What is the air quality trend in Balfour?

Over the past 8 days, Balfour had an average AQI of 61 based on station measurements. The worst day was 2026-06-01 with AQI 109.

How is Balfour air quality measured?

Air quality in Balfour 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 Balfour, South Africa

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

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

Current AQI
Moderate CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

144h

PM2.5 Station

144h · 2 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-06-08	55	18–158	17.9 µg/m³	—	15h	2
2026-06-07	34	13–137	9.1 µg/m³	—	17h	2
2026-06-06	36	7–152	10.4 µg/m³	—	20h	2
2026-06-05	27	10–78	6.9 µg/m³	—	20h	2
2026-06-04	48	1–132	13.8 µg/m³	57.8	23h	2
2026-06-03	96	23–201	40.0 µg/m³	129.1	24h	3
2026-06-02	90	11–199	36.8 µg/m³	103.4	24h	2
2026-06-01	109	109–109	38.7 µg/m³	91.5	1h	2

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