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Air Quality History for Crystal Lake, United States

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

51
Current AQI
Moderate Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

457h

PM2.5 Station

457h · 1 station

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-07-22 34 34–34 8.2 µg/m³ 1h 1
2026-07-21 60 31–96 17.5 µg/m³ 24h 77
2026-07-20 98 59–106 34.2 µg/m³ 24h 78
2026-07-19 109 54–160 39.9 µg/m³ 24h 81
2026-07-18 51 33–90 13.2 µg/m³ 24h 80
2026-07-17 227 69–348 172.2 µg/m³ 24h 85
2026-07-16 156 48–326 102.5 µg/m³ 24h 78
2026-07-15 51 37–60 12.5 µg/m³ 24h 80
2026-07-14 58 28–66 15.8 µg/m³ 24h 78
2026-07-13 60 40–65 16.8 µg/m³ 24h 80
2026-07-12 49 26–57 12.2 µg/m³ 24h 75
2026-07-11 36 23–46 8.8 µg/m³ 24h 63
2026-07-10 35 27–51 8.4 µg/m³ 24h 77
2026-07-09 50 28–53 12.2 µg/m³ 24h 81
2026-07-08 55 48–62 14.2 µg/m³ 24h 84
2026-07-07 42 35–51 10.2 µg/m³ 24h 84
2026-07-06 42 28–59 10.3 µg/m³ 13h 77
2026-07-05 82 58–159 27.2 µg/m³ 24h 84
2026-07-04 44 32–57 10.6 µg/m³ 24h 83
2026-07-03 35 23–51 8.4 µg/m³ 24h 82
2026-07-02 43 34–57 10.4 µg/m³ 11h 75
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