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Air Quality History for Hercules, United States

Historical PM2.5 and AQI trend from monitoring stations near Hercules, United States.

19
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

335h

PM2.5 Station

335h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-07-22 19 4–24 4.5 µg/m³ 1.3 7h 87
2026-07-21 31 24–43 7.4 µg/m³ 4.9 24h 98
2026-07-20 23 17–42 5.5 µg/m³ 2.8 24h 93
2026-07-19 26 20–47 6.4 µg/m³ 4.3 24h 97
2026-07-18 28 21–39 6.7 µg/m³ 3.4 24h 98
2026-07-17 36 32–38 8.6 µg/m³ 8.7 24h 99
2026-07-16 35 31–56 8.5 µg/m³ 6.8 24h 92
2026-07-15 36 30–64 8.7 µg/m³ 5.9 24h 96
2026-07-14 33 30–39 7.8 µg/m³ 9.1 24h 96
2026-07-13 30 26–41 7.1 µg/m³ 5.4 24h 97
2026-07-12 25 20–32 5.9 µg/m³ 2.7 24h 92
2026-07-11 26 18–60 6.5 µg/m³ 1.8 24h 77
2026-07-10 36 27–48 8.5 µg/m³ 7.0 24h 92
2026-07-09 24 17–34 5.7 µg/m³ 3.0 23h 97
2026-07-08 27 24–30 6.6 µg/m³ 3.4 17h 99
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