What is the air quality trend in Benoni?

Over the past 7 days, Benoni had an average AQI of 140 based on station measurements. The worst day was 2026-05-29 with AQI 170.

How is Benoni air quality measured?

Air quality in Benoni 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 Benoni, South Africa

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

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

173

Current AQI
Unhealthy Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

13h

PM2.5 Station

13h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-06-04	68	68–68	20.0 µg/m³	59.1	1h	1
2026-06-03	162	162–162	76.0 µg/m³	118.9	1h	1
2026-06-02	144	95–193	84.5 µg/m³	143.2	2h	1
2026-06-01	140	72–173	58.7 µg/m³	81.2	5h	2
2026-05-31	142	142–142	52.0 µg/m³	78.6	1h	1
2026-05-30	159	153–165	71.0 µg/m³	111.0	2h	1
2026-05-29	170	170–170	92.0 µg/m³	136.6	1h	1

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