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
AD 728×90

Air Quality Index Trend

36h · 1 stn

Ratnapura'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▲
13
3.2 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Ratnapura?

Temperature & Precipitation

PM2.5 Trend

36h · 1 station
PM2.53.2 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
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
0.7 km PM2.5: 22.8 µg/m³ PM10: 52.6 µg/m³
39
Rathnapura
0.7 km PM2.5: 9.4 µg/m³ PM10: 16.0 µg/m³
44
Rathnapura
0.7 km PM2.5: 10.6 µg/m³ PM10: 16.6 µg/m³
28
Rathnapura
0.7 km PM2.5: 6.8 µg/m³ PM10: 12.4 µg/m³
32
Rathnapura
0.7 km PM2.5: 7.6 µg/m³ PM10: 13.0 µg/m³
49
Rathnapura
0.7 km PM2.5: 11.8 µg/m³ PM10: 20.4 µg/m³
46
Rathnapura
0.7 km PM2.5: 11.0 µg/m³ PM10: 17.0 µg/m³
52
Rathnapura
0.7 km PM2.5: 12.6 µg/m³ PM10: 21.0 µg/m³
52
Rathnapura
0.7 km PM2.5: 12.4 µg/m³ PM10: 21.4 µg/m³
35
Rathnapura
0.7 km PM2.5: 8.4 µg/m³ PM10: 14.0 µg/m³

What cities are near Ratnapura?

15 Hatton 30 Hanwella Ihala 29 Homagama 39 Kalutara 39 Beruwala 15 Nuwara Eliya 38 Bentota 28 Panadura 28 Maharagama 57 Gampola
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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.