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Air Quality History for Belvidere, United States

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

22
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

434h

PM2.5 Station

434h · 2 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-06-09 33 9–54 7.9 µg/m³ 13h 2
2026-06-08 39 16–60 9.5 µg/m³ 24h 2
2026-06-07 44 23–61 10.8 µg/m³ 23h 2
2026-06-06 43 26–57 10.4 µg/m³ 20h 2
2026-06-05 41 27–57 10.1 µg/m³ 23h 2
2026-06-04 38 21–64 9.3 µg/m³ 24h 2
2026-06-03 35 15–55 8.3 µg/m³ 20h 2
2026-06-02 32 18–47 7.6 µg/m³ 24h 2
2026-06-01 29 13–45 7.0 µg/m³ 21h 2
2026-05-31 29 17–49 7.1 µg/m³ 22h 2
2026-05-30 31 12–61 7.5 µg/m³ 23h 2
2026-05-29 29 12–48 7.0 µg/m³ 21h 2
2026-05-28 27 13–43 6.4 µg/m³ 23h 2
2026-05-27 24 5–52 5.8 µg/m³ 22h 2
2026-05-26 28 13–50 6.6 µg/m³ 18h 2
2026-05-25 28 5–63 6.8 µg/m³ 18h 2
2026-05-24 22 10–37 5.3 µg/m³ 20h 1
2026-05-23 26 15–46 6.2 µg/m³ 18h 2
2026-05-22 25 9–64 6.0 µg/m³ 24h 2
2026-05-21 30 15–45 7.1 µg/m³ 23h 2
2026-05-20 30 22–50 7.3 µg/m³ 10h 2
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