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Air Quality History for Hekinan, Japan

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

39
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

333h

PM2.5 Station

333h · 43 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-05-29 34 26–45 8.2 µg/m³ 8.6 22h 41
2026-05-28 29 21–35 7.0 µg/m³ 7.5 24h 41
2026-05-27 28 22–38 6.8 µg/m³ 7.6 24h 46
2026-05-26 31 23–40 7.4 µg/m³ 9.3 24h 44
2026-05-25 33 22–46 7.8 µg/m³ 11.3 24h 42
2026-05-24 33 27–43 7.9 µg/m³ 11.4 24h 43
2026-05-23 33 27–42 8.0 µg/m³ 7.8 24h 45
2026-05-22 28 22–33 6.7 µg/m³ 8.6 24h 45
2026-05-21 28 18–36 6.6 µg/m³ 10.2 24h 39
2026-05-20 33 23–45 7.8 µg/m³ 11.0 24h 46
2026-05-19 39 30–55 9.5 µg/m³ 12.7 24h 46
2026-05-18 51 42–59 12.7 µg/m³ 19.6 24h 43
2026-05-17 46 36–59 11.1 µg/m³ 16.0 23h 43
2026-05-16 54 43–60 13.6 µg/m³ 17.8 23h 40
2026-05-15 55 55–55 14.1 µg/m³ 17.3 1h 55
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