Air Quality in Wattala, Sri Lanka

Drizzle
28.1°C · 81.7% humidity
28.1°
Feels 34.3°
16
Good
Air quality is satisfactory. Enjoy outdoor activities.
2 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
20 11am
13
13
16 2pm
13
13
13 5pm
20
40
20 8pm
20
13
13 11pm
13
13
11 2am
11
11
11 5am
13
20
20 8am
13
13
Station readings
20
12
15
9
CAMS model adj -14
27
27
27
27
27
27
27
34
54
34
34
27
27
27
27
25
25
25
25
27
34
34
27
27
AD 728×90

Air Quality Index Trend

48h · 1 stn

Wattala'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.

81.7%
Humidity
101.3 km/h
Wind WSW
1010.1 hPa
Pressure
12.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
16
3.85 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Wattala?

Temperature & Precipitation

PM2.5 Trend

48h · 1 station
PM2.53.85 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX12.9
Extreme
AD 300×250
Station readings (2 stations within 25 km)
3.85
Median
4.4
Average
2.9
Low
5.89
High
PM2.5 µg/m³ · Model: 6.25 · Bias: +2.4

What is the 7-day forecast for Wattala?

06-09
28.3° 28.1°
2.06 mm
06-10
28.1° 27.7°
7.56 mm
06-11
28.4° 27.7°
5.56 mm
06-12
28.0° 27.7°
10.38 mm
06-13
27.9° 27.6°
7.63 mm
06-14
27.9° 27.6°
8.81 mm
06-15
28.0° 27.7°
2.38 mm
Both models agree Avg diff: 1.1°C

Where are air quality stations near Wattala?

9
FECT Colombo
9.0 km 34.4°C 74.0% RH PM2.5: 2.2 µg/m³ PM10: 2.9 µg/m³
20
Kotte
9.3 km PM2.5: 4.8 µg/m³ PM10: 1.9 µg/m³
18
Colombo 07
9.5 km PM2.5: 4.2 µg/m³ PM10: 2.0 µg/m³
84
Battaramulla
10.7 km PM2.5: 28.0 µg/m³
50
Battaramulla
10.7 km PM2.5: 12.0 µg/m³
84
Battaramulla
10.7 km PM2.5: 27.6 µg/m³ PM10: 42.6 µg/m³
95
Battaramulla
10.7 km PM2.5: 33.0 µg/m³
35
Battaramulla
10.7 km PM2.5: 8.4 µg/m³ PM10: 16.0 µg/m³
63
Battaramulla
10.7 km PM2.5: 17.8 µg/m³ PM10: 30.6 µg/m³
82
Battaramulla
10.7 km PM2.5: 27.0 µg/m³

What cities are near Wattala?

16 Hendala 15 Peliyagoda 17 Welisara 16 Kelaniya 14 Kolonnawa 17 Kandana 15 Kotikawatta 16 Mulleriyawa 15 Colombo 17 Ja Ela
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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 2026-06-09T09:31 UTC.