What is the air quality trend in Balfour?

Over the past 8 days, Balfour had an average AQI of 85 based on station measurements. The worst day was 2026-07-17 with AQI 107.

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 Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

161h

PM2.5 Station

161h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-21	73	28–193	27.7 µg/m³	20h	4
2026-07-20	65	18–155	20.7 µg/m³	22h	3
2026-07-19	74	35–148	23.1 µg/m³	24h	4
2026-07-18	91	16–158	31.0 µg/m³	24h	4
2026-07-17	107	25–249	44.4 µg/m³	24h	3
2026-07-16	104	51–169	39.9 µg/m³	24h	3
2026-07-15	89	14–188	33.4 µg/m³	21h	2
2026-07-14	84	63–104	27.1 µg/m³	2h	2

Back to Balfour Air Quality