What is the air quality trend in Malmesbury?

Over the past 8 days, Malmesbury had an average AQI of 42 based on station measurements. The worst day was 2026-06-08 with AQI 51.

How is Malmesbury air quality measured?

Air quality in Malmesbury 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 Malmesbury, South Africa

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

Historical PM2.5 and AQI trend from monitoring stations near Malmesbury, South Africa.

Current AQI
Moderate CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

166h

PM2.5 Station

166h · 5 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-06-09	49	40–58	12.4 µg/m³	15.4	2h	4
2026-06-08	51	25–132	14.1 µg/m³	27.9	24h	4
2026-06-07	45	13–100	11.8 µg/m³	25.6	24h	4
2026-06-06	49	17–123	14.0 µg/m³	33.0	24h	4
2026-06-05	39	17–128	10.3 µg/m³	28.2	24h	4
2026-06-04	34	13–158	9.6 µg/m³	13.2	24h	4
2026-06-03	33	13–192	11.9 µg/m³	22.9	23h	4
2026-06-02	39	10–153	11.1 µg/m³	16.2	21h	4

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