What is the air quality trend in Phitsanulok?

Over the past 14 days, Phitsanulok had an average AQI of 123 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

232h · 31 stations

Daily Summary

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-04-11	136	136–136	49.6 µg/m³	55.7	1h	31
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
2026-04-08	123	82–154	45.1 µg/m³	52.3	10h	27
2026-04-07	129	98–166	49.3 µg/m³	60.8	24h	30
2026-04-06	151	115–181	71.0 µg/m³	82.3	17h	29
2026-04-04	112	92–158	40.8 µg/m³	48.8	15h	30
2026-04-03	121	79–172	48.9 µg/m³	56.4	23h	30
2026-04-02	135	98–167	52.9 µg/m³	63.2	19h	30
2026-04-01	143	102–165	59.4 µg/m³	70.8	17h	30
2026-03-31	129	87–155	48.8 µg/m³	65.0	15h	26
2026-03-30	93	67–129	31.8 µg/m³	35.9	9h	26
2026-03-29	104	80–135	36.4 µg/m³	41.9	23h	29
2026-03-28	92	83–106	31.5 µg/m³	39.1	20h	29

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