What is the air quality trend in Fajar?

Over the past 8 days, Fajar had an average AQI of 186 based on station measurements. The worst day was 2026-10-15 with AQI 221.

How is Fajar air quality measured?

Air quality in Fajar 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 Fajar, Singapore

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

Historical PM2.5 and AQI trend from monitoring stations near Fajar, Singapore.

151

Current AQI
Unhealthy Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

168h

PM2.5 Station

168h · 11 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-10-20	162	155–172	76.3 µg/m³	88.0	22h	12
2026-10-19	161	126–172	79.2 µg/m³	90.5	24h	12
2026-10-18	159	131–187	74.7 µg/m³	86.6	24h	10
2026-10-17	200	177–232	141.5 µg/m³	163.9	24h	10
2026-10-16	204	183–238	148.8 µg/m³	171.4	24h	9
2026-10-15	221	191–244	169.9 µg/m³	196.2	24h	10
2026-10-14	202	170–282	138.7 µg/m³	160.7	24h	10
2026-10-13	180	177–183	112.1 µg/m³	126.0	2h	10

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