San Rafael AQI History

Hourly air quality data for the past 24 hours in San Rafael, Santa Cruz.

24-Hour Summary

Average AQI

Peak AQI

Best AQI

Hourly AQI Data

TimeAQICategoryPM2.5PM10
03:00 am37Good6.76.7
04:00 am37Good6.66.7
05:00 am37Good6.76.8
06:00 am38Good6.86.9
07:00 am39Good7.07.0
08:00 am28Good5.05.1
09:00 am27Good4.94.9
10:00 am22Good3.93.9
11:00 am15Good2.72.7
12:00 pm13Good2.32.3
01:00 pm12Good2.22.3
02:00 pm12Good2.12.2
03:00 pm12Good2.12.2
04:00 pm12Good2.22.3
05:00 pm16Good2.83.0
06:00 pm20Good3.63.7
07:00 pm24Good4.34.4
08:00 pm44Good7.98.2
09:00 pm43Good7.88.2
10:00 pm44Good8.08.3
11:00 pm46Good8.28.6
12:00 am48Good8.69.0
01:00 am51Moderate9.29.7
02:00 am53Moderate10.210.7
03:00 am55Moderate11.311.8
04:00 am57Moderate12.412.9
05:00 am59Moderate13.514.1
06:00 am61Moderate14.515.1
07:00 am63Moderate15.616.2
08:00 am7Good1.21.2
09:00 am9Good1.71.7
10:00 am7Good1.31.3
11:00 am9Good1.61.6
12:00 pm13Good2.32.4
01:00 pm17Good3.03.2
02:00 pm21Good3.73.9
03:00 pm22Good4.04.2
04:00 pm23Good4.24.4
05:00 pm31Good5.65.8
06:00 pm40Good7.27.5
07:00 pm44Good7.98.1
08:00 pm60Moderate13.914.4
09:00 pm61Moderate14.214.7
10:00 pm61Moderate14.715.3
11:00 pm60Moderate13.814.4
12:00 am57Moderate12.312.7
01:00 am55Moderate11.011.3
02:00 am52Moderate9.59.7
03:00 am45Good8.18.2
04:00 am43Good7.77.8
05:00 am41Good7.47.5
06:00 am37Good6.76.8
07:00 am30Good5.45.4
08:00 am24Good4.44.4
09:00 am26Good4.74.7
10:00 am32Good5.85.9
11:00 am39Good7.17.3
12:00 pm43Good7.88.1
01:00 pm43Good7.78.1
02:00 pm43Good7.78.1
03:00 pm43Good7.78.1
04:00 pm42Good7.57.9
05:00 pm45Good8.18.5
06:00 pm49Good8.89.2
07:00 pm50Good9.09.3
08:00 pm57Moderate12.312.4
09:00 pm58Moderate12.813.0
10:00 pm58Moderate13.013.1
11:00 pm58Moderate12.812.9
12:00 am57Moderate12.312.5
01:00 am56Moderate11.812.0
02:00 am55Moderate11.511.6
03:00 am55Moderate11.411.4
04:00 am55Moderate11.311.4
05:00 am55Moderate11.111.2
06:00 am54Moderate10.911.0
07:00 am54Moderate10.710.8
08:00 am57Moderate12.112.2
09:00 am53Moderate10.310.3
10:00 am45Good8.18.2
11:00 am29Good5.35.3
12:00 pm22Good4.04.0
01:00 pm23Good4.24.2
02:00 pm25Good4.54.6
03:00 pm27Good4.84.9
04:00 pm29Good5.35.4
05:00 pm37Good6.66.7
06:00 pm46Good8.28.4
07:00 pm52Moderate9.49.7
08:00 pm55Moderate11.211.4
09:00 pm57Moderate12.412.7
10:00 pm59Moderate13.313.6
11:00 pm59Moderate13.613.9
12:00 am58Moderate12.913.2
01:00 am56Moderate11.812.1
02:00 am55Moderate11.011.2
03:00 am53Moderate10.210.4
04:00 am52Moderate9.69.8
05:00 am51Moderate9.39.5
06:00 am51Moderate9.39.5
07:00 am52Moderate9.49.5
08:00 am31Good5.55.7
09:00 am33Good5.96.2
10:00 am27Good4.95.1
11:00 am21Good3.73.8
12:00 pm22Good3.94.0
01:00 pm22Good3.94.0
02:00 pm22Good4.04.1
03:00 pm23Good4.14.2
04:00 pm24Good4.44.6
05:00 pm31Good5.55.7
06:00 pm40Good7.27.5
07:00 pm49Good8.89.2
08:00 pm51Moderate9.39.7
09:00 pm53Moderate10.110.6
10:00 pm54Moderate10.911.3
11:00 pm55Moderate11.111.6
12:00 am54Moderate10.711.2
01:00 am52Moderate9.810.2
02:00 am48Good8.69.0
03:00 am42Good7.57.9
04:00 am37Good6.77.1
05:00 am34Good6.26.5
06:00 am32Good5.86.1
07:00 am31Good5.65.9
08:00 am11Good1.92.0
09:00 am11Good1.92.0
10:00 am11Good2.02.1
11:00 am16Good2.82.9
12:00 pm20Good3.63.7
01:00 pm22Good3.94.2
02:00 pm23Good4.14.5
03:00 pm25Good4.54.9
04:00 pm27Good4.85.2
05:00 pm29Good5.35.7
06:00 pm34Good6.16.5
07:00 pm38Good6.87.1
08:00 pm59Moderate13.314.1
09:00 pm60Moderate13.714.6
10:00 pm60Moderate14.115.1
11:00 pm60Moderate13.814.8
12:00 am58Moderate12.613.6
01:00 am54Moderate10.711.4
02:00 am49Good8.99.4
03:00 am42Good7.67.8
04:00 am39Good7.17.2
05:00 am39Good7.07.1
06:00 am41Good7.37.3
07:00 am42Good7.57.6
08:00 am29Good5.35.3
09:00 am27Good4.84.9
10:00 am22Good4.04.0
11:00 am23Good4.24.2
12:00 pm28Good5.05.2
01:00 pm31Good5.55.7
02:00 pm32Good5.75.9
03:00 pm33Good6.06.2
04:00 pm36Good6.46.6
05:00 pm40Good7.27.4
06:00 pm46Good8.38.5
07:00 pm51Moderate9.19.3
08:00 pm52Moderate9.910.3
09:00 pm53Moderate10.310.7
10:00 pm52Moderate9.610.0
11:00 pm46Good8.28.4
12:00 am38Good6.87.0
01:00 am32Good5.86.0
02:00 am29Good5.35.4
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