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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.

28
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 Hours Stations
2026-06-09 22 17–29 5.2 µg/m³ 7h 60
2026-06-08 44 30–55 10.7 µg/m³ 24h 84
2026-06-07 28 21–36 6.6 µg/m³ 24h 83
2026-06-06 42 25–53 10.1 µg/m³ 24h 79
2026-06-05 51 42–55 12.6 µg/m³ 24h 82
2026-06-04 38 28–49 9.1 µg/m³ 24h 84
2026-06-03 28 23–33 6.7 µg/m³ 24h 84
2026-06-02 23 21–25 5.5 µg/m³ 24h 84
2026-06-01 26 20–46 6.2 µg/m³ 24h 75
2026-05-31 24 21–28 5.7 µg/m³ 24h 84
2026-05-30 41 20–68 10.8 µg/m³ 24h 85
2026-05-29 26 18–33 6.1 µg/m³ 24h 83
2026-05-28 26 20–36 6.2 µg/m³ 24h 77
2026-05-27 44 25–63 11.0 µg/m³ 24h 85
2026-05-26 31 26–46 7.6 µg/m³ 24h 84
2026-05-25 49 29–75 13.2 µg/m³ 24h 84
2026-05-24 50 35–59 12.6 µg/m³ 24h 84
2026-05-23 27 21–35 6.4 µg/m³ 24h 82
2026-05-22 23 20–25 5.4 µg/m³ 24h 80
2026-05-21 21 15–37 5.1 µg/m³ 24h 83
2026-05-20 17 16–19 4.0 µg/m³ 17h 83
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