What is the air quality trend in Greenock?

Over the past 8 days, Greenock had an average AQI of 55 based on station measurements. The worst day was 2026-10-20 with AQI 78.

How is Greenock air quality measured?

Air quality in Greenock 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 Greenock, United Kingdom

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

Historical PM2.5 and AQI trend from monitoring stations near Greenock, United Kingdom.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

165h

PM2.5 Station

165h · 16 stations

Temperature GFS model

27pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-21	51	24–99	14.1 µg/m³	13h	16
2026-10-20	78	38–199	27.7 µg/m³	24h	16
2026-10-19	55	19–87	15.2 µg/m³	24h	12
2026-10-18	59	22–115	16.6 µg/m³	24h	15
2026-10-17	66	20–151	20.4 µg/m³	24h	16
2026-10-16	49	18–80	13.4 µg/m³	24h	15
2026-10-15	45	22–153	12.0 µg/m³	24h	18
2026-10-14	41	29–57	10.2 µg/m³	8h	24

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