What is the air quality trend in Hawthorne?

Over the past 8 days, Hawthorne had an average AQI of 80 based on station measurements. The worst day was 2026-07-16 with AQI 117.

How is Hawthorne air quality measured?

Air quality in Hawthorne 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 Hawthorne, United States

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

168h

PM2.5 Station

168h · 5 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-07-22	42	42–42	10.0 µg/m³	—	1h	5
2026-07-21	56	29–95	15.4 µg/m³	112.7	24h	10
2026-07-20	58	30–88	16.4 µg/m³	149.0	24h	8
2026-07-19	66	39–98	19.6 µg/m³	102.8	24h	9
2026-07-18	101	68–152	35.2 µg/m³	125.2	24h	9
2026-07-17	115	52–192	47.6 µg/m³	122.2	24h	9
2026-07-16	117	76–175	44.4 µg/m³	138.1	24h	9
2026-07-15	87	33–156	29.4 µg/m³	102.6	23h	7

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