What is the air quality trend in Streamwood?

Over the past 8 days, Streamwood had an average AQI of 49 based on station measurements. The worst day was 2026-09-01 with AQI 56.

How is Streamwood air quality measured?

Air quality in Streamwood 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 Streamwood, United States

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

165h

PM2.5 Station

165h · 251 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-09-05	47	25–55	11.6 µg/m³	11.6	14h	250
2026-09-04	45	27–54	10.7 µg/m³	1.3	24h	249
2026-09-03	46	30–58	11.3 µg/m³	1.7	24h	250
2026-09-02	56	53–59	14.6 µg/m³	2.2	24h	250
2026-09-01	56	38–61	14.7 µg/m³	5.8	24h	240
2026-08-31	54	47–59	13.7 µg/m³	3.4	24h	250
2026-08-30	47	42–57	11.5 µg/m³	2.1	24h	250
2026-08-29	46	45–49	11.1 µg/m³	6.2	7h	252

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