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Air Quality History for Portsmouth, United Kingdom

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

29
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

474h

PM2.5 Station

474h · 5 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 40 20–73 10.5 µg/m³ 10.4 14h 5
2026-10-20 46 27–108 12.3 µg/m³ 9.9 24h 5
2026-10-19 36 15–161 10.7 µg/m³ 4.0 24h 3
2026-10-18 24 8–60 5.6 µg/m³ 0.7 24h 4
2026-10-17 37 7–145 9.6 µg/m³ 0.4 24h 5
2026-10-16 34 1–165 9.7 µg/m³ 1.7 24h 2
2026-10-15 24 5–72 5.7 µg/m³ 1.4 24h 3
2026-10-14 37 14–96 8.3 µg/m³ 0.8 24h 3
2026-10-13 27 9–79 6.6 µg/m³ 0.4 24h 4
2026-10-12 28 4–88 7.0 µg/m³ 0.2 24h 4
2026-10-11 44 5–283 18.0 µg/m³ 0.4 24h 4
2026-10-10 30 7–81 7.8 µg/m³ 0.5 21h 4
2026-10-09 41 15–76 11.2 µg/m³ — 24h 4
2026-10-08 27 9–60 6.5 µg/m³ 0.4 24h 4
2026-10-07 21 8–59 5.2 µg/m³ 0.5 24h 5
2026-10-06 28 6–152 7.6 µg/m³ 0.4 24h 5
2026-10-05 20 1–71 4.9 µg/m³ 0.5 24h 5
2026-10-04 22 1–82 5.6 µg/m³ 0.7 24h 4
2026-10-03 25 8–96 6.4 µg/m³ 0.4 24h 5
2026-10-02 21 8–40 5.1 µg/m³ 0.2 24h 4
2026-10-01 31 18–50 7.3 µg/m³ 0.3 7h 5
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