What is the air quality trend in Oakland?

Over the past 7 days, Oakland had an average AQI of 19 based on station measurements. The worst day was with AQI .

How is Oakland air quality measured?

Air quality in Oakland 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 Oakland, United States

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

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

Current AQI
Good

48 Hours 7 Days 14 Days 20 Days

PM2.5 Trend

105h · 102 stations

Daily Summary

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-04-11	12	11–12	2.8 µg/m³	12h	101
2026-04-10	12	12–14	3.0 µg/m³	24h	102
2026-04-09	17	14–18	4.0 µg/m³	16h	102
2026-04-08	25	13–44	6.0 µg/m³	10h	82
2026-04-07	24	21–27	5.7 µg/m³	24h	102
2026-04-06	26	20–32	6.3 µg/m³	18h	101
2026-04-04	18	18–18	4.4 µg/m³	1h	102

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