What is the air quality trend in San Pietro a Patierno?

Over the past 3 days, San Pietro a Patierno had an average AQI of 11 based on station measurements. The worst day was 2026-06-08 with AQI 16.

How is San Pietro a Patierno air quality measured?

Air quality in San Pietro a Patierno 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 San Pietro a Patierno, Italy

Name: San Pietro a Patierno Air Quality History
Creator: CERNS.IO
License: https://creativecommons.org/licenses/by/4.0/

Historical PM2.5 and AQI trend from monitoring stations near San Pietro a Patierno, Italy.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

46h

PM2.5 Station

46h · 1 station

Temperature GFS model

8pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-06-09	11	1–21	2.5 µg/m³	2.8	13h	1
2026-06-08	16	1–46	3.8 µg/m³	4.5	24h	1
2026-06-07	8	2–13	1.9 µg/m³	2.3	9h	1

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