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Air Quality History for Watsonville, United States

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

15
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

335h

PM2.5 Station

335h · 37 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-07-22 20 20–20 4.7 µg/m³ 1h 37
2026-07-21 29 22–51 6.9 µg/m³ 24h 40
2026-07-20 27 20–66 6.5 µg/m³ 24h 38
2026-07-19 29 23–35 7.0 µg/m³ 24h 40
2026-07-18 32 25–40 7.7 µg/m³ 24h 40
2026-07-17 36 31–54 8.8 µg/m³ 24h 40
2026-07-16 44 30–243 16.1 µg/m³ 24h 39
2026-07-15 34 29–52 8.2 µg/m³ 24h 39
2026-07-14 31 29–38 7.4 µg/m³ 24h 39
2026-07-13 30 25–49 7.1 µg/m³ 24h 39
2026-07-12 24 21–40 5.8 µg/m³ 24h 38
2026-07-11 30 22–52 7.1 µg/m³ 24h 32
2026-07-10 37 29–41 8.9 µg/m³ 24h 38
2026-07-09 24 21–32 5.8 µg/m³ 24h 39
2026-07-08 25 22–30 5.9 µg/m³ 22h 41
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