What is the air quality trend in Mokena?

Over the past 14 days, Mokena had an average AQI of 33 based on station measurements. The worst day was 2026-05-24 with AQI 52.

How is Mokena air quality measured?

Air quality in Mokena 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 Mokena, United States

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

334h

PM2.5 Station

334h · 4 stations

Temperature GFS model

55pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-29	26	19–56	6.4 µg/m³	23h	248
2026-05-28	28	22–40	6.8 µg/m³	24h	237
2026-05-27	44	30–59	10.7 µg/m³	24h	257
2026-05-26	33	26–44	7.9 µg/m³	24h	257
2026-05-25	49	31–72	13.0 µg/m³	24h	257
2026-05-24	52	38–59	13.1 µg/m³	24h	258
2026-05-23	28	21–38	6.7 µg/m³	24h	255
2026-05-22	24	20–28	5.7 µg/m³	24h	247
2026-05-21	22	15–40	5.3 µg/m³	24h	258
2026-05-20	18	15–25	4.3 µg/m³	24h	257
2026-05-19	25	17–40	6.0 µg/m³	24h	257
2026-05-18	42	18–52	10.2 µg/m³	24h	256
2026-05-17	49	32–62	12.5 µg/m³	24h	257
2026-05-16	35	26–52	8.4 µg/m³	23h	255

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