What is the air quality trend in Irvine?

Over the past 15 days, Irvine had an average AQI of 37 based on station measurements. The worst day was 2026-06-05 with AQI 63.

How is Irvine air quality measured?

Air quality in Irvine 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 Irvine, United States

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

328h

PM2.5 Station

328h · 100 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-09	35	35–36	8.5 µg/m³	3h	102
2026-06-08	37	33–43	8.8 µg/m³	24h	101
2026-06-07	36	34–38	8.5 µg/m³	24h	103
2026-06-06	48	40–54	11.6 µg/m³	23h	103
2026-06-05	63	52–74	17.7 µg/m³	24h	103
2026-06-04	54	42–64	14.0 µg/m³	24h	103
2026-06-03	51	34–66	13.1 µg/m³	24h	103
2026-06-02	53	44–59	13.4 µg/m³	24h	103
2026-06-01	46	40–52	11.0 µg/m³	21h	104
2026-05-31	41	25–54	9.8 µg/m³	24h	102
2026-05-30	22	15–30	5.3 µg/m³	24h	103
2026-05-29	17	14–20	4.0 µg/m³	24h	103
2026-05-28	19	17–22	4.5 µg/m³	22h	103
2026-05-27	21	19–24	5.1 µg/m³	24h	104
2026-05-26	24	23–24	5.6 µg/m³	19h	104

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