Air Quality in Wattala, Sri Lanka

Rain
27.5°C · 83.3% humidity
27.5°
Feels 33.5°
32
Good
Air quality is satisfactory. Enjoy outdoor activities.
5 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
27 12pm
19
31
32 3pm
30
29
35 6pm
28
27
27 9pm
27
24
24 12am
24
24
24 3am
24
24
24 6am
26
26
24 9am
24
24
Station readings
27
19
31
30
CAMS model adj -1
25
27
27
27
27
27
34
27
27
27
27
25
25
25
25
25
25
25
25
27
27
25
25
25

Air Quality Index Trend

48h · 2 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.

83.3%
Humidity
128.6 km/h
Wind WSW
1008.9 hPa
Pressure
2.9
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
32
7.8 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Wattala?

Temperature & Precipitation

PM2.5 Trend

48h · 2 stations
PM2.57.8 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX2.9
Moderate
Station readings (5 stations within 25 km)
7.8
Median
7.12
Average
0.73
Low
13.2
High
PM2.5 µg/m³ · Model: 6.15 · Bias: -1.6

What is the 7-day forecast for Wattala?

09-22
27.8° 27.5°
13.63 mm
09-23
28.0° 27.3°
12.87 mm
09-24
27.8° 27.5°
10.94 mm
09-25
27.9° 27.0°
18.81 mm
09-26
27.6° 26.8°
21.44 mm
09-27
27.7° 26.8°
16.94 mm
09-28
28.2° 27.6°
5.63 mm
Both models agree Avg diff: 1.2°C

Where are air quality stations near Wattala?

33
Battaramulla
10.7 km PM2.5: 8.0 µg/m³ PM10: 15.8 µg/m³
97
Battaramulla
10.7 km PM2.5: 34.0 µg/m³
30
Battaramulla
10.7 km PM2.5: 7.2 µg/m³ PM10: 13.0 µg/m³
66
Battaramulla
10.7 km PM2.5: 19.0 µg/m³
38
Battaramulla
10.7 km PM2.5: 9.0 µg/m³
32
Battaramulla
10.7 km PM2.5: 7.6 µg/m³ PM10: 12.8 µg/m³
115
Battaramulla
10.7 km PM2.5: 41.2 µg/m³ PM10: 68.2 µg/m³
95
Battaramulla
10.7 km PM2.5: 33.0 µg/m³ PM10: 55.0 µg/m³
55
Battaramulla
10.7 km PM2.5: 14.0 µg/m³
27
Battaramulla
10.7 km PM2.5: 6.4 µg/m³ PM10: 12.2 µg/m³

What cities are near Wattala?

32 Hendala 32 Peliyagoda 32 Welisara 35 Kelaniya 33 Kolonnawa 32 Kandana 37 Kotikawatta 36 Mulleriyawa 29 Colombo 31 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 2026-09-22T10:45 UTC.