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Air Quality History for Ratnapura, Sri Lanka

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

17
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

473h

PM2.5 Station

473h · 1 station

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-05-29 17 17–17 4.0 µg/m³ 6.8 1h 1
2026-05-28 52 17–80 14.1 µg/m³ 24.0 24h 1
2026-05-27 40 8–72 10.6 µg/m³ 17.5 24h 1
2026-05-26 42 20–70 10.7 µg/m³ 17.8 24h 1
2026-05-25 35 6–79 9.0 µg/m³ 16.0 24h 1
2026-05-24 36 9–63 8.8 µg/m³ 15.4 24h 1
2026-05-23 44 15–71 11.9 µg/m³ 20.1 24h 1
2026-05-22 28 6–70 7.2 µg/m³ 12.0 22h 1
2026-05-21 43 3–74 11.4 µg/m³ 19.6 22h 1
2026-05-20 48 12–86 13.0 µg/m³ 22.5 23h 1
2026-05-19 44 12–73 11.7 µg/m³ 20.4 23h 1
2026-05-18 66 50–97 19.0 µg/m³ 32.1 24h 1
2026-05-17 60 42–81 16.6 µg/m³ 27.8 24h 1
2026-05-16 64 42–101 18.2 µg/m³ 29.2 24h 1
2026-05-15 73 47–98 22.6 µg/m³ 36.6 24h 1
2026-05-14 56 14–96 15.8 µg/m³ 25.4 23h 1
2026-05-13 70 17–135 21.3 µg/m³ 34.2 24h 1
2026-05-12 72 54–103 22.1 µg/m³ 35.0 24h 1
2026-05-11 59 28–79 16.6 µg/m³ 26.6 24h 1
2026-05-10 42 23–66 10.3 µg/m³ 17.6 24h 1
2026-05-09 48 30–77 11.9 µg/m³ 19.9 23h 1
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