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Air Quality History for Casa de Oro-Mount Helix, United States

Historical PM2.5 and AQI trend from monitoring stations near Casa de Oro-Mount Helix, United States.

44
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

480h

PM2.5 Station

480h · 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 31 23–48 7.3 µg/m³ 4.2 13h 7
2026-06-08 38 28–54 9.2 µg/m³ 4.4 24h 10
2026-06-07 37 29–45 8.9 µg/m³ 5.3 24h 10
2026-06-06 47 33–60 11.6 µg/m³ 8.9 24h 10
2026-06-05 50 35–80 12.9 µg/m³ 10.7 24h 10
2026-06-04 59 40–102 16.3 µg/m³ 14.3 24h 9
2026-06-03 44 34–54 10.7 µg/m³ 10.5 24h 10
2026-06-02 50 35–64 12.5 µg/m³ 6.3 24h 10
2026-06-01 48 29–59 11.7 µg/m³ 8.0 24h 9
2026-05-31 42 26–54 10.0 µg/m³ 4.3 24h 10
2026-05-30 28 14–58 6.8 µg/m³ 1.0 24h 9
2026-05-29 27 15–53 6.4 µg/m³ 2.8 24h 9
2026-05-28 33 21–66 8.1 µg/m³ — 24h 9
2026-05-27 31 20–105 8.0 µg/m³ 1.3 24h 9
2026-05-26 26 17–53 6.1 µg/m³ 1.1 24h 9
2026-05-25 31 23–79 7.8 µg/m³ 2.2 24h 10
2026-05-24 32 19–46 7.8 µg/m³ 4.5 24h 10
2026-05-23 39 31–50 9.4 µg/m³ 5.7 24h 10
2026-05-22 53 40–75 13.5 µg/m³ 9.4 24h 10
2026-05-21 61 52–77 17.0 µg/m³ 17.6 24h 10
2026-05-20 65 53–74 18.8 µg/m³ 17.8 11h 10
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