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Air Quality History for Milpitas, United States

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

18
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

334h

PM2.5 Station

334h · 115 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 17–41 5.1 µg/m³ 8.7 22h 99
2026-10-19 23 20–28 5.6 µg/m³ 15.5 24h 112
2026-10-18 34 21–48 8.2 µg/m³ 20.6 24h 104
2026-10-17 29 25–34 7.1 µg/m³ 21.0 24h 114
2026-10-16 31 23–52 7.6 µg/m³ 20.1 24h 109
2026-10-15 29 25–35 6.9 µg/m³ 20.3 24h 117
2026-10-14 25 20–30 5.9 µg/m³ 18.5 24h 117
2026-10-13 25 18–30 6.0 µg/m³ 20.1 24h 117
2026-10-12 26 23–28 6.1 µg/m³ 17.0 24h 118
2026-10-11 28 25–35 6.8 µg/m³ 22.5 24h 118
2026-10-10 30 24–51 7.2 µg/m³ 24.0 24h 104
2026-10-09 37 30–50 8.8 µg/m³ 32.3 24h 109
2026-10-08 29 26–35 7.0 µg/m³ 19.6 24h 118
2026-10-07 28 23–59 6.8 µg/m³ 19.2 24h 115
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