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Air Quality History for Fullerton, United States

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

25
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

480h

PM2.5 Station

480h · 2 stations

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 25 12–36 6.1 µg/m³ 4.1 4h 86
2026-06-08 38 34–44 9.0 µg/m³ 6.8 24h 169
2026-06-07 37 35–40 8.9 µg/m³ 6.8 24h 172
2026-06-06 51 34–55 12.4 µg/m³ 10.4 24h 166
2026-06-05 63 53–71 17.8 µg/m³ 17.2 24h 173
2026-06-04 56 45–65 14.8 µg/m³ 12.5 24h 173
2026-06-03 51 35–64 13.1 µg/m³ 10.3 24h 173
2026-06-02 54 44–60 13.8 µg/m³ 10.5 24h 172
2026-06-01 46 24–54 11.1 µg/m³ 8.8 24h 152
2026-05-31 40 25–52 9.6 µg/m³ 7.0 24h 172
2026-05-30 21 15–29 5.2 µg/m³ 4.3 24h 172
2026-05-29 17 15–21 4.0 µg/m³ 3.8 24h 172
2026-05-28 20 16–41 4.7 µg/m³ 3.6 24h 160
2026-05-27 21 20–25 5.2 µg/m³ 3.2 24h 173
2026-05-26 24 23–27 5.8 µg/m³ 4.3 24h 174
2026-05-25 28 26–34 6.8 µg/m³ 5.0 24h 172
2026-05-24 39 34–45 9.5 µg/m³ 8.7 24h 174
2026-05-23 49 42–53 11.7 µg/m³ 9.5 24h 174
2026-05-22 51 37–59 12.8 µg/m³ 9.8 24h 166
2026-05-21 49 44–56 12.0 µg/m³ 9.5 24h 175
2026-05-20 71 56–83 21.6 µg/m³ 14.6 20h 174
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