Ottawa AQI History

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

24-Hour Summary

Average AQI

Peak AQI

Best AQI

Hourly AQI Data

TimeAQICategoryPM2.5PM10
02:00 am53Moderate10.411.5
03:00 am54Moderate10.611.8
04:00 am53Moderate10.411.6
05:00 am52Moderate9.510.4
06:00 am42Good7.68.2
07:00 am38Good6.97.5
08:00 am33Good6.06.4
09:00 am33Good6.06.4
10:00 am38Good6.87.2
11:00 am45Good8.18.6
12:00 pm50Good9.09.9
01:00 pm49Good8.89.8
02:00 pm44Good7.99.0
03:00 pm41Good7.38.3
04:00 pm38Good6.87.8
05:00 pm36Good6.47.4
06:00 pm35Good6.37.0
07:00 pm12Good2.22.2
08:00 pm11Good2.02.0
09:00 pm12Good2.22.2
10:00 pm13Good2.42.5
11:00 pm16Good2.82.8
12:00 am17Good3.13.2
01:00 am19Good3.43.5
02:00 am20Good3.63.7
03:00 am21Good3.73.8
04:00 am21Good3.73.8
05:00 am20Good3.63.7
06:00 am19Good3.53.6
07:00 am43Good7.88.0
08:00 am43Good7.77.9
09:00 am43Good7.87.9
10:00 am42Good7.67.8
11:00 am40Good7.27.4
12:00 pm36Good6.56.9
01:00 pm33Good5.96.5
02:00 pm33Good6.06.5
03:00 pm33Good6.06.5
04:00 pm33Good6.06.5
05:00 pm33Good6.06.5
06:00 pm33Good5.96.4
07:00 pm51Moderate9.310.1
08:00 pm53Moderate10.111.0
09:00 pm55Moderate11.011.8
10:00 pm55Moderate11.412.2
11:00 pm55Moderate11.011.9
12:00 am54Moderate10.611.6
01:00 am54Moderate10.611.6
02:00 am54Moderate10.611.7
03:00 am54Moderate10.611.7
04:00 am55Moderate11.112.3
05:00 am57Moderate12.313.4
06:00 am58Moderate13.114.0
07:00 am55Moderate11.011.5
08:00 am52Moderate9.710.0
09:00 am45Good8.18.3
10:00 am34Good6.26.3
11:00 am27Good4.85.0
12:00 pm25Good4.54.8
01:00 pm27Good4.85.0
02:00 pm23Good4.24.3
03:00 pm19Good3.43.5
04:00 pm16Good2.82.9
05:00 pm13Good2.32.5
06:00 pm11Good1.92.1
07:00 pm46Good8.29.0
08:00 pm39Good7.07.7
09:00 pm29Good5.25.7
10:00 pm16Good2.83.1
11:00 pm9Good1.71.8
12:00 am10Good1.81.8
01:00 am12Good2.22.2
02:00 am14Good2.52.5
03:00 am14Good2.52.5
04:00 am13Good2.42.4
05:00 am13Good2.32.4
06:00 am13Good2.32.4
07:00 am4Good0.80.8
08:00 am4Good0.80.8
09:00 am4Good0.80.8
10:00 am4Good0.80.8
11:00 am6Good1.01.0
12:00 pm9Good1.61.8
01:00 pm9Good1.71.9
02:00 pm12Good2.22.5
03:00 pm16Good2.83.2
04:00 pm18Good3.23.8
05:00 pm19Good3.54.2
06:00 pm20Good3.64.5
07:00 pm37Good6.67.8
08:00 pm40Good7.28.2
09:00 pm42Good7.58.5
10:00 pm38Good6.97.7
11:00 pm32Good5.86.4
12:00 am27Good4.95.3
01:00 am23Good4.24.4
02:00 am22Good3.94.0
03:00 am22Good3.94.0
04:00 am23Good4.14.4
05:00 am26Good4.65.0
06:00 am29Good5.26.0
07:00 am55Moderate11.512.7
08:00 am56Moderate11.613.1
09:00 am55Moderate11.413.1
10:00 am56Moderate11.613.7
11:00 am56Moderate11.813.9
12:00 pm56Moderate11.613.7
01:00 pm55Moderate11.413.3
02:00 pm55Moderate11.413.3
03:00 pm55Moderate11.113.1
04:00 pm53Moderate10.111.8
05:00 pm53Moderate10.011.7
06:00 pm54Moderate10.512.1
07:00 pm65Moderate16.419.2
08:00 pm62Moderate15.117.2
09:00 pm59Moderate13.615.1
10:00 pm56Moderate11.912.9
11:00 pm53Moderate10.110.7
12:00 am46Good8.38.6
01:00 am37Good6.76.8
02:00 am31Good5.65.7
03:00 am28Good5.15.1
04:00 am28Good5.05.1
05:00 am28Good5.15.1
06:00 am28Good5.15.2
07:00 am22Good3.94.0
08:00 am21Good3.83.8
09:00 am24Good4.34.4
10:00 am30Good5.45.5
11:00 am36Good6.46.5
12:00 pm40Good7.27.3
01:00 pm31Good5.65.9
02:00 pm27Good4.95.1
03:00 pm26Good4.64.9
04:00 pm26Good4.64.9
05:00 pm26Good4.64.9
06:00 pm25Good4.54.8
07:00 pm32Good5.75.7
08:00 pm31Good5.55.5
09:00 pm29Good5.35.3
10:00 pm29Good5.25.2
11:00 pm32Good5.75.7
12:00 am36Good6.46.4
01:00 am38Good6.96.9
02:00 am41Good7.37.3
03:00 am41Good7.47.4
04:00 am40Good7.27.2
05:00 am38Good6.97.0
06:00 am38Good6.97.0
07:00 am60Moderate13.814.5
08:00 am58Moderate12.713.5
09:00 am56Moderate11.813.3
10:00 am53Moderate10.112.0
11:00 am49Good8.911.0
12:00 pm47Good8.410.7
01:00 pm45Good8.110.5
02:00 pm43Good7.810.3
03:00 pm42Good7.59.9
04:00 pm39Good7.19.5
05:00 pm38Good6.88.9
06:00 pm35Good6.38.3
07:00 pm33Good5.97.5
08:00 pm33Good6.07.3
09:00 pm34Good6.27.5
10:00 pm35Good6.37.3
11:00 pm34Good6.17.0
12:00 am32Good5.86.4
01:00 am29Good5.35.8
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