What is the air quality trend in Samut Prakan?

Over the past 15 days, Samut Prakan had an average AQI of 24 based on station measurements. The worst day was 2026-06-01 with AQI 42.

How is Samut Prakan air quality measured?

Air quality in Samut Prakan 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 Prakan, Thailand

Name: Samut Prakan 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 Prakan, Thailand.

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

335h

PM2.5 Station

335h · 13 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-06-09	32	10–84	9.5 µg/m³	8.2	4h	17
2026-06-08	14	7–25	3.3 µg/m³	2.7	24h	14
2026-06-07	21	2–151	6.7 µg/m³	6.6	24h	10
2026-06-06	22	3–167	8.8 µg/m³	9.0	24h	8
2026-06-05	12	5–23	2.8 µg/m³	2.6	24h	15
2026-06-04	18	3–128	5.6 µg/m³	5.0	24h	12
2026-06-03	17	6–33	4.2 µg/m³	2.7	24h	14
2026-06-02	38	17–66	9.7 µg/m³	4.3	24h	20
2026-06-01	42	15–69	10.7 µg/m³	6.4	23h	14
2026-05-31	34	8–57	8.3 µg/m³	5.4	24h	14
2026-05-30	34	18–55	8.4 µg/m³	5.6	24h	15
2026-05-29	27	9–54	6.6 µg/m³	3.4	24h	19
2026-05-28	28	12–58	6.9 µg/m³	3.4	24h	20
2026-05-27	13	4–27	3.2 µg/m³	2.3	24h	15
2026-05-26	20	11–37	4.8 µg/m³	2.6	20h	18

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