What is the air quality trend in Hita?

Over the past 8 days, Hita had an average AQI of 45 based on station measurements. The worst day was 2026-10-16 with AQI 56.

How is Hita air quality measured?

Air quality in Hita 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 Hita, Japan

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

165h

PM2.5 Station

165h · 20 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-21	35	31–40	8.4 µg/m³	11h	20
2026-10-20	40	23–61	9.8 µg/m³	24h	19
2026-10-19	43	31–87	10.7 µg/m³	24h	20
2026-10-18	35	22–58	8.4 µg/m³	24h	20
2026-10-17	52	30–132	14.1 µg/m³	24h	19
2026-10-16	56	35–100	15.4 µg/m³	24h	17
2026-10-15	48	28–135	12.8 µg/m³	24h	19
2026-10-14	54	26–137	15.0 µg/m³	10h	17

Back to Hita Air Quality