What is the air quality trend in Cedar City?

Over the past 15 days, Cedar City had an average AQI of 45 based on station measurements. The worst day was 2026-05-26 with AQI 54.

How is Cedar City air quality measured?

Air quality in Cedar City 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 Cedar City, United States

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

299h

PM2.5 Station

299h · 2 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-09	36	13–74	9.2 µg/m³	16h	2
2026-06-08	41	10–78	10.3 µg/m³	23h	2
2026-06-07	52	23–172	16.1 µg/m³	18h	2
2026-06-06	46	10–119	12.6 µg/m³	23h	2
2026-06-05	42	2–71	10.6 µg/m³	21h	2
2026-06-04	45	19–66	11.3 µg/m³	20h	2
2026-06-03	41	25–67	10.1 µg/m³	22h	2
2026-06-02	44	17–68	11.4 µg/m³	21h	2
2026-06-01	48	21–76	12.7 µg/m³	23h	3
2026-05-31	48	18–99	12.6 µg/m³	23h	2
2026-05-30	50	20–91	13.6 µg/m³	22h	2
2026-05-29	43	24–60	10.6 µg/m³	20h	3
2026-05-28	50	2–124	13.6 µg/m³	20h	2
2026-05-27	47	25–96	12.5 µg/m³	21h	2
2026-05-26	54	43–62	13.9 µg/m³	6h	3

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