What is the air quality trend in De Pere?

Over the past 9 days, De Pere had an average AQI of 28 based on station measurements. The worst day was 2026-06-05 with AQI 42.

How is De Pere air quality measured?

Air quality in De Pere 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 De Pere, United States

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

13h

PM2.5 Station

13h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-07	24	22–26	5.8 µg/m³	2h	1
2026-06-05	42	42–42	10.1 µg/m³	1h	1
2026-06-03	30	30–30	7.2 µg/m³	1h	1
2026-06-02	25	21–29	6.0 µg/m³	2h	1
2026-06-01	38	37–40	9.2 µg/m³	2h	1
2026-05-31	26	26–26	6.2 µg/m³	1h	1
2026-05-30	25	25–25	6.0 µg/m³	1h	1
2026-05-29	18	17–18	4.2 µg/m³	2h	1
2026-05-28	30	30–30	7.2 µg/m³	1h	1

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