What is the air quality trend in Ga-Rankuwa?

Over the past 8 days, Ga-Rankuwa had an average AQI of 91 based on station measurements. The worst day was 2026-07-14 with AQI 139.

How is Ga-Rankuwa air quality measured?

Air quality in Ga-Rankuwa 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 Ga-Rankuwa, South Africa

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

Historical PM2.5 and AQI trend from monitoring stations near Ga-Rankuwa, South Africa.

110

Current AQI
Unhealthy for sensitive groups Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

168h

PM2.5 Station

168h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-07-21	74	36–158	23.7 µg/m³	51.2	20h	10
2026-07-20	77	34–131	24.6 µg/m³	55.0	24h	9
2026-07-19	75	35–111	23.7 µg/m³	52.1	24h	10
2026-07-18	95	47–205	35.4 µg/m³	58.7	24h	9
2026-07-17	110	59–160	39.9 µg/m³	80.0	24h	8
2026-07-16	88	48–165	30.1 µg/m³	53.6	24h	9
2026-07-15	75	37–112	23.7 µg/m³	48.0	24h	8
2026-07-14	139	104–171	63.6 µg/m³	108.6	4h	5

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