Grinnell AQI History

Hourly air quality data for the past 24 hours in Grinnell, Iowa.

24-Hour Summary

Average AQI

Peak AQI

Best AQI

Hourly AQI Data

TimeAQICategoryPM2.5PM10
05:00 am17Good3.04.0
06:00 am17Good3.13.9
07:00 am29Good5.36.1
08:00 am18Good3.33.7
09:00 am24Good4.44.8
10:00 am32Good5.86.2
11:00 am37Good6.77.2
12:00 pm39Good7.17.6
01:00 pm39Good7.17.7
02:00 pm38Good6.87.4
03:00 pm36Good6.47.1
04:00 pm33Good6.06.7
05:00 pm31Good5.66.4
06:00 pm30Good5.46.1
07:00 pm53Moderate10.412.0
08:00 pm48Good8.69.6
09:00 pm36Good6.47.1
10:00 pm24Good4.34.7
11:00 pm14Good2.62.9
12:00 am9Good1.71.8
01:00 am8Good1.51.5
02:00 am9Good1.71.7
03:00 am11Good2.02.0
04:00 am13Good2.32.3
05:00 am13Good2.42.5
06:00 am13Good2.42.4
07:00 am21Good3.73.8
08:00 am20Good3.63.6
09:00 am20Good3.63.8
10:00 am20Good3.63.9
11:00 am21Good3.74.1
12:00 pm22Good4.04.6
01:00 pm24Good4.45.1
02:00 pm24Good4.45.5
03:00 pm23Good4.25.7
04:00 pm23Good4.15.7
05:00 pm23Good4.15.7
06:00 pm23Good4.15.4
07:00 pm58Moderate13.015.8
08:00 pm60Moderate13.917.3
09:00 pm61Moderate14.618.2
10:00 pm62Moderate15.118.6
11:00 pm61Moderate14.518.2
12:00 am60Moderate13.817.8
01:00 am59Moderate13.217.4
02:00 am59Moderate13.418.6
03:00 am61Moderate14.319.7
04:00 am61Moderate14.520.0
05:00 am61Moderate14.618.9
06:00 am62Moderate14.818.5
07:00 am70Moderate19.522.4
08:00 am68Moderate18.020.0
09:00 am67Moderate17.920.5
10:00 am69Moderate18.922.2
11:00 am69Moderate18.922.1
12:00 pm62Moderate15.017.5
01:00 pm59Moderate13.315.5
02:00 pm57Moderate12.314.3
03:00 pm57Moderate12.114.1
04:00 pm52Moderate9.811.3
05:00 pm45Good8.19.3
06:00 pm45Good8.19.3
07:00 pm32Good5.86.7
08:00 pm29Good5.36.1
09:00 pm29Good5.36.1
10:00 pm32Good5.76.5
11:00 pm36Good6.47.3
12:00 am42Good7.58.6
01:00 am47Good8.59.7
02:00 am52Moderate9.410.5
03:00 am52Moderate9.710.7
04:00 am52Moderate9.810.7
05:00 am54Moderate10.711.5
06:00 am52Moderate9.510.0
07:00 am26Good4.64.7
08:00 am17Good3.13.2
09:00 am11Good1.92.0
10:00 am11Good2.02.2
11:00 am12Good2.12.3
12:00 pm12Good2.22.3
01:00 pm13Good2.42.7
02:00 pm19Good3.43.9
03:00 pm17Good3.13.5
04:00 pm17Good3.03.4
05:00 pm17Good3.03.4
06:00 pm17Good3.13.4
07:00 pm56Moderate11.813.9
08:00 pm60Moderate13.715.9
09:00 pm56Moderate11.913.5
10:00 pm53Moderate10.211.3
11:00 pm48Good8.69.5
12:00 am42Good7.68.2
01:00 am39Good7.07.5
02:00 am38Good6.87.1
03:00 am38Good6.87.1
04:00 am39Good7.17.5
05:00 am41Good7.47.8
06:00 am43Good7.78.2
07:00 am38Good6.87.2
08:00 am44Good7.98.4
09:00 am51Moderate9.19.7
10:00 am52Moderate9.610.3
11:00 am52Moderate9.710.4
12:00 pm51Moderate9.310.1
01:00 pm47Good8.59.3
02:00 pm41Good7.48.1
03:00 pm36Good6.57.1
04:00 pm34Good6.16.6
05:00 pm33Good6.06.4
06:00 pm33Good6.06.5
07:00 pm2Good0.30.3
08:00 pm6Good1.01.0
09:00 pm9Good1.61.8
10:00 pm11Good2.02.2
11:00 pm11Good2.02.3
12:00 am12Good2.12.2
01:00 am12Good2.22.3
02:00 am13Good2.42.5
03:00 am15Good2.72.8
04:00 am16Good2.93.1
05:00 am18Good3.23.4
06:00 am19Good3.43.7
07:00 am20Good3.64.0
08:00 am19Good3.53.8
09:00 am21Good3.84.2
10:00 am26Good4.65.3
11:00 am34Good6.17.0
12:00 pm43Good7.78.7
01:00 pm49Good8.89.5
02:00 pm51Moderate9.29.9
03:00 pm51Moderate9.29.8
04:00 pm51Moderate9.39.8
05:00 pm51Moderate9.39.8
06:00 pm51Moderate9.39.7
07:00 pm11Good2.02.0
08:00 pm9Good1.71.7
09:00 pm8Good1.51.5
10:00 pm7Good1.31.3
11:00 pm8Good1.41.4
12:00 am11Good1.91.9
01:00 am14Good2.52.5
02:00 am16Good2.82.8
03:00 am16Good2.82.8
04:00 am15Good2.72.7
05:00 am13Good2.42.5
06:00 am12Good2.12.2
07:00 am32Good5.86.3
08:00 am26Good4.64.9
09:00 am19Good3.43.8
10:00 am14Good2.63.0
11:00 am11Good2.02.5
12:00 pm11Good2.02.7
01:00 pm11Good2.02.9
02:00 pm11Good1.93.0
03:00 pm10Good1.83.2
04:00 pm10Good1.83.2
05:00 pm10Good1.83.3
06:00 pm10Good1.83.3
07:00 pm12Good2.13.3
08:00 pm14Good2.53.7
09:00 pm16Good2.94.1
10:00 pm17Good3.04.1
11:00 pm16Good2.93.9
12:00 am16Good2.83.5
01:00 am14Good2.63.3
02:00 am14Good2.53.0
03:00 am13Good2.32.7
04:00 am12Good2.12.4
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