What is the air quality trend in Flensburg?

Over the past 7 days, Flensburg had an average AQI of 38 based on station measurements. The worst day was 2026-05-26 with AQI 55.

How is Flensburg air quality measured?

Air quality in Flensburg 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 Flensburg, Germany

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

73h

PM2.5 Station

73h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-28	34	1–61	8.5 µg/m³	10h	1
2026-05-27	38	2–55	9.3 µg/m³	10h	1
2026-05-26	55	22–124	15.4 µg/m³	10h	1
2026-05-25	29	8–44	7.1 µg/m³	11h	1
2026-05-24	35	13–59	8.7 µg/m³	11h	1
2026-05-23	40	13–69	10.2 µg/m³	12h	1
2026-05-22	37	16–53	8.9 µg/m³	9h	1

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