What is the air quality trend in Samut Songkhram?

Over the past 14 days, Samut Songkhram had an average AQI of 89 based on station measurements. The worst day was with AQI .

How is Samut Songkhram air quality measured?

Air quality in Samut Songkhram 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 Samut Songkhram, Thailand

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

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

154

Current AQI
Unhealthy

48 Hours 7 Days 14 Days 20 Days

Air Quality Index Trend

268h

PM2.5 Trend

268h · 11 stations

Daily Summary

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-04-14	94	78–131	32.1 µg/m³	41.5	22h	12
2026-04-13	94	56–150	32.0 µg/m³	41.2	17h	11
2026-04-12	91	65–131	30.5 µg/m³	38.6	24h	12
2026-04-11	87	71–121	28.8 µg/m³	35.9	24h	12
2026-04-10	78	68–93	25.0 µg/m³	30.7	24h	12
2026-04-09	80	60–125	25.9 µg/m³	33.6	18h	10
2026-04-08	112	101–122	39.9 µg/m³	50.4	9h	11
2026-04-07	95	89–107	32.7 µg/m³	40.4	24h	12
2026-04-06	92	62–105	31.4 µg/m³	39.6	18h	11
2026-04-04	100	90–114	34.9 µg/m³	43.3	15h	12
2026-04-03	85	69–97	28.2 µg/m³	33.7	24h	12
2026-04-02	71	53–90	21.7 µg/m³	26.5	24h	10
2026-04-01	85	62–98	28.3 µg/m³	34.9	23h	9
2026-03-31	84	81–88	27.9 µg/m³	31.6	2h	7

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