Air Quality in Wattala, Sri Lanka

Rain
28.7°C · 76.7% humidity
28.7°
Feels 34.7°
42
Good
Air quality is satisfactory. Enjoy outdoor activities.
4 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
30 8pm
35
46
42 11pm
39
36
34 2am
33
33
32 5am
32
34
33 8am
33
33
33 11am
31
33
33 2pm
31
33
33 5pm
40
40
Station readings
30
35
46
CAMS model adj +6
34
34
27
27
27
25
25
25
25
25
25
27
27
27
27
27
25
27
27
25
27
27
34
34
AD 728×90

Air Quality Index Trend

47h · 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. Current PM2.5 concentration in Wattala is 2.0× 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▲
42
10.15 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Wattala?

Temperature & Precipitation

PM2.5 Trend

47h · 2 stations
PM2.510.15 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (4 stations within 25 km)
10.15
Median
8.99
Average
0.62
Low
19.0
High
PM2.5 µg/m³ · Model: 6.15 · Bias: -4.0

What is the 7-day forecast for Wattala?

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 Wattala?

78
FECT Colombo
9.0 km 30.0°C 75.0% RH PM2.5: 24.9 µg/m³ PM10: 27.2 µg/m³
20
Kotte
9.3 km PM2.5: 4.8 µg/m³ PM10: 1.9 µg/m³
84
Battaramulla
10.7 km PM2.5: 28.0 µg/m³
95
Battaramulla
10.7 km PM2.5: 33.0 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
35
Battaramulla
10.7 km PM2.5: 8.4 µg/m³ PM10: 16.0 µg/m³
82
Battaramulla
10.7 km PM2.5: 27.0 µg/m³
63
Battaramulla
10.7 km PM2.5: 17.8 µg/m³ PM10: 30.6 µg/m³
21
Battaramulla
10.7 km PM2.5: 5.0 µg/m³

What cities are near Wattala?

42 Hendala 42 Peliyagoda 41 Welisara 46 Kelaniya 44 Kolonnawa 41 Kandana 51 Kotikawatta 49 Mulleriyawa 36 Colombo 40 Ja Ela
Get AQI alerts for Wattala

Notify me when air quality reaches:

Free · No account · Unsubscribe any time

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-05-28T18:08 UTC.