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Air Quality History for Colwyn Bay, United Kingdom

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

33
Current AQI
Good CAMS model
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

278h

PM2.5 Station

278h · 2 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-07-22 26 23–34 6.3 µg/m³ 12.7 4h 2
2026-07-21 33 13–73 8.2 µg/m³ 11.5 20h 2
2026-07-20 32 8–177 10.6 µg/m³ 8.7 22h 2
2026-07-19 23 7–55 5.5 µg/m³ 7.4 22h 2
2026-07-18 34 15–79 8.3 µg/m³ 15.1 22h 2
2026-07-17 33 12–115 8.8 µg/m³ 10.1 18h 2
2026-07-16 29 10–71 7.5 µg/m³ 14.2 17h 2
2026-07-15 36 13–72 9.1 µg/m³ 11.6 20h 2
2026-07-14 40 17–151 11.4 µg/m³ 15.6 18h 2
2026-07-13 56 21–500 59.7 µg/m³ 15.5 22h 2
2026-07-12 30 18–59 7.3 µg/m³ 17.1 19h 2
2026-07-11 20 8–48 4.8 µg/m³ 8.1 21h 1
2026-07-10 32 7–72 8.3 µg/m³ 11.0 21h 2
2026-07-09 33 6–85 8.9 µg/m³ 8.6 19h 2
2026-07-08 16 9–27 3.9 µg/m³ 8.4 13h 2
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