What is the air quality trend in Castelfranco Emilia?

Over the past 3 days, Castelfranco Emilia had an average AQI of 23 based on station measurements. The worst day was 2026-07-22 with AQI 28.

How is Castelfranco Emilia air quality measured?

Air quality in Castelfranco Emilia 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 Castelfranco Emilia, Italy

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

Historical PM2.5 and AQI trend from monitoring stations near Castelfranco Emilia, Italy.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

44h

PM2.5 Station

44h · 1 station

Temperature GFS model

8pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-07-22	28	22–44	6.8 µg/m³	7.6	6h	1
2026-07-21	17	3–32	4.1 µg/m³	4.7	23h	1
2026-07-20	24	1–93	6.4 µg/m³	7.1	15h	1

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