What is the air quality trend in Calabasas?

Over the past 21 days, Calabasas had an average AQI of 43 based on station measurements. The worst day was 2026-05-10 with AQI 99.

How is Calabasas air quality measured?

Air quality in Calabasas 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 Calabasas, United States

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

468h

PM2.5 Station

468h · 1 station

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-30	17	12–29	4.1 µg/m³	8h	1
2026-05-29	18	12–33	4.3 µg/m³	24h	1
2026-05-28	21	12–38	4.9 µg/m³	16h	1
2026-05-27	25	12–38	6.0 µg/m³	24h	1
2026-05-26	27	17–53	6.5 µg/m³	24h	1
2026-05-25	32	17–59	7.8 µg/m³	24h	1
2026-05-24	50	29–72	13.4 µg/m³	24h	1
2026-05-23	57	38–95	15.7 µg/m³	24h	1
2026-05-22	58	21–102	17.5 µg/m³	22h	1
2026-05-21	36	21–72	8.9 µg/m³	24h	1
2026-05-20	45	17–119	12.7 µg/m³	23h	1
2026-05-19	42	12–99	12.2 µg/m³	24h	1
2026-05-18	45	12–80	12.1 µg/m³	24h	1
2026-05-17	46	29–66	11.8 µg/m³	24h	1
2026-05-16	44	29–59	10.6 µg/m³	24h	1
2026-05-15	59	33–99	17.0 µg/m³	24h	1
2026-05-14	45	21–82	11.8 µg/m³	24h	1
2026-05-13	38	17–50	9.2 µg/m³	24h	1
2026-05-12	60	21–122	18.7 µg/m³	24h	1
2026-05-11	58	21–97	17.1 µg/m³	24h	1
2026-05-10	99	55–173	37.5 µg/m³	15h	1

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