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Air Quality History for Pleasant Hill, United States

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

42
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

333h

PM2.5 Station

333h · 98 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-10-20 21 16–63 5.2 µg/m³ 5.4 24h 84
2026-10-19 23 20–28 5.5 µg/m³ 11.7 24h 95
2026-10-18 35 23–42 8.3 µg/m³ 20.3 24h 88
2026-10-17 31 25–36 7.3 µg/m³ 12.8 24h 98
2026-10-16 32 23–40 7.6 µg/m³ 12.3 24h 93
2026-10-15 28 24–36 6.6 µg/m³ 12.3 24h 100
2026-10-14 25 20–30 5.9 µg/m³ 11.2 24h 100
2026-10-13 25 18–31 6.0 µg/m³ 12.1 24h 100
2026-10-12 26 23–30 6.1 µg/m³ 10.5 24h 102
2026-10-11 28 25–32 6.8 µg/m³ 14.5 24h 101
2026-10-10 30 22–45 7.1 µg/m³ 14.3 24h 90
2026-10-09 36 32–52 8.8 µg/m³ 19.9 24h 94
2026-10-08 29 24–36 6.9 µg/m³ 11.5 24h 101
2026-10-07 26 22–32 6.2 µg/m³ 12.9 21h 97
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