What is the air quality trend in Elmshorn?

Over the past 13 days, Elmshorn had an average AQI of 31 based on station measurements. The worst day was 2026-10-21 with AQI 92.

How is Elmshorn air quality measured?

Air quality in Elmshorn 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 Elmshorn, Germany

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

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

Current AQI
Moderate CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

163h

PM2.5 Station

163h · 4 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-21	92	52–112	31.3 µg/m³	10h	1
2026-10-20	47	3–122	13.8 µg/m³	16h	1
2026-10-18	6	1–22	1.4 µg/m³	9h	1
2026-10-16	17	4–69	4.4 µg/m³	23h	1
2026-10-15	17	2–43	4.2 µg/m³	24h	1
2026-10-14	17	1–50	4.1 µg/m³	6h	1
2026-10-13	17	3–45	4.1 µg/m³	22h	1
2026-10-12	46	6–153	13.4 µg/m³	12h	1
2026-10-11	18	17–20	4.4 µg/m³	6h	2
2026-10-10	17	13–21	4.0 µg/m³	9h	1
2026-10-09	17	16–18	4.1 µg/m³	5h	2
2026-10-08	43	31–51	10.4 µg/m³	8h	3
2026-10-07	50	44–55	12.0 µg/m³	12h	3

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