What is the air quality trend in Si Mahosot?

Over the past 14 days, Si Mahosot had an average AQI of 68 based on station measurements. The worst day was 2026-07-19 with AQI 85.

How is Si Mahosot air quality measured?

Air quality in Si Mahosot 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 Si Mahosot, Thailand

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

Historical PM2.5 and AQI trend from monitoring stations near Si Mahosot, Thailand.

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

183h

PM2.5 Station

183h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-21	65	45–76	19.0 µg/m³	6h	1
2026-07-20	68	68–68	20.2 µg/m³	1h	1
2026-07-19	85	72–108	27.8 µg/m³	3h	1
2026-07-18	75	59–84	23.4 µg/m³	5h	1
2026-07-17	67	55–81	19.7 µg/m³	6h	1
2026-07-16	58	53–67	15.3 µg/m³	9h	1
2026-07-15	60	47–77	16.4 µg/m³	23h	1
2026-07-14	72	53–93	22.1 µg/m³	20h	1
2026-07-13	58	38–72	15.6 µg/m³	21h	1
2026-07-12	61	41–83	17.2 µg/m³	22h	1
2026-07-11	69	50–90	20.8 µg/m³	23h	1
2026-07-10	77	61–112	24.4 µg/m³	21h	1
2026-07-09	76	62–89	23.9 µg/m³	13h	1
2026-07-08	62	15–85	18.3 µg/m³	10h	1

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