What is the air quality trend in Geylang?

Over the past 8 days, Geylang had an average AQI of 205 based on station measurements. The worst day was 2026-10-15 with AQI 249.

How is Geylang air quality measured?

Air quality in Geylang 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 Geylang, Singapore

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

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

171

Current AQI
Unhealthy Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

168h

PM2.5 Station

168h · 10 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	187	157–292	114.8 µg/m³	127.7	21h	11
2026-10-19	188	139–287	119.1 µg/m³	133.0	24h	11
2026-10-18	170	127–279	91.6 µg/m³	103.1	24h	9
2026-10-17	210	173–275	152.3 µg/m³	179.1	24h	9
2026-10-16	237	178–310	185.3 µg/m³	216.4	24h	8
2026-10-15	249	208–324	199.1 µg/m³	234.7	24h	9
2026-10-14	214	181–309	157.7 µg/m³	184.9	24h	9
2026-10-13	185	179–190	121.9 µg/m³	139.4	3h	8

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