What is the air quality trend in Chon Daen?

Over the past 14 days, Chon Daen had an average AQI of 39 based on station measurements. The worst day was 2026-06-01 with AQI 57.

How is Chon Daen air quality measured?

Air quality in Chon Daen 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 Chon Daen, Thailand

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

Historical PM2.5 and AQI trend from monitoring stations near Chon Daen, Thailand.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

294h

PM2.5 Station

294h · 10 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-06-08	45	26–93	12.1 µg/m³	16.5	21h	10
2026-06-07	33	4–60	8.2 µg/m³	10.2	21h	11
2026-06-06	35	25–53	8.4 µg/m³	9.3	20h	9
2026-06-05	34	22–63	8.4 µg/m³	9.3	21h	10
2026-06-04	37	19–71	9.4 µg/m³	10.2	22h	9
2026-06-03	55	42–66	14.5 µg/m³	20.7	20h	11
2026-06-02	54	4–68	14.3 µg/m³	18.3	21h	10
2026-06-01	57	46–65	14.9 µg/m³	23.9	18h	11
2026-05-31	54	45–68	13.8 µg/m³	21.7	21h	11
2026-05-30	22	12–37	5.2 µg/m³	5.6	22h	8
2026-05-29	33	13–65	8.2 µg/m³	30.3	21h	9
2026-05-28	25	4–54	6.0 µg/m³	10.7	22h	8
2026-05-27	34	4–68	8.6 µg/m³	9.7	23h	9
2026-05-26	34	12–63	8.3 µg/m³	16.1	21h	10

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