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Air Quality History for Kennewick, United States

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

85
Current AQI
Moderate Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

405h

PM2.5 Station

405h · 4 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-07-22 79 79–79 25.3 µg/m³ 1h 4
2026-07-21 99 74–147 34.0 µg/m³ 22h 3
2026-07-20 46 14–113 12.6 µg/m³ 24h 3
2026-07-19 20 9–49 4.7 µg/m³ 24h 4
2026-07-18 25 7–51 6.0 µg/m³ 24h 4
2026-07-17 64 13–185 23.5 µg/m³ 24h 3
2026-07-16 30 16–60 7.4 µg/m³ 20h 3
2026-07-15 27 16–38 6.4 µg/m³ 24h 4
2026-07-14 19 4–37 4.5 µg/m³ 24h 4
2026-07-13 11 2–19 2.6 µg/m³ 24h 4
2026-07-12 9 4–29 2.1 µg/m³ 24h 4
2026-07-11 27 4–238 12.0 µg/m³ 24h 4
2026-07-10 15 7–25 3.7 µg/m³ 24h 4
2026-07-09 14 4–21 3.4 µg/m³ 14h 4
2026-07-08 19 14–29 4.7 µg/m³ 11h 4
2026-07-07 29 22–38 7.1 µg/m³ 8h 4
2026-07-06 34 10–72 8.8 µg/m³ 8h 4
2026-07-05 16 6–57 4.0 µg/m³ 24h 4
2026-07-04 8 2–17 1.8 µg/m³ 24h 4
2026-07-03 14 4–57 3.5 µg/m³ 24h 4
2026-07-02 19 14–27 4.5 µg/m³ 9h 4
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