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Air Quality History for Sunnyvale, United States

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

11
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

479h

PM2.5 Station

479h · 1 station

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-06-09 18 4–23 4.3 µg/m³ 4.0 13h 94
2026-06-08 25 20–27 5.9 µg/m³ 3.7 24h 100
2026-06-07 28 26–40 6.7 µg/m³ 4.1 24h 101
2026-06-06 32 26–36 7.7 µg/m³ 6.8 24h 96
2026-06-05 40 36–42 9.7 µg/m³ 11.3 24h 101
2026-06-04 28 21–35 6.7 µg/m³ 5.5 24h 101
2026-06-03 32 28–35 7.6 µg/m³ 4.1 24h 100
2026-06-02 41 35–46 9.8 µg/m³ 8.2 24h 101
2026-06-01 39 30–47 9.3 µg/m³ 11.3 24h 90
2026-05-31 34 30–38 8.2 µg/m³ 8.9 24h 102
2026-05-30 23 15–31 5.5 µg/m³ 4.1 24h 102
2026-05-29 19 16–23 4.5 µg/m³ 4.2 24h 101
2026-05-28 24 16–34 5.7 µg/m³ 3.7 24h 93
2026-05-27 21 19–24 5.1 µg/m³ 3.2 24h 102
2026-05-26 21 16–27 5.1 µg/m³ 3.8 24h 103
2026-05-25 19 16–23 4.5 µg/m³ 1.8 24h 102
2026-05-24 21 18–26 5.1 µg/m³ 1.4 24h 102
2026-05-23 26 23–29 6.2 µg/m³ 2.9 24h 103
2026-05-22 31 25–42 7.4 µg/m³ 4.1 24h 98
2026-05-21 41 32–46 9.8 µg/m³ 13.0 24h 103
2026-05-20 38 33–40 9.1 µg/m³ 8.1 10h 103
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