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Air Quality History for Welisara, Sri Lanka

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

38
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

478h

PM2.5 Station

478h · 1 station

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-05-28 43 14–76 11.1 µg/m³ 2.3 22h 1
2026-05-27 37 2–93 9.9 µg/m³ 8.6 24h 2
2026-05-26 30 14–61 7.4 µg/m³ 10.1 24h 1
2026-05-25 29 4–86 7.3 µg/m³ 11.5 24h 1
2026-05-24 28 14–42 6.8 µg/m³ 13.5 24h 1
2026-05-23 40 11–78 10.6 µg/m³ 17.9 24h 1
2026-05-22 43 18–102 11.3 µg/m³ 17.4 22h 2
2026-05-21 31 13–67 7.9 µg/m³ 13.5 24h 1
2026-05-20 27 11–62 6.6 µg/m³ 8.8 24h 1
2026-05-19 30 13–53 7.1 µg/m³ 10.5 24h 2
2026-05-18 60 32–132 16.9 µg/m³ 5.8 24h 2
2026-05-17 49 24–67 12.7 µg/m³ 5.4 24h 2
2026-05-16 61 42–76 17.1 µg/m³ 7.7 24h 2
2026-05-15 66 23–144 20.0 µg/m³ 10.2 24h 2
2026-05-14 70 39–119 21.5 µg/m³ 11.5 24h 2
2026-05-13 80 35–136 26.2 µg/m³ 28.7 24h 3
2026-05-12 87 49–119 28.9 µg/m³ 21.3 24h 3
2026-05-11 68 29–90 20.5 µg/m³ 15.2 24h 3
2026-05-10 46 16–79 12.6 µg/m³ 7.8 24h 3
2026-05-09 58 15–110 17.8 µg/m³ 11.6 24h 3
2026-05-08 70 69–72 21.5 µg/m³ 15.4 2h 3
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