Air Quality History for Ratnapura, Sri Lanka
Historical PM2.5 and AQI trend from monitoring stations near Ratnapura, Sri Lanka.
55
Current AQI
Moderate Station
Moderate Station
Air Quality Index Station
330hPM2.5 Station
330h · 1 stationTemperature GFS model
56ptPrecipitation GFS model
mm/dayDaily Summary Station
| Date | AQI | Range | PM2.5 avg | PM10 avg | Hours | Stations |
|---|---|---|---|---|---|---|
| 2026-05-29 | 37 | 17–67 | 9.2 µg/m³ | 16.9 | 15h | 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 | 78 | 47–98 | 25.1 µg/m³ | 40.7 | 9h | 1 |