Frederick AQI History

Hourly air quality data for the past 24 hours in Frederick, Colorado.

24-Hour Summary

Average AQI

Peak AQI

Best AQI

Hourly AQI Data

TimeAQICategoryPM2.5PM10
01:00 am46Good8.28.6
02:00 am48Good8.68.9
03:00 am50Good9.09.2
04:00 am48Good8.68.8
05:00 am47Good8.48.5
06:00 am54Moderate10.810.9
07:00 am53Moderate10.010.1
08:00 am47Good8.58.6
09:00 am36Good6.56.7
10:00 am31Good5.55.7
11:00 am28Good5.05.5
12:00 pm28Good5.15.9
01:00 pm29Good5.36.4
02:00 pm29Good5.36.7
03:00 pm28Good5.16.7
04:00 pm28Good5.16.7
05:00 pm30Good5.47.0
06:00 pm13Good2.33.8
07:00 pm18Good3.24.8
08:00 pm24Good4.35.6
09:00 pm40Good7.28.4
10:00 pm52Moderate9.510.3
11:00 pm53Moderate10.210.9
12:00 am55Moderate11.011.6
01:00 am57Moderate12.112.8
02:00 am57Moderate12.313.1
03:00 am57Moderate12.113.0
04:00 am56Moderate11.812.9
05:00 am55Moderate11.512.4
06:00 am56Moderate11.812.5
07:00 am55Moderate11.412.6
08:00 am55Moderate11.012.5
09:00 am53Moderate10.312.8
10:00 am52Moderate9.612.8
11:00 am48Good8.712.6
12:00 pm44Good8.012.8
01:00 pm42Good7.613.9
02:00 pm42Good7.514.9
03:00 pm39Good7.014.1
04:00 pm38Good6.913.5
05:00 pm41Good7.414.0
06:00 pm54Moderate10.920.3
07:00 pm52Moderate9.716.9
08:00 pm53Moderate10.315.1
09:00 pm53Moderate10.414.3
10:00 pm49Good8.912.0
11:00 pm40Good7.29.4
12:00 am32Good5.77.1
01:00 am31Good5.56.8
02:00 am34Good6.27.7
03:00 am44Good7.99.5
04:00 am52Moderate9.711.4
05:00 am55Moderate11.113.0
06:00 am58Moderate13.114.9
07:00 am56Moderate11.913.8
08:00 am53Moderate10.012.6
09:00 am41Good7.410.6
10:00 am40Good7.211.5
11:00 am43Good7.813.2
12:00 pm47Good8.514.6
01:00 pm48Good8.715.0
02:00 pm46Good8.213.9
03:00 pm44Good7.913.3
04:00 pm43Good7.813.0
05:00 pm40Good7.212.1
06:00 pm60Moderate13.925.4
07:00 pm58Moderate12.923.0
08:00 pm58Moderate12.720.1
09:00 pm61Moderate14.521.8
10:00 pm62Moderate15.021.9
11:00 pm64Moderate16.322.6
12:00 am69Moderate18.624.2
01:00 am69Moderate18.723.6
02:00 am67Moderate17.521.9
03:00 am63Moderate15.819.8
04:00 am61Moderate14.217.9
05:00 am58Moderate13.016.1
06:00 am62Moderate15.018.4
07:00 am58Moderate12.815.6
08:00 am56Moderate11.615.6
09:00 am52Moderate9.617.0
10:00 am45Good8.116.8
11:00 am46Good8.317.3
12:00 pm48Good8.617.9
01:00 pm50Good9.018.7
02:00 pm54Moderate10.722.2
03:00 pm51Moderate9.319.0
04:00 pm50Good9.018.2
05:00 pm48Good8.617.1
06:00 pm55Moderate11.323.2
07:00 pm55Moderate11.422.8
08:00 pm55Moderate11.220.0
09:00 pm54Moderate10.918.2
10:00 pm53Moderate10.416.5
11:00 pm55Moderate11.216.6
12:00 am56Moderate11.716.1
01:00 am57Moderate12.215.9
02:00 am57Moderate12.416.1
03:00 am57Moderate12.516.4
04:00 am58Moderate12.617.0
05:00 am58Moderate12.817.7
06:00 am57Moderate12.416.2
07:00 am54Moderate10.913.7
08:00 am43Good7.710.1
09:00 am32Good5.78.4
10:00 am29Good5.38.6
11:00 am31Good5.610.3
12:00 pm34Good6.211.7
01:00 pm33Good5.910.7
02:00 pm29Good5.29.1
03:00 pm28Good5.08.5
04:00 pm31Good5.58.7
05:00 pm33Good6.09.1
06:00 pm58Moderate13.022.4
07:00 pm58Moderate13.021.5
08:00 pm58Moderate12.820.0
09:00 pm60Moderate14.020.7
10:00 pm64Moderate16.222.1
11:00 pm68Moderate18.323.6
12:00 am69Moderate18.622.9
01:00 am71Moderate19.923.5
02:00 am69Moderate18.621.7
03:00 am62Moderate15.117.1
04:00 am56Moderate11.913.3
05:00 am53Moderate10.211.2
06:00 am65Moderate16.418.2
07:00 am59Moderate13.314.4
08:00 am52Moderate9.410.6
09:00 am39Good7.08.3
10:00 am32Good5.77.4
11:00 am28Good5.17.0
12:00 pm27Good4.96.8
01:00 pm26Good4.66.5
02:00 pm23Good4.26.1
03:00 pm23Good4.26.2
04:00 pm27Good4.86.8
05:00 pm30Good5.47.4
06:00 pm52Moderate9.715.4
07:00 pm52Moderate9.814.6
08:00 pm54Moderate10.915.1
09:00 pm56Moderate11.815.0
10:00 pm58Moderate13.015.6
11:00 pm61Moderate14.716.9
12:00 am64Moderate16.118.0
01:00 am66Moderate17.319.0
02:00 am67Moderate17.619.2
03:00 am66Moderate16.918.5
04:00 am64Moderate15.917.7
05:00 am62Moderate15.217.0
06:00 am58Moderate13.014.2
07:00 am57Moderate12.313.4
08:00 am56Moderate11.713.3
09:00 am55Moderate11.213.9
10:00 am55Moderate11.415.1
11:00 am54Moderate10.714.7
12:00 pm50Good9.013.0
01:00 pm43Good7.711.7
02:00 pm37Good6.710.6
03:00 pm33Good6.09.7
04:00 pm32Good5.79.2
05:00 pm32Good5.79.0
06:00 pm32Good5.79.0
07:00 pm32Good5.89.0
08:00 pm37Good6.69.5
09:00 pm52Moderate9.612.0
10:00 pm56Moderate12.014.0
11:00 pm60Moderate14.015.8
12:00 am62Moderate15.116.5
← Back to Frederick AQI