What is the air quality trend in Massarosa?

Over the past 21 days, Massarosa had an average AQI of 38 based on station measurements. The worst day was 2026-05-22 with AQI 50.

How is Massarosa air quality measured?

Air quality in Massarosa 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 Massarosa, Italy

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

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

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

409h

PM2.5 Station

409h · 2 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-09	34	21–70	8.7 µg/m³	11h	2
2026-06-08	33	12–115	8.6 µg/m³	19h	2
2026-06-07	32	13–58	7.8 µg/m³	22h	2
2026-06-06	49	18–351	23.2 µg/m³	21h	2
2026-06-05	30	10–117	8.0 µg/m³	17h	2
2026-06-04	32	13–96	8.2 µg/m³	21h	2
2026-06-03	35	9–98	9.0 µg/m³	21h	2
2026-06-02	31	12–53	7.4 µg/m³	19h	2
2026-06-01	35	7–116	9.2 µg/m³	19h	2
2026-05-31	36	20–55	8.7 µg/m³	21h	2
2026-05-30	36	8–63	9.0 µg/m³	21h	2
2026-05-29	42	4–101	10.7 µg/m³	20h	2
2026-05-28	40	21–68	10.0 µg/m³	21h	2
2026-05-27	47	1–152	12.7 µg/m³	22h	2
2026-05-26	47	8–160	13.7 µg/m³	20h	2
2026-05-25	39	20–65	9.7 µg/m³	20h	1
2026-05-24	39	17–62	9.4 µg/m³	22h	2
2026-05-23	43	12–69	10.7 µg/m³	19h	2
2026-05-22	50	8–369	23.3 µg/m³	22h	2
2026-05-21	49	18–405	24.2 µg/m³	23h	2
2026-05-20	33	8–45	8.0 µg/m³	8h	2

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