What is the air quality trend in Nakhon Ratchasima?

Over the past 14 days, Nakhon Ratchasima had an average AQI of 56 based on station measurements. The worst day was 2026-05-15 with AQI 73.

How is Nakhon Ratchasima air quality measured?

Air quality in Nakhon Ratchasima 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 Ratchasima, Thailand

Name: Nakhon Ratchasima 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 Ratchasima, Thailand.

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

43h

PM2.5 Station

43h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-28	56	56–56	14.5 µg/m³	1h	1
2026-05-27	69	64–72	20.8 µg/m³	5h	1
2026-05-26	56	50–60	14.6 µg/m³	5h	1
2026-05-25	59	59–59	15.9 µg/m³	1h	1
2026-05-24	59	28–80	17.3 µg/m³	4h	1
2026-05-23	49	41–57	12.3 µg/m³	3h	1
2026-05-22	57	33–72	15.7 µg/m³	5h	1
2026-05-21	43	43–43	10.3 µg/m³	1h	1
2026-05-20	65	60–72	18.9 µg/m³	5h	1
2026-05-19	55	44–65	14.3 µg/m³	4h	1
2026-05-18	54	42–66	14.1 µg/m³	3h	1
2026-05-17	49	49–49	11.8 µg/m³	1h	1
2026-05-16	52	8–69	14.9 µg/m³	4h	1
2026-05-15	73	73–73	22.6 µg/m³	1h	1

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