What is the air quality trend in Passau?

Over the past 14 days, Passau had an average AQI of 42 based on station measurements. The worst day was with AQI .

How is Passau air quality measured?

Air quality in Passau 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 Passau, Germany

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

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

Current AQI
Good

48 Hours 7 Days 14 Days 20 Days

Air Quality Index Trend

267h

PM2.5 Trend

267h · 1 station

Daily Summary

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-04-14	121	25–178	49.9 µg/m³	24.9	23h	3
2026-04-13	62	42–77	17.5 µg/m³	21.6	17h	3
2026-04-12	58	38–72	15.8 µg/m³	20.8	24h	4
2026-04-11	48	23–74	12.9 µg/m³	16.8	24h	4
2026-04-10	55	38–67	14.4 µg/m³	18.7	24h	4
2026-04-09	31	20–49	7.5 µg/m³	15.9	17h	3
2026-04-08	19	13–26	4.6 µg/m³	9.4	9h	3
2026-04-07	23	13–40	5.6 µg/m³	8.9	24h	4
2026-04-06	19	13–30	4.6 µg/m³	6.8	18h	3
2026-04-04	24	10–55	5.9 µg/m³	8.6	15h	4
2026-04-03	41	21–60	10.3 µg/m³	14.2	24h	3
2026-04-02	48	21–71	12.0 µg/m³	17.1	24h	3
2026-04-01	35	18–45	8.3 µg/m³	11.4	23h	3
2026-03-31	17	17–17	4.0 µg/m³	6.0	1h	1

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