What is the air quality trend in Balfour?

Over the past 9 days, Balfour had an average AQI of 98 based on station measurements. The worst day was 2026-08-18 with AQI 337.

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
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

13h

PM2.5 Station

13h · 1 station

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-09-04	20	20–20	4.8 µg/m³	1h	1
2026-09-02	60	12–87	19.3 µg/m³	3h	1
2026-09-01	50	50–50	12.0 µg/m³	1h	1
2026-08-31	55	55–55	14.0 µg/m³	1h	1
2026-08-30	87	87–87	29.2 µg/m³	1h	1
2026-08-29	59	59–59	15.9 µg/m³	1h	2
2026-08-25	152	152–152	57.4 µg/m³	1h	1
2026-08-23	68	68–68	20.2 µg/m³	1h	1
2026-08-18	337	11–500	614.1 µg/m³	3h	1

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