Air Quality in Chilaw, Sri Lanka
Drizzle
27.9°C · 85.9% humidity
27.9°
Feels 34.5°
13
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model
Nearby Monitoring Stations
AQI Forecast
Calibrated
31
3pm
31
31
13
6pm
18
22
24
9pm
26
28
29
12am
29
30
30
3am
30
31
31
6am
31
31
31
9am
31
31
31
12pm
31
31
Station readings
27h ago
AQI 28
PM2.5 6.8 µg/m³ · 27h ago
CAMS model
adj +4
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
Air Quality Index Trend
21h · 1 stnChilaw'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.
85.9%
Humidity
129.3 km/h
Wind SW
1009.2 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5
3.12 µg/m³
PM10▲
20.55 µg/m³
050100150200300500
What is the weather forecast for Chilaw?
Temperature & Precipitation
PM2.5 Trend
21h · 1 stationPM2.53.12 µg/m³
✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX0.7
Low
Both models agree
Avg diff: 0.8°C
Where are air quality stations near Chilaw?
What cities are near Chilaw?
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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 2026-06-09T13:11 UTC.