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Air Quality History for West Allis, United States

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

28
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

55h

PM2.5 Station

55h · 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 29 29–29 6.9 µg/m³ 1h 2
2026-06-08 36 28–44 8.6 µg/m³ 2h 2
2026-06-07 40 36–46 9.5 µg/m³ 4h 3
2026-06-06 40 39–41 9.6 µg/m³ 2h 2
2026-06-05 47 41–53 11.3 µg/m³ 2h 3
2026-06-04 40 39–40 9.4 µg/m³ 2h 2
2026-06-03 31 27–34 7.4 µg/m³ 3h 2
2026-06-02 27 24–29 6.4 µg/m³ 3h 2
2026-06-01 33 29–38 7.9 µg/m³ 5h 2
2026-05-31 26 21–31 6.2 µg/m³ 3h 2
2026-05-30 47 32–55 11.5 µg/m³ 3h 2
2026-05-29 20 17–24 4.9 µg/m³ 3h 3
2026-05-28 26 21–32 6.2 µg/m³ 4h 2
2026-05-27 31 31–31 7.4 µg/m³ 1h 2
2026-05-26 47 40–54 11.5 µg/m³ 2h 2
2026-05-25 60 59–62 16.5 µg/m³ 2h 3
2026-05-24 43 41–45 10.3 µg/m³ 2h 3
2026-05-23 34 32–35 8.0 µg/m³ 2h 2
2026-05-22 27 25–30 6.4 µg/m³ 5h 2
2026-05-21 26 26–26 6.2 µg/m³ 2h 2
2026-05-20 32 22–42 7.8 µg/m³ 2h 2
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