What is the air quality trend in Cudahy?

Over the past 8 days, Cudahy had an average AQI of 129 based on station measurements. The worst day was 2026-07-17 with AQI 344.

How is Cudahy air quality measured?

Air quality in Cudahy 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 Cudahy, United States

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

36h

PM2.5 Station

36h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-22	18	13–22	4.2 µg/m³	2h	2
2026-07-21	47	28–71	12.6 µg/m³	4h	2
2026-07-20	135	118–152	49.6 µg/m³	6h	2
2026-07-19	153	151–155	60.3 µg/m³	2h	2
2026-07-18	68	42–142	20.3 µg/m³	6h	2
2026-07-17	344	294–397	304.5 µg/m³	4h	2
2026-07-16	233	215–250	183.1 µg/m³	4h	2
2026-07-15	40	35–46	9.6 µg/m³	8h	2

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