AM (O3: 27.1/100).

Will air quality be worse tomorrow in Arizona-Sonora Desert Museum?

On 16 July 2026, air quality conditions in Arizona-Sonora Desert Museum will be similar to today, with AQI forecast at fair at 27.5/100. Pollution peaks around 9:00 AM (O3: 27.5/100).

When is air pollution at its worst in Arizona-Sonora Desert Museum?

This landmark in Tucson sees air quality shift through the year, as the calmest, cleanest stretch usually falls between late autumn and early spring; by contrast, spring dust storms and summer ozone together make March through September the toughest stretch. Monsoon storms in July and August can either clear the air with rain or stir up dust ahead of the storm front.

Are air quality levels in Arizona-Sonora Desert Museum 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