What is the air quality trend in Thomson?

Over the past 8 days, Thomson had an average AQI of 68 based on station measurements. The worst day was 2026-05-24 with AQI 91.

How is Thomson air quality measured?

Air quality in Thomson 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 Thomson, Singapore

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

162h

PM2.5 Station

162h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-05-29	33	9–70	8.3 µg/m³	8.6	20h	1
2026-05-28	61	13–77	17.4 µg/m³	17.9	20h	1
2026-05-27	72	53–99	22.2 µg/m³	23.3	24h	1
2026-05-26	68	14–105	21.1 µg/m³	22.5	24h	1
2026-05-25	89	68–124	29.9 µg/m³	32.6	24h	1
2026-05-24	91	67–119	30.8 µg/m³	34.0	24h	1
2026-05-23	74	30–93	23.6 µg/m³	24.4	24h	1
2026-05-22	56	48–63	14.7 µg/m³	15.9	2h	1

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