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Air Quality History for Washington, United Kingdom

Historical PM2.5 and AQI trend from monitoring stations near Washington, United Kingdom.

58
Current AQI
Moderate Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

419h

PM2.5 Station

419h · 3 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-07-22 41 19–72 11.2 µg/m³ 6h 3
2026-07-21 45 18–182 14.1 µg/m³ 23h 3
2026-07-20 35 9–88 9.1 µg/m³ 22h 3
2026-07-19 44 22–78 11.5 µg/m³ 21h 3
2026-07-18 42 22–61 10.4 µg/m³ 22h 3
2026-07-17 74 13–306 29.7 µg/m³ 22h 2
2026-07-16 43 1–67 11.0 µg/m³ 23h 2
2026-07-15 63 28–160 19.0 µg/m³ 23h 2
2026-07-14 55 23–169 16.4 µg/m³ 19h 3
2026-07-13 38 15–78 9.6 µg/m³ 22h 3
2026-07-12 45 21–117 12.6 µg/m³ 23h 3
2026-07-11 38 12–63 9.3 µg/m³ 23h 3
2026-07-10 39 11–62 9.5 µg/m³ 21h 3
2026-07-09 42 17–59 10.3 µg/m³ 21h 3
2026-07-08 39 4–56 9.5 µg/m³ 21h 3
2026-07-07 33 8–62 8.2 µg/m³ 23h 3
2026-07-06 25 10–40 6.0 µg/m³ 13h 2
2026-07-05 28 3–56 6.8 µg/m³ 20h 3
2026-07-04 34 9–60 8.3 µg/m³ 21h 3
2026-07-03 42 9–158 12.3 µg/m³ 20h 3
2026-07-02 32 12–60 7.8 µg/m³ 10h 3
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