What is the air quality trend in Yuma?

Over the past 8 days, Yuma had an average AQI of 56 based on station measurements. The worst day was 2026-07-16 with AQI 90.

How is Yuma air quality measured?

Air quality in Yuma is measured by ground-level monitoring stations that report PM2.5 and PM10 concentrations hourly. CERNS.IO aggregates readings from nearby stations and converts PM2.5 to the US EPA Air Quality Index (AQI) scale.

Air Quality History for Yuma, United States

Name: Yuma Air Quality History
Creator: CERNS.IO
License: https://creativecommons.org/licenses/by/4.0/

Historical PM2.5 and AQI trend from monitoring stations near Yuma, United States.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

69h

PM2.5 Station

69h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-21	47	5–96	14.8 µg/m³	6h	1
2026-07-20	58	7–100	16.7 µg/m³	10h	1
2026-07-19	56	13–139	16.8 µg/m³	10h	1
2026-07-18	59	17–191	24.5 µg/m³	9h	1
2026-07-17	61	19–367	33.8 µg/m³	13h	1
2026-07-16	90	17–294	49.6 µg/m³	7h	1
2026-07-15	43	24–104	11.3 µg/m³	13h	1
2026-07-14	38	38–38	9.1 µg/m³	1h	1

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