What is the air quality trend in Nakatsu?

Over the past 15 days, Nakatsu had an average AQI of 36 based on station measurements. The worst day was 2026-05-16 with AQI 54.

How is Nakatsu air quality measured?

Air quality in Nakatsu 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 Nakatsu, Japan

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

Historical PM2.5 and AQI trend from monitoring stations near Nakatsu, Japan.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

331h

PM2.5 Station

331h · 19 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-29	38	30–48	9.2 µg/m³	15h	17
2026-05-28	30	19–40	7.2 µg/m³	24h	19
2026-05-27	26	14–40	6.2 µg/m³	24h	19
2026-05-26	27	16–42	6.4 µg/m³	24h	19
2026-05-25	33	23–42	7.9 µg/m³	24h	19
2026-05-24	33	23–45	7.8 µg/m³	24h	19
2026-05-23	33	22–43	7.8 µg/m³	24h	19
2026-05-22	26	19–38	6.2 µg/m³	24h	19
2026-05-21	29	17–42	6.9 µg/m³	24h	16
2026-05-20	36	23–54	8.7 µg/m³	24h	19
2026-05-19	38	30–58	9.3 µg/m³	24h	19
2026-05-18	53	40–60	13.3 µg/m³	24h	19
2026-05-17	44	30–55	10.6 µg/m³	23h	18
2026-05-16	54	35–59	13.8 µg/m³	21h	19
2026-05-15	50	36–58	12.4 µg/m³	8h	15

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