What is the air quality trend in Chom Thong?

Over the past 8 days, Chom Thong had an average AQI of 21 based on station measurements. The worst day was 2026-05-28 with AQI 29.

How is Chom Thong air quality measured?

Air quality in Chom Thong 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 Chom Thong, Thailand

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

Historical PM2.5 and AQI trend from monitoring stations near Chom Thong, Thailand.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

168h

PM2.5 Station

168h · 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	28	7–67	7.0 µg/m³	1.7	22h	21
2026-05-28	29	10–58	7.1 µg/m³	2.4	24h	24
2026-05-27	14	5–32	3.4 µg/m³	1.2	24h	18
2026-05-26	26	10–56	6.3 µg/m³	1.3	24h	22
2026-05-25	22	6–58	5.4 µg/m³	2.3	24h	20
2026-05-24	15	6–121	4.1 µg/m³	3.4	24h	14
2026-05-23	20	3–57	5.0 µg/m³	2.4	24h	15
2026-05-22	14	10–18	3.3 µg/m³	1.9	2h	17

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