What is the air quality trend in Nakhon Sawan?

Over the past 10 days, Nakhon Sawan had an average AQI of 47 based on station measurements. The worst day was 2026-07-19 with AQI 58.

How is Nakhon Sawan air quality measured?

Air quality in Nakhon Sawan 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 Nakhon Sawan, Thailand

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

42h

PM2.5 Station

42h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-19	58	58–58	15.4 µg/m³	1h	1
2026-07-17	56	56–57	14.7 µg/m³	2h	1
2026-07-16	47	43–51	11.3 µg/m³	3h	1
2026-07-15	43	36–48	10.3 µg/m³	8h	1
2026-07-14	50	44–55	12.2 µg/m³	7h	1
2026-07-12	32	29–36	7.8 µg/m³	2h	1
2026-07-11	51	45–56	12.5 µg/m³	7h	1
2026-07-10	38	36–40	9.1 µg/m³	4h	1
2026-07-09	47	45–50	11.4 µg/m³	3h	1
2026-07-08	51	48–54	12.5 µg/m³	5h	1

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