What is the air quality trend in Leslie?

Over the past 8 days, Leslie had an average AQI of 84 based on station measurements. The worst day was 2026-05-21 with AQI 125.

How is Leslie air quality measured?

Air quality in Leslie 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 Leslie, South Africa

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

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

114

Current AQI
Unhealthy for sensitive groups Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

167h

PM2.5 Station

167h · 5 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-28	78	41–137	24.4 µg/m³	21h	7
2026-05-27	84	27–166	28.8 µg/m³	24h	8
2026-05-26	82	42–157	26.9 µg/m³	24h	10
2026-05-25	77	52–123	24.2 µg/m³	24h	11
2026-05-24	64	32–154	19.0 µg/m³	24h	9
2026-05-23	92	44–250	36.1 µg/m³	24h	10
2026-05-22	72	20–152	22.7 µg/m³	24h	9
2026-05-21	125	71–179	65.8 µg/m³	2h	6

Back to Leslie Air Quality