What is the air quality trend in Fond du Lac?

Over the past 15 days, Fond du Lac had an average AQI of 40 based on station measurements. The worst day was 2026-08-04 with AQI 64.

How is Fond du Lac air quality measured?

Air quality in Fond du Lac 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 Fond du Lac, United States

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

Historical PM2.5 and AQI trend from monitoring stations near Fond du Lac, United States.

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

208h

PM2.5 Station

208h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-08-08	30	18–42	7.2 µg/m³	2h	2
2026-08-07	28	13–43	6.7 µg/m³	18h	1
2026-08-06	44	10–85	11.4 µg/m³	16h	1
2026-08-05	47	20–82	12.3 µg/m³	14h	1
2026-08-04	64	5–500	82.8 µg/m³	15h	1
2026-08-03	31	1–53	7.6 µg/m³	14h	1
2026-08-02	31	13–51	7.3 µg/m³	18h	1
2026-08-01	38	13–78	9.9 µg/m³	10h	2
2026-07-31	36	19–73	9.1 µg/m³	14h	1
2026-07-30	43	11–124	12.3 µg/m³	17h	1
2026-07-29	47	12–86	13.6 µg/m³	16h	1
2026-07-28	61	9–153	19.2 µg/m³	13h	1
2026-07-27	38	13–72	9.7 µg/m³	16h	1
2026-07-26	38	13–69	9.4 µg/m³	16h	1
2026-07-25	38	10–76	10.2 µg/m³	9h	1

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