What is the air quality trend in Bad Hersfeld?

Over the past 7 days, Bad Hersfeld had an average AQI of 33 based on station measurements. The worst day was 2026-07-18 with AQI 52.

How is Bad Hersfeld air quality measured?

Air quality in Bad Hersfeld 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 Bad Hersfeld, Germany

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

48h

PM2.5 Station

48h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-21	20	12–33	4.7 µg/m³	3h	1
2026-07-20	25	19–28	6.1 µg/m³	6h	1
2026-07-19	29	27–30	6.9 µg/m³	5h	1
2026-07-18	52	40–60	13.5 µg/m³	4h	1
2026-07-17	39	34–44	9.3 µg/m³	7h	1
2026-07-16	34	30–38	8.2 µg/m³	8h	1
2026-07-15	34	30–40	8.1 µg/m³	15h	1

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