What is the air quality trend in Phitsanulok?

Over the past 3 days, Phitsanulok had an average AQI of 132 based on station measurements. The worst day was with AQI .

How is Phitsanulok air quality measured?

Air quality in Phitsanulok 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 Phitsanulok, Thailand

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

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

152

Current AQI
Unhealthy

48 Hours 7 Days 14 Days 20 Days

PM2.5 Trend

41h · 32 stations

Daily Summary

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-04-11	132	127–136	47.9 µg/m³	54.0	2h	32
2026-04-10	129	92–173	52.0 µg/m³	58.8	24h	30
2026-04-09	135	90–164	52.2 µg/m³	57.0	15h	29

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