What is the air quality trend in Royal Oak?

Over the past 7 days, Royal Oak had an average AQI of 23 based on station measurements. The worst day was 2026-05-27 with AQI 37.

How is Royal Oak air quality measured?

Air quality in Royal Oak 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 Royal Oak, United States

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

108h

PM2.5 Station

108h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-05-30	14	1–30	3.3 µg/m³	3.7	6h	1
2026-05-29	7	4–15	1.7 µg/m³	2.2	7h	1
2026-05-28	4	4–5	1.0 µg/m³	1.7	4h	1
2026-05-27	37	1–90	10.9 µg/m³	11.5	21h	1
2026-05-26	36	2–138	11.4 µg/m³	12.7	23h	1
2026-05-25	30	1–97	8.2 µg/m³	9.0	24h	1
2026-05-24	33	3–85	8.9 µg/m³	9.4	23h	1

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