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Air Quality History for Joliet, United States

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

56
Current AQI
Moderate Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

478h

PM2.5 Station

478h · 252 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-10-21 52 52–52 12.8 µg/m³ 22.1 1h 252
2026-10-20 52 25–72 13.7 µg/m³ 1.1 24h 221
2026-10-19 28 22–41 6.7 µg/m³ 3.4 24h 252
2026-10-18 23 16–35 5.5 µg/m³ — 24h 231
2026-10-17 16 13–23 3.9 µg/m³ 4.5 24h 251
2026-10-16 20 11–48 4.8 µg/m³ 1.1 24h 240
2026-10-15 24 14–42 5.8 µg/m³ 1.6 24h 251
2026-10-14 39 19–54 9.5 µg/m³ 2.4 24h 251
2026-10-13 35 26–51 8.3 µg/m³ 1.4 24h 251
2026-10-12 42 32–55 10.3 µg/m³ 2.0 24h 251
2026-10-11 32 28–38 7.6 µg/m³ — 24h 251
2026-10-10 29 25–40 7.0 µg/m³ — 24h 218
2026-10-09 33 24–45 8.0 µg/m³ 2.1 24h 223
2026-10-08 26 20–35 6.3 µg/m³ — 24h 243
2026-10-07 27 23–32 6.4 µg/m³ 3.2 24h 233
2026-10-06 25 20–35 6.0 µg/m³ — 24h 233
2026-10-05 28 19–37 6.8 µg/m³ 9.2 24h 244
2026-10-04 26 19–35 6.2 µg/m³ 24.6 24h 224
2026-10-03 20 15–25 4.9 µg/m³ — 24h 237
2026-10-02 16 13–18 3.9 µg/m³ — 24h 244
2026-10-01 55 23–60 14.4 µg/m³ 1.7 21h 245
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