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Air Quality History for Negombo, Sri Lanka

Historical PM2.5 and AQI trend from monitoring stations near Negombo, Sri Lanka.

44
Current AQI
Good CAMS model
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

451h

PM2.5 Station

451h · 1 station

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-07-22 30 2–51 7.2 µg/m³ 5.7 8h 2
2026-07-21 45 5–69 11.3 µg/m³ 10.4 24h 3
2026-07-20 43 7–64 10.6 µg/m³ 7.5 24h 3
2026-07-19 39 10–59 9.6 µg/m³ 7.3 24h 3
2026-07-18 36 5–60 8.8 µg/m³ 6.7 24h 3
2026-07-17 38 15–59 9.1 µg/m³ 7.2 24h 3
2026-07-16 38 4–76 9.5 µg/m³ 8.8 22h 1
2026-07-15 12 1–66 3.2 µg/m³ 3.6 22h 1
2026-07-14 12 1–57 3.0 µg/m³ 4.0 20h 1
2026-07-13 19 2–31 4.6 µg/m³ 5.6 22h 1
2026-07-12 19 12–27 4.6 µg/m³ 3.9 23h 2
2026-07-11 12 2–30 3.0 µg/m³ 2.4 23h 2
2026-07-10 7 3–10 1.7 µg/m³ 1.4 24h 1
2026-07-09 23 4–62 5.8 µg/m³ 8.9 24h 2
2026-07-08 47 28–78 12.0 µg/m³ 21.9 24h 3
2026-07-07 53 28–83 14.0 µg/m³ 23.0 24h 4
2026-07-06 59 37–96 16.6 µg/m³ 21.5 13h 3
2026-07-05 47 32–75 12.3 µg/m³ 17.7 24h 4
2026-07-04 42 19–66 10.5 µg/m³ 15.7 24h 4
2026-07-03 33 26–48 8.0 µg/m³ 11.1 24h 5
2026-07-02 28 10–59 6.7 µg/m³ 9.5 10h 4
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