Air quality index83Moderate

Acceptable for most people; unusually sensitive people should take it easier outdoors.

Next 24 hours

US AQI

89Now
84
78
607 PM
42
24
2910 PM
34
39
401 AM
41
41
414 AM
40
39
397 AM
38
37
4810 AM
58
69
781 PM
87
96

Air quality outlook

Worst hour each day

Today94Moderate
Thu 896Moderate
Fri 967Moderate
Sat 1049Good
Sun 1133Good

From our air-quality forecast models (GEOS-CF / GEFS aerosols). AQI uses the US EPA scale.

Live radar

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About Phoenix weather

Phoenix is in Maricopa County, Arizona, United States at 33.45°, -112.07°. Right now it’s 102° and mostly clear; today’s high is 101° 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.