Colombo AQI History

Hourly air quality data for the past 24 hours in Colombo, Western.

24-Hour Summary

Average AQI

Peak AQI

Best AQI

Hourly AQI Data

TimeAQICategoryPM2.5PM10
01:00 pm52Moderate9.914.7
02:00 pm53Moderate10.315.3
03:00 pm54Moderate10.615.7
04:00 pm54Moderate10.515.6
05:00 pm55Moderate11.115.9
06:00 pm60Moderate14.018.7
07:00 pm68Moderate18.023.1
08:00 pm70Moderate19.524.6
09:00 pm63Moderate15.419.9
10:00 pm61Moderate14.519.0
11:00 pm59Moderate13.518.1
12:00 am56Moderate11.916.5
01:00 am55Moderate11.416.4
02:00 am54Moderate10.515.3
03:00 am53Moderate10.315.8
04:00 am44Good7.913.2
05:00 am52Moderate9.614.9
06:00 am58Moderate12.918.4
07:00 am58Moderate12.918.1
08:00 am59Moderate13.219.6
09:00 am58Moderate13.019.8
10:00 am57Moderate12.219.0
11:00 am57Moderate12.519.7
12:00 pm56Moderate11.919.2
01:00 pm59Moderate13.321.1
02:00 pm60Moderate14.122.2
03:00 pm61Moderate14.323.0
04:00 pm61Moderate14.321.8
05:00 pm58Moderate13.120.4
06:00 pm70Moderate19.126.3
07:00 pm74Moderate21.228.1
08:00 pm73Moderate20.727.3
09:00 pm74Moderate21.328.1
10:00 pm76Moderate22.429.5
11:00 pm74Moderate21.429.4
12:00 am69Moderate18.627.2
01:00 am65Moderate16.426.5
02:00 am61Moderate14.326.2
03:00 am57Moderate12.323.9
04:00 am55Moderate11.323.7
05:00 am62Moderate14.930.2
06:00 am67Moderate17.933.5
07:00 am70Moderate19.535.5
08:00 am70Moderate19.340.3
09:00 am71Moderate19.844.2
10:00 am73Moderate20.846.8
11:00 am74Moderate21.447.3
12:00 pm75Moderate21.947.1
01:00 pm75Moderate22.246.8
02:00 pm77Moderate22.847.6
03:00 pm78Moderate23.448.8
04:00 pm78Moderate23.649.4
05:00 pm81Moderate25.049.8
06:00 pm83Moderate26.350.3
07:00 pm90Moderate30.253.3
08:00 pm97Moderate33.655.4
09:00 pm99Moderate35.054.7
10:00 pm98Moderate34.351.7
11:00 pm87Moderate28.543.8
12:00 am75Moderate22.034.9
01:00 am65Moderate16.526.8
02:00 am59Moderate13.623.2
03:00 am54Moderate10.819.2
04:00 am53Moderate10.017.5
05:00 am64Moderate16.228.2
06:00 am66Moderate17.128.0
07:00 am66Moderate17.329.8
08:00 am63Moderate15.529.9
09:00 am63Moderate15.531.8
10:00 am65Moderate16.434.7
11:00 am68Moderate18.238.6
12:00 pm68Moderate18.338.5
01:00 pm66Moderate17.435.4
02:00 pm64Moderate15.930.9
03:00 pm60Moderate13.725.1
04:00 pm55Moderate11.218.7
05:00 pm60Moderate13.924.0
06:00 pm61Moderate14.222.4
07:00 pm64Moderate16.123.8
08:00 pm65Moderate16.523.6
09:00 pm63Moderate15.421.6
10:00 pm61Moderate14.620.2
11:00 pm56Moderate11.916.7
12:00 am52Moderate9.814.0
01:00 am49Good8.812.8
02:00 am44Good7.911.5
03:00 am38Good6.810.2
04:00 am36Good6.49.8
05:00 am48Good8.713.4
06:00 am55Moderate11.015.3
07:00 am58Moderate12.716.9
08:00 am55Moderate11.116.3
09:00 am55Moderate11.116.7
10:00 am55Moderate11.317.2
11:00 am55Moderate11.116.9
12:00 pm54Moderate10.916.7
01:00 pm54Moderate10.916.6
02:00 pm54Moderate10.816.5
03:00 pm53Moderate10.315.9
04:00 pm53Moderate10.215.7
05:00 pm52Moderate9.714.3
06:00 pm56Moderate11.715.8
07:00 pm61Moderate14.418.2
08:00 pm63Moderate15.719.3
09:00 pm65Moderate16.820.1
10:00 pm67Moderate17.520.7
11:00 pm65Moderate16.719.8
12:00 am63Moderate15.318.3
01:00 am60Moderate14.017.0
02:00 am58Moderate12.715.7
03:00 am56Moderate12.014.9
04:00 am55Moderate11.314.1
05:00 am57Moderate12.115.7
06:00 am61Moderate14.718.3
07:00 am60Moderate14.118.3
08:00 am55Moderate11.216.0
09:00 am54Moderate10.815.8
10:00 am54Moderate10.515.4
11:00 am54Moderate10.515.4
12:00 pm54Moderate10.615.6
01:00 pm54Moderate10.615.6
02:00 pm53Moderate10.315.0
03:00 pm52Moderate9.513.8
04:00 pm52Moderate9.513.6
05:00 pm53Moderate10.214.5
06:00 pm56Moderate11.615.8
07:00 pm58Moderate13.017.3
08:00 pm59Moderate13.217.3
09:00 pm58Moderate12.916.6
10:00 pm56Moderate11.615.1
11:00 pm44Good8.011.2
12:00 am28Good5.07.4
01:00 am26Good4.76.9
02:00 am27Good4.87.1
03:00 am27Good4.87.1
04:00 am26Good4.66.9
05:00 am41Good7.411.4
06:00 am52Moderate9.513.4
07:00 am54Moderate10.514.5
08:00 am55Moderate11.316.0
09:00 am53Moderate10.415.5
10:00 am53Moderate10.115.4
11:00 am53Moderate10.415.8
12:00 pm54Moderate10.515.9
01:00 pm54Moderate10.816.2
02:00 pm54Moderate10.515.7
03:00 pm52Moderate9.714.4
04:00 pm51Moderate9.313.5
05:00 pm54Moderate10.515.0
06:00 pm55Moderate11.014.9
07:00 pm55Moderate11.215.0
08:00 pm54Moderate10.614.1
09:00 pm51Moderate9.112.4
10:00 pm46Good8.311.3
11:00 pm35Good6.39.0
12:00 am26Good4.76.9
01:00 am22Good3.95.9
02:00 am22Good3.95.7
03:00 am18Good3.35.0
04:00 am19Good3.55.3
05:00 am22Good3.95.8
06:00 am26Good4.76.7
07:00 am34Good6.18.2
08:00 am37Good6.78.9
09:00 am34Good6.18.6
10:00 am32Good5.88.4
11:00 am36Good6.59.4
12:00 pm37Good6.79.7
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