What is the air quality trend in Cham?

Over the past 6 days, Cham had an average AQI of 21 based on station measurements. The worst day was with AQI .

How is Cham air quality measured?

Air quality in Cham 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 Cham, Germany

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

Historical PM2.5 and AQI trend from monitoring stations near Cham, Germany.

Current AQI
Moderate

48 Hours 7 Days 14 Days 20 Days

PM2.5 Trend

85h · 1 station

Daily Summary

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-04-10	30	21–42	7.2 µg/m³	17h	1
2026-04-09	28	12–50	6.8 µg/m³	12h	1
2026-04-08	16	12–21	3.9 µg/m³	8h	1
2026-04-07	24	12–50	5.7 µg/m³	20h	1
2026-04-06	14	8–21	3.3 µg/m³	14h	1
2026-04-04	17	8–42	4.2 µg/m³	14h	1

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