Tucson, AZ Air Quality
As of 5:36 PMAir quality index49Good
Air quality is great — a good day to be outside.
Next 24 hours
US AQIAir quality outlook
Worst hour each day- Today51Moderate
- Thu 859Moderate
- Fri 949Good
- Sat 1043Good
- Sun 1139Good
From our air-quality forecast models (GEOS-CF / GEFS aerosols). AQI uses the US EPA scale.
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Open full mapAbout Tucson weather
Tucson is in Pima County, Arizona, United States at 32.22°, -110.93°. Right now it’s 91° and clear; today’s high is 95° with a 1% chance of rain.
Arizona is known for its arid desert climate, particularly in the southern lowlands where Phoenix regularly ranks as one of the hottest cities in the United States. Summer temperatures in the Sonoran Desert routinely exceed 110 degrees Fahrenheit, and the city has recorded stretches of consecutive days above 100 degrees lasting over a month. Despite the heat, humidity remains very low for most of the year.
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