What is the air quality trend in Altstadt Nord?

Over the past 8 days, Altstadt Nord had an average AQI of 9 based on station measurements. The worst day was 2026-06-02 with AQI 14.

How is Altstadt Nord air quality measured?

Air quality in Altstadt Nord 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 Altstadt Nord, Germany

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

149h

PM2.5 Station

149h · 2 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-06-09	7	5–8	1.7 µg/m³	2.0	5h	2
2026-06-08	12	4–23	2.8 µg/m³	3.0	24h	3
2026-06-07	12	2–33	3.0 µg/m³	4.0	21h	2
2026-06-06	12	1–52	2.8 µg/m³	3.2	23h	2
2026-06-05	8	2–29	2.0 µg/m³	2.8	22h	2
2026-06-04	6	4–17	1.5 µg/m³	2.2	19h	2
2026-06-03	7	4–15	1.8 µg/m³	2.3	17h	2
2026-06-02	14	4–39	3.3 µg/m³	3.5	18h	2

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