Air Quality in Ratnapura, Sri Lanka
Drizzle
19.5°C · 94.6% humidity
19.5°
Feels 19.5°
13
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station
Nearby Monitoring Stations
AQI Forecast
Calibrated
43
10am
43
43
13
1pm
22
28
32
4pm
35
37
39
7pm
40
41
44
10pm
42
42
42
1am
42
42
42
4am
43
43
43
7am
43
43
Station readings
42
42
33
CAMS model
adj +18
25
25
25
25
25
25
25
25
25
25
25
25
27
25
25
25
24
24
24
25
25
25
25
25
Air Quality Index Trend
36h · 1 stnRatnapura's air quality is affected by vehicle emissions, industrial activity, and seasonal crop burning. Air quality typically worsens from November to February due to temperature inversions trapping pollutants near the surface.
94.6%
Humidity
21.6 km/h
Wind NNW
1014.2 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
3.2 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Ratnapura?
Temperature & Precipitation
PM2.5 Trend
36h · 1 stationPM2.53.2 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
Station readings (1 station within 25 km)
3.2
Median
3.2
Average
3.2
Low
3.2
High
PM2.5 µg/m³ · Model: 5.9 · Bias: +2.7
What is the 7-day forecast for Ratnapura?
08-03
23.2° 19.5°
10.31 mm
08-04
23.1° 19.9°
8.25 mm
08-05
26.3° 19.7°
3.37 mm
08-06
23.5° 19.5°
9.38 mm
08-07
26.5° 19.4°
8.81 mm
08-08
24.3° 19.7°
4.81 mm
08-09
23.3° 20.0°
14.5 mm
Both models agree
Avg diff: 3.6°C
Where are air quality stations near Ratnapura?
74
Rathnapura
39
Rathnapura
44
Rathnapura
28
Rathnapura
32
Rathnapura
49
Rathnapura
46
Rathnapura
52
Rathnapura
52
Rathnapura
35
Rathnapura
What cities are near Ratnapura?
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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-08-08T08:20 UTC.