Centralia AQI History

Hourly air quality data for the past 24 hours in Centralia, Washington.

24-Hour Summary

Average AQI

Peak AQI

Best AQI

Hourly AQI Data

TimeAQICategoryPM2.5PM10
01:00 am56Moderate11.913.6
02:00 am57Moderate12.214.1
03:00 am58Moderate12.614.7
04:00 am57Moderate12.514.7
05:00 am56Moderate11.814.1
06:00 am55Moderate11.514.0
07:00 am54Moderate10.713.1
08:00 am52Moderate9.411.7
09:00 am51Moderate9.311.6
10:00 am48Good8.711.4
11:00 am49Good8.811.7
12:00 pm50Good9.012.2
01:00 pm48Good8.712.0
02:00 pm46Good8.211.6
03:00 pm43Good7.711.0
04:00 pm43Good7.711.1
05:00 pm21Good3.75.6
06:00 pm31Good5.68.3
07:00 pm38Good6.910.1
08:00 pm39Good7.110.3
09:00 pm29Good5.27.3
10:00 pm20Good3.64.9
11:00 pm15Good2.73.7
12:00 am13Good2.33.2
01:00 am12Good2.23.2
02:00 am16Good2.94.2
03:00 am20Good3.64.9
04:00 am27Good4.86.5
05:00 am25Good4.56.1
06:00 am28Good5.06.8
07:00 am31Good5.67.8
08:00 am36Good6.59.1
09:00 am44Good7.911.6
10:00 am49Good8.913.5
11:00 am52Moderate9.614.9
12:00 pm52Moderate9.414.8
01:00 pm49Good8.813.9
02:00 pm48Good8.613.6
03:00 pm48Good8.713.8
04:00 pm48Good8.613.7
05:00 pm46Good8.213.0
06:00 pm43Good7.712.3
07:00 pm41Good7.311.7
08:00 pm39Good7.011.1
09:00 pm38Good6.911.0
10:00 pm39Good7.111.2
11:00 pm40Good7.211.4
12:00 am39Good7.011.0
01:00 am34Good6.29.7
02:00 am33Good6.09.3
03:00 am32Good5.89.0
04:00 am32Good5.78.9
05:00 am36Good6.410.0
06:00 am36Good6.49.9
07:00 am34Good6.19.3
08:00 am32Good5.89.0
09:00 am28Good5.18.0
10:00 am24Good4.46.8
11:00 am22Good4.06.0
12:00 pm21Good3.75.6
01:00 pm19Good3.55.2
02:00 pm19Good3.45.1
03:00 pm19Good3.55.2
04:00 pm19Good3.55.3
05:00 pm30Good5.48.0
06:00 pm29Good5.37.9
07:00 pm28Good5.17.6
08:00 pm28Good5.17.6
09:00 pm29Good5.37.7
10:00 pm29Good5.37.7
11:00 pm29Good5.27.6
12:00 am27Good4.97.1
01:00 am26Good4.76.8
02:00 am26Good4.66.7
03:00 am26Good4.66.6
04:00 am26Good4.76.7
05:00 am29Good5.27.2
06:00 am31Good5.57.5
07:00 am26Good4.76.5
08:00 am26Good4.76.7
09:00 am29Good5.27.3
10:00 am35Good6.38.8
11:00 am43Good7.710.7
12:00 pm47Good8.411.7
01:00 pm48Good8.611.8
02:00 pm48Good8.711.9
03:00 pm49Good8.812.2
04:00 pm51Moderate9.112.6
05:00 pm12Good2.12.5
06:00 pm14Good2.53.0
07:00 pm17Good3.13.9
08:00 pm22Good4.04.9
09:00 pm29Good5.36.5
10:00 pm37Good6.68.0
11:00 pm44Good7.99.3
12:00 am49Good8.810.3
01:00 am51Moderate9.110.6
02:00 am51Moderate9.110.6
03:00 am51Moderate9.110.7
04:00 am51Moderate9.310.9
05:00 am52Moderate9.711.4
06:00 am53Moderate10.211.9
07:00 am51Moderate9.110.6
08:00 am39Good7.18.2
09:00 am31Good5.66.7
10:00 am31Good5.56.9
11:00 am34Good6.28.1
12:00 pm38Good6.88.8
01:00 pm40Good7.29.2
02:00 pm42Good7.59.1
03:00 pm44Good7.99.4
04:00 pm46Good8.39.8
05:00 pm31Good5.56.3
06:00 pm28Good5.05.8
07:00 pm28Good5.15.7
08:00 pm30Good5.46.0
09:00 pm34Good6.16.7
10:00 pm40Good7.27.8
11:00 pm49Good8.99.6
12:00 am55Moderate11.011.7
01:00 am57Moderate12.413.1
02:00 am59Moderate13.214.0
03:00 am60Moderate13.914.8
04:00 am61Moderate14.415.4
05:00 am59Moderate13.314.0
06:00 am58Moderate12.913.7
07:00 am57Moderate12.213.0
08:00 am55Moderate11.011.9
09:00 am53Moderate10.011.5
10:00 am52Moderate9.711.9
11:00 am53Moderate10.212.8
12:00 pm53Moderate10.413.4
01:00 pm53Moderate10.213.4
02:00 pm52Moderate9.712.8
03:00 pm51Moderate9.212.1
04:00 pm48Good8.711.5
05:00 pm27Good4.85.7
06:00 pm28Good5.06.0
07:00 pm34Good6.17.2
08:00 pm44Good7.99.0
09:00 pm52Moderate9.510.9
10:00 pm54Moderate10.912.5
11:00 pm56Moderate12.013.8
12:00 am58Moderate13.015.1
01:00 am60Moderate14.116.9
02:00 am62Moderate14.818.1
03:00 am63Moderate15.519.4
04:00 am63Moderate15.820.5
05:00 am64Moderate16.221.5
06:00 am65Moderate16.521.9
07:00 am65Moderate16.421.9
08:00 am64Moderate16.122.2
09:00 am62Moderate15.121.3
10:00 am58Moderate13.118.9
11:00 am58Moderate12.718.6
12:00 pm59Moderate13.219.5
01:00 pm58Moderate12.818.8
02:00 pm55Moderate11.316.8
03:00 pm48Good8.613.1
04:00 pm34Good6.29.4
05:00 pm24Good4.46.7
06:00 pm18Good3.24.9
07:00 pm13Good2.43.7
08:00 pm14Good2.53.8
09:00 pm16Good2.84.2
10:00 pm16Good2.94.4
11:00 pm16Good2.84.3
12:00 am15Good2.74.1
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