Air Quality in Dehiwala-Mount Lavinia, Sri Lanka

Rain
28.7°C · 76.7% humidity
28.7°
Feels 34.7°
24
Good
Air quality is satisfactory. Enjoy outdoor activities.
5 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
33 9pm
44
46
24 12am
25
27
29 3am
30
31
32 6am
34
34
34 9am
35
35
33 12pm
35
35
33 3pm
35
35
42 6pm
42
42
Station readings
33
44
46
CAMS model adj +8
34
27
27
27
25
25
25
25
25
25
27
27
27
27
27
25
27
27
25
27
27
34
34
34
AD 728×90

Air Quality Index Trend

47h · 2 stn

Dehiwala-Mount Lavinia'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. Current PM2.5 concentration in Dehiwala-Mount Lavinia is 1.2× the WHO annual guideline of 5 µg/m³.

76.7%
Humidity
134.4 km/h
Wind WSW
1010.8 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
24
5.8 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Dehiwala-Mount Lavinia?

Temperature & Precipitation

PM2.5 Trend

47h · 2 stations
PM2.55.8 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (5 stations within 25 km)
5.8
Median
11.23
Average
0.65
Low
20.0
High
PM2.5 µg/m³ · Model: 6.25 · Bias: +0.4

What is the 7-day forecast for Dehiwala-Mount Lavinia?

05-28
29.2° 28.7°
12.06 mm
05-29
29.0° 28.0°
15.44 mm
05-30
28.7° 28.4°
22.13 mm
05-31
28.7° 28.5°
11.69 mm
06-01
28.7° 28.4°
7.06 mm
06-02
28.5° 28.2°
11.31 mm
06-03
28.6° 28.3°
8.69 mm
Both models agree Avg diff: 1.3°C

Where are air quality stations near Dehiwala-Mount Lavinia?

2
Kohuwla
3.4 km PM2.5: 0.6 µg/m³ PM10: 0.8 µg/m³
78
FECT Colombo
7.7 km 30.0°C 75.0% RH PM2.5: 24.9 µg/m³ PM10: 27.2 µg/m³
20
Kotte
8.2 km PM2.5: 4.8 µg/m³ PM10: 1.9 µg/m³
84
Battaramulla
8.6 km PM2.5: 28.0 µg/m³
50
Battaramulla
8.6 km PM2.5: 12.0 µg/m³
84
Battaramulla
8.6 km PM2.5: 27.6 µg/m³ PM10: 42.6 µg/m³
95
Battaramulla
8.6 km PM2.5: 33.0 µg/m³
35
Battaramulla
8.6 km PM2.5: 8.4 µg/m³ PM10: 16.0 µg/m³
63
Battaramulla
8.6 km PM2.5: 17.8 µg/m³ PM10: 30.6 µg/m³
82
Battaramulla
8.6 km PM2.5: 27.0 µg/m³

What cities are near Dehiwala-Mount Lavinia?

46 Maharagama 53 Sri Jayewardenepura Kotte 54 Pita Kotte 40 Moratuwa 62 Battaramulla South 52 Kolonnawa 55 Kotikawatta 45 Colombo 55 Mulleriyawa 54 Kelaniya
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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 2026-05-28T19:03 UTC.