What is the air quality trend in Shorewood?

Over the past 8 days, Shorewood had an average AQI of 31 based on station measurements. The worst day was 2026-10-21 with AQI 55.

How is Shorewood air quality measured?

Air quality in Shorewood 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 Shorewood, United States

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

165h

PM2.5 Station

165h · 213 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-10-21	55	53–57	14.0 µg/m³	9.1	3h	213
2026-10-20	52	16–73	13.7 µg/m³	1.1	24h	186
2026-10-19	28	22–40	6.7 µg/m³	3.4	24h	212
2026-10-18	23	16–35	5.5 µg/m³	—	24h	194
2026-10-17	16	13–23	3.9 µg/m³	4.5	24h	212
2026-10-16	19	11–40	4.6 µg/m³	1.1	24h	202
2026-10-15	24	14–42	5.8 µg/m³	1.6	24h	212
2026-10-14	35	19–52	8.5 µg/m³	1.4	18h	211

Back to Shorewood Air Quality