What is the air quality trend in Renfrew?

Over the past 8 days, Renfrew had an average AQI of 69 based on station measurements. The worst day was 2026-06-04 with AQI 79.

How is Renfrew air quality measured?

Air quality in Renfrew 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 Renfrew, United Kingdom

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

167h

PM2.5 Station

167h · 2 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-09	64	13–164	25.9 µg/m³	4h	8
2026-06-08	75	20–180	27.1 µg/m³	24h	27
2026-06-07	70	23–139	21.9 µg/m³	24h	26
2026-06-06	70	22–161	22.4 µg/m³	24h	25
2026-06-05	68	23–154	21.1 µg/m³	24h	27
2026-06-04	79	31–171	27.3 µg/m³	24h	22
2026-06-03	71	30–158	22.5 µg/m³	24h	25
2026-06-02	59	27–87	16.8 µg/m³	19h	29

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