Air Quality in Dehiwala-Mount Lavinia, Sri Lanka

Drizzle
27.2°C · 82.2% humidity
27.2°
Feels 33.0°
18
Good
Air quality is satisfactory. Enjoy outdoor activities.
2 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
61 4am
61
68
18 7am
38
32
42 10am
50
55
59 1pm
81
83
85 4pm
86
86
87 7pm
87
87
88 10pm
88
88
68 1am
68
61
Station readings
66
61
61
CAMS model adj +34
27
27
34
54
54
34
34
34
34
34
54
54
54
54
54
54
54
54
54
54
54
34
34
27
AD 728×90

Air Quality Index Trend

38h · 1 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.

82.2%
Humidity
98.8 km/h
Wind WSW
1010.8 hPa
Pressure
2.2
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5
18
4.26 µg/m³
PM10▲
19
20.55 µg/m³
050100150200300500

What is the weather forecast for Dehiwala-Mount Lavinia?

Temperature & Precipitation

PM2.5 Trend

38h · 1 station
PM2.54.26 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX2.2
Moderate
AD 300×250
Station readings (2 stations within 25 km)
4.26
Median
9.92
Average
2.21
Low
17.63
High
PM2.5 µg/m³ · Model: 9.75 · Bias: +5.5

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

07-22
27.4° 27.2°
12.81 mm
07-23
27.5° 27.2°
0.31 mm
07-24
27.3° 26.8°
0.19 mm
07-25
27.2° 26.7°
2.69 mm
07-26
27.3° 26.9°
1.06 mm
07-27
27.4° 26.8°
5.0 mm
07-28
27.5° 27.2°
5.25 mm
Both models agree Avg diff: 1.5°C

Where are air quality stations near Dehiwala-Mount Lavinia?

9
Kohuwla
3.4 km PM2.5: 2.2 µg/m³ PM10: 1.7 µg/m³
68
Colombo 07
7.3 km PM2.5: 20.0 µg/m³ PM10: 13.1 µg/m³
28
FECT Colombo
7.7 km 34.4°C 69.0% RH PM2.5: 6.7 µg/m³ PM10: 9.3 µg/m³
20
Kotte
8.2 km PM2.5: 4.8 µg/m³ PM10: 1.9 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
84
Battaramulla
8.6 km PM2.5: 28.0 µg/m³
33
Battaramulla
8.6 km PM2.5: 8.0 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

What cities are near Dehiwala-Mount Lavinia?

47 Maharagama 50 Sri Jayewardenepura Kotte 45 Pita Kotte 32 Moratuwa 61 Battaramulla South 43 Kolonnawa 54 Kotikawatta 33 Colombo 56 Mulleriyawa 53 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 2026-07-22T02:19 UTC.