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Air Quality History for Shiroishi, Japan

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

21
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

477h

PM2.5 Station

477h · 2 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-06-09 30 13–51 7.1 µg/m³ 13h 4
2026-06-08 26 15–40 6.2 µg/m³ 23h 5
2026-06-07 27 10–39 6.6 µg/m³ 24h 6
2026-06-06 26 8–45 6.2 µg/m³ 24h 5
2026-06-05 26 10–37 6.3 µg/m³ 24h 6
2026-06-04 29 9–52 6.9 µg/m³ 24h 5
2026-06-03 30 17–58 7.2 µg/m³ 24h 5
2026-06-02 29 15–44 7.0 µg/m³ 24h 5
2026-06-01 34 15–58 8.3 µg/m³ 24h 5
2026-05-31 41 29–58 9.9 µg/m³ 23h 6
2026-05-30 37 21–64 9.1 µg/m³ 24h 6
2026-05-29 32 14–55 7.6 µg/m³ 24h 5
2026-05-28 35 15–55 8.5 µg/m³ 24h 6
2026-05-27 33 17–63 8.1 µg/m³ 24h 6
2026-05-26 36 20–58 8.8 µg/m³ 24h 6
2026-05-25 37 7–55 8.8 µg/m³ 24h 5
2026-05-24 36 15–54 8.7 µg/m³ 24h 5
2026-05-23 37 26–51 8.8 µg/m³ 24h 6
2026-05-22 33 17–54 7.8 µg/m³ 24h 6
2026-05-21 30 13–46 7.1 µg/m³ 24h 6
2026-05-20 30 10–46 7.1 µg/m³ 10h 5
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