Berkeley AQI History

Hourly air quality data for the past 24 hours in Berkeley, California.

24-Hour Summary

Average AQI

Peak AQI

Best AQI

Hourly AQI Data

TimeAQICategoryPM2.5PM10
07:00 pm49Good8.813.2
08:00 pm52Moderate9.714.7
09:00 pm50Good9.013.2
10:00 pm52Moderate9.413.9
11:00 pm52Moderate9.614.2
12:00 am52Moderate9.914.5
01:00 am52Moderate9.413.5
02:00 am44Good8.011.6
03:00 am37Good6.69.7
04:00 am31Good5.58.1
05:00 am31Good5.57.1
06:00 am31Good5.67.1
07:00 am33Good6.07.1
08:00 am36Good6.47.5
09:00 am35Good6.37.5
10:00 am35Good6.37.8
11:00 am35Good6.38.3
12:00 pm29Good5.37.3
01:00 pm28Good5.07.0
02:00 pm28Good5.07.0
03:00 pm29Good5.37.8
04:00 pm34Good6.29.9
05:00 pm24Good4.35.5
06:00 pm27Good4.86.5
07:00 pm28Good5.07.3
08:00 pm28Good5.16.9
09:00 pm24Good4.45.5
10:00 pm21Good3.84.6
11:00 pm21Good3.84.3
12:00 am23Good4.14.7
01:00 am24Good4.45.2
02:00 am27Good4.85.8
03:00 am29Good5.26.7
04:00 am29Good5.36.9
05:00 am36Good6.48.8
06:00 am36Good6.58.7
07:00 am36Good6.59.3
08:00 am32Good5.78.4
09:00 am27Good4.97.1
10:00 am24Good4.36.2
11:00 am22Good4.05.8
12:00 pm26Good4.76.8
01:00 pm24Good4.46.4
02:00 pm25Good4.56.5
03:00 pm27Good4.86.9
04:00 pm28Good5.07.3
05:00 pm23Good4.26.3
06:00 pm30Good5.48.1
07:00 pm28Good5.17.5
08:00 pm31Good5.58.1
09:00 pm34Good6.18.9
10:00 pm36Good6.59.6
11:00 pm37Good6.69.6
12:00 am37Good6.79.6
01:00 am39Good7.010.1
02:00 am41Good7.310.6
03:00 am43Good7.710.9
04:00 am43Good7.810.8
05:00 am43Good7.79.8
06:00 am47Good8.410.4
07:00 am52Moderate9.412.4
08:00 am52Moderate9.712.9
09:00 am52Moderate9.813.4
10:00 am53Moderate10.214.1
11:00 am53Moderate10.314.4
12:00 pm53Moderate10.314.7
01:00 pm53Moderate10.314.9
02:00 pm53Moderate10.315.1
03:00 pm53Moderate10.315.3
04:00 pm53Moderate10.415.6
05:00 pm55Moderate11.116.6
06:00 pm55Moderate11.316.9
07:00 pm55Moderate11.417.2
08:00 pm55Moderate11.417.1
09:00 pm55Moderate11.116.4
10:00 pm46Good8.211.2
11:00 pm42Good7.59.9
12:00 am41Good7.39.4
01:00 am41Good7.39.3
02:00 am43Good7.79.7
03:00 am47Good8.410.4
04:00 am51Moderate9.311.3
05:00 am52Moderate9.711.6
06:00 am53Moderate10.212.1
07:00 am52Moderate9.911.5
08:00 am41Good7.49.8
09:00 am42Good7.610.4
10:00 am45Good8.111.1
11:00 am48Good8.611.9
12:00 pm51Moderate9.212.9
01:00 pm52Moderate9.814.0
02:00 pm53Moderate10.314.8
03:00 pm54Moderate10.515.4
04:00 pm54Moderate10.515.3
05:00 pm56Moderate11.917.5
06:00 pm56Moderate11.917.3
07:00 pm56Moderate11.917.2
08:00 pm56Moderate12.017.2
09:00 pm55Moderate11.115.1
10:00 pm55Moderate11.014.5
11:00 pm54Moderate10.713.2
12:00 am54Moderate10.712.6
01:00 am54Moderate10.912.9
02:00 am55Moderate11.213.4
03:00 am56Moderate11.614.1
04:00 am57Moderate12.315.0
05:00 am56Moderate11.814.2
06:00 am57Moderate12.314.9
07:00 am56Moderate11.814.9
08:00 am57Moderate12.216.0
09:00 am56Moderate12.016.2
10:00 am58Moderate13.118.0
11:00 am61Moderate14.620.1
12:00 pm63Moderate15.421.3
01:00 pm64Moderate15.922.2
02:00 pm63Moderate15.822.3
03:00 pm61Moderate14.620.8
04:00 pm59Moderate13.519.3
05:00 pm59Moderate13.419.5
06:00 pm58Moderate13.119.1
07:00 pm58Moderate13.019.0
08:00 pm57Moderate12.217.3
09:00 pm54Moderate10.714.5
10:00 pm55Moderate11.014.4
11:00 pm56Moderate11.815.4
12:00 am57Moderate12.416.2
01:00 am58Moderate12.616.6
02:00 am58Moderate12.817.3
03:00 am59Moderate13.318.3
04:00 am59Moderate13.218.2
05:00 am57Moderate12.417.1
06:00 am58Moderate12.817.9
07:00 am58Moderate12.717.9
08:00 am57Moderate12.117.4
09:00 am57Moderate12.217.6
10:00 am56Moderate11.917.3
11:00 am58Moderate12.718.4
12:00 pm58Moderate12.818.6
01:00 pm58Moderate13.018.8
02:00 pm56Moderate11.917.1
03:00 pm56Moderate11.917.1
04:00 pm58Moderate12.618.2
05:00 pm66Moderate17.125.0
06:00 pm63Moderate15.722.5
07:00 pm61Moderate14.721.0
08:00 pm60Moderate13.919.5
09:00 pm58Moderate12.817.3
10:00 pm58Moderate13.017.3
11:00 pm57Moderate12.516.2
12:00 am57Moderate12.515.9
01:00 am57Moderate12.315.8
02:00 am56Moderate11.915.3
03:00 am55Moderate11.414.6
04:00 am54Moderate10.813.6
05:00 am52Moderate9.412.0
06:00 am51Moderate9.211.4
07:00 am52Moderate9.712.7
08:00 am52Moderate9.813.2
09:00 am54Moderate10.714.7
10:00 am56Moderate11.616.0
11:00 am56Moderate11.916.5
12:00 pm55Moderate11.215.7
01:00 pm52Moderate9.914.0
02:00 pm48Good8.712.5
03:00 pm43Good7.811.4
04:00 pm41Good7.310.8
05:00 pm39Good7.110.6
06:00 pm39Good7.010.4
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