What is the air quality trend in Phak Hai?

Over the past 9 days, Phak Hai had an average AQI of 62 based on station measurements. The worst day was 2026-10-12 with AQI 98.

How is Phak Hai air quality measured?

Air quality in Phak Hai 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 Phak Hai, Thailand

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

Historical PM2.5 and AQI trend from monitoring stations near Phak Hai, Thailand.

Current AQI
Moderate CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

150h

PM2.5 Station

150h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-15	48	22–155	14.0 µg/m³	11h	1
2026-10-14	58	1–120	18.3 µg/m³	16h	1
2026-10-13	62	3–162	20.0 µg/m³	18h	1
2026-10-12	98	30–151	33.4 µg/m³	18h	1
2026-10-11	37	5–120	10.7 µg/m³	18h	1
2026-10-10	70	13–143	23.1 µg/m³	19h	1
2026-10-09	66	1–159	21.4 µg/m³	16h	1
2026-10-08	74	1–140	24.5 µg/m³	20h	1
2026-10-07	50	1–152	15.8 µg/m³	14h	1

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