What is the air quality trend in Zülpich?

Over the past 15 days, Zülpich had an average AQI of 39 based on station measurements. The worst day was 2026-07-17 with AQI 50.

How is Zülpich air quality measured?

Air quality in Zülpich 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 Zülpich, Germany

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

338h

PM2.5 Station

338h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-07-22	28	18–38	6.7 µg/m³	5.6	7h	11
2026-07-21	45	12–151	11.9 µg/m³	6.5	24h	13
2026-07-20	40	25–58	9.8 µg/m³	4.9	24h	13
2026-07-19	33	21–57	8.1 µg/m³	4.8	24h	13
2026-07-18	48	26–84	12.3 µg/m³	18.1	24h	13
2026-07-17	50	38–61	12.4 µg/m³	16.3	24h	13
2026-07-16	47	35–80	11.7 µg/m³	10.2	24h	13
2026-07-15	44	31–108	11.1 µg/m³	14.9	24h	13
2026-07-14	42	31–55	10.2 µg/m³	9.4	24h	12
2026-07-13	39	27–64	9.4 µg/m³	7.7	24h	12
2026-07-12	31	21–50	7.5 µg/m³	6.0	24h	13
2026-07-11	35	20–54	8.5 µg/m³	9.4	24h	13
2026-07-10	41	28–60	9.8 µg/m³	13.7	24h	14
2026-07-09	42	31–60	10.4 µg/m³	14.9	24h	14
2026-07-08	31	19–40	7.4 µg/m³	7.9	19h	14

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