What is the air quality trend in Cullinan?

Over the past 8 days, Cullinan had an average AQI of 80 based on station measurements. The worst day was 2026-07-17 with AQI 101.

How is Cullinan air quality measured?

Air quality in Cullinan 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 Cullinan, South Africa

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

168h

PM2.5 Station

168h · 6 stations

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	80	46–152	25.5 µg/m³	36.7	21h	10
2026-07-20	73	34–129	22.8 µg/m³	42.2	24h	8
2026-07-19	73	30–149	22.6 µg/m³	40.1	24h	10
2026-07-18	84	42–145	27.5 µg/m³	45.4	24h	9
2026-07-17	101	51–157	35.7 µg/m³	76.8	24h	9
2026-07-16	81	48–123	26.1 µg/m³	44.7	24h	10
2026-07-15	68	32–98	20.5 µg/m³	34.3	24h	9
2026-07-14	83	67–94	27.1 µg/m³	45.5	3h	8

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