Monmouth AQI History

Hourly air quality data for the past 24 hours in Monmouth, Illinois.

24-Hour Summary

Average AQI

Peak AQI

Best AQI

Hourly AQI Data

TimeAQICategoryPM2.5PM10
02:00 am25Good4.55.0
03:00 am23Good4.14.6
04:00 am28Good5.15.4
05:00 am36Good6.56.8
06:00 am41Good7.37.6
07:00 am35Good6.36.7
08:00 am44Good7.98.3
09:00 am48Good8.79.3
10:00 am48Good8.69.4
11:00 am46Good8.29.0
12:00 pm42Good7.68.4
01:00 pm41Good7.48.3
02:00 pm41Good7.38.4
03:00 pm38Good6.98.1
04:00 pm34Good6.27.4
05:00 pm30Good5.46.7
06:00 pm28Good5.16.4
07:00 pm23Good4.15.4
08:00 pm18Good3.23.7
09:00 pm15Good2.72.9
10:00 pm15Good2.72.7
11:00 pm15Good2.72.7
12:00 am14Good2.52.5
01:00 am12Good2.22.2
02:00 am11Good2.02.0
03:00 am11Good1.91.9
04:00 am9Good1.71.8
05:00 am9Good1.71.7
06:00 am9Good1.71.7
07:00 am23Good4.24.5
08:00 am26Good4.64.8
09:00 am28Good5.15.4
10:00 am32Good5.86.1
11:00 am39Good7.17.7
12:00 pm41Good7.38.4
01:00 pm40Good7.28.5
02:00 pm41Good7.48.8
03:00 pm42Good7.69.2
04:00 pm43Good7.79.5
05:00 pm44Good7.99.6
06:00 pm44Good8.09.7
07:00 pm54Moderate10.614.1
08:00 pm52Moderate9.912.9
09:00 pm52Moderate9.612.2
10:00 pm51Moderate9.211.2
11:00 pm46Good8.39.8
12:00 am40Good7.28.2
01:00 am36Good6.57.1
02:00 am34Good6.26.7
03:00 am34Good6.26.8
04:00 am37Good6.67.2
05:00 am40Good7.28.0
06:00 am43Good7.78.7
07:00 am41Good7.38.7
08:00 am41Good7.48.7
09:00 am43Good7.89.4
10:00 am48Good8.610.8
11:00 am48Good8.610.8
12:00 pm41Good7.38.7
01:00 pm37Good6.78.0
02:00 pm37Good6.67.9
03:00 pm36Good6.58.1
04:00 pm37Good6.78.3
05:00 pm37Good6.78.2
06:00 pm35Good6.37.6
07:00 pm61Moderate14.717.2
08:00 pm60Moderate14.115.9
09:00 pm59Moderate13.414.8
10:00 pm57Moderate12.513.4
11:00 pm56Moderate11.712.0
12:00 am54Moderate10.510.7
01:00 am49Good8.88.8
02:00 am36Good6.46.4
03:00 am22Good4.04.1
04:00 am14Good2.62.7
05:00 am11Good2.02.1
06:00 am16Good2.93.3
07:00 am6Good1.01.1
08:00 am6Good1.11.2
09:00 am7Good1.21.3
10:00 am8Good1.41.5
11:00 am10Good1.82.0
12:00 pm14Good2.52.8
01:00 pm16Good2.93.3
02:00 pm18Good3.33.7
03:00 pm21Good3.74.2
04:00 pm23Good4.24.8
05:00 pm33Good6.07.2
06:00 pm31Good5.56.6
07:00 pm12Good2.22.6
08:00 pm13Good2.42.8
09:00 pm15Good2.73.0
10:00 pm15Good2.72.9
11:00 pm14Good2.52.7
12:00 am13Good2.32.5
01:00 am12Good2.12.3
02:00 am11Good2.02.5
03:00 am13Good2.33.3
04:00 am16Good2.94.3
05:00 am19Good3.44.9
06:00 am21Good3.74.8
07:00 am58Moderate12.713.8
08:00 am56Moderate11.812.5
09:00 am55Moderate11.111.7
10:00 am54Moderate10.811.4
11:00 am54Moderate10.911.6
12:00 pm54Moderate10.811.8
01:00 pm54Moderate10.511.5
02:00 pm52Moderate9.910.8
03:00 pm51Moderate9.310.1
04:00 pm51Moderate9.19.8
05:00 pm48Good8.79.5
06:00 pm46Good8.29.1
07:00 pm27Good4.85.7
08:00 pm26Good4.65.5
09:00 pm24Good4.45.1
10:00 pm26Good4.65.2
11:00 pm30Good5.46.0
12:00 am37Good6.77.4
01:00 am44Good7.98.7
02:00 am48Good8.79.4
03:00 am50Good9.09.7
04:00 am49Good8.89.4
05:00 am46Good8.28.7
06:00 am41Good7.37.7
07:00 am34Good6.16.4
08:00 am28Good5.05.2
09:00 am23Good4.14.2
10:00 am26Good4.64.6
11:00 am38Good6.97.2
12:00 pm51Moderate9.310.0
01:00 pm54Moderate10.611.2
02:00 pm55Moderate11.311.8
03:00 pm55Moderate11.211.7
04:00 pm54Moderate10.911.4
05:00 pm53Moderate10.410.8
06:00 pm52Moderate9.510.0
07:00 pm18Good3.33.4
08:00 pm17Good3.13.1
09:00 pm17Good3.03.0
10:00 pm16Good2.82.8
11:00 pm15Good2.72.7
12:00 am13Good2.42.4
01:00 am12Good2.12.1
02:00 am11Good1.91.9
03:00 am9Good1.71.7
04:00 am9Good1.71.7
05:00 am9Good1.71.8
06:00 am11Good1.91.9
07:00 am34Good6.26.3
08:00 am35Good6.36.7
09:00 am40Good7.28.0
10:00 am43Good7.78.7
11:00 am46Good8.39.9
12:00 pm49Good8.810.7
01:00 pm51Moderate9.111.1
02:00 pm51Moderate9.311.4
03:00 pm51Moderate9.211.3
04:00 pm49Good8.911.0
05:00 pm47Good8.510.5
06:00 pm44Good8.09.8
07:00 pm41Good7.38.9
08:00 pm36Good6.47.5
09:00 pm32Good5.76.5
10:00 pm28Good5.15.8
11:00 pm27Good4.85.4
12:00 am26Good4.75.2
01:00 am26Good4.75.3
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