Bismarck AQI History

Hourly air quality data for the past 24 hours in Bismarck, North Dakota.

24-Hour Summary

Average AQI

Peak AQI

Best AQI

Hourly AQI Data

TimeAQICategoryPM2.5PM10
02:00 am23Good4.15.2
03:00 am24Good4.35.5
04:00 am25Good4.55.9
05:00 am26Good4.66.2
06:00 am26Good4.66.5
07:00 am27Good4.96.8
08:00 am27Good4.86.4
09:00 am26Good4.66.4
10:00 am23Good4.25.8
11:00 am22Good4.05.5
12:00 pm22Good4.05.7
01:00 pm18Good3.24.7
02:00 pm13Good2.33.4
03:00 pm13Good2.33.3
04:00 pm14Good2.53.4
05:00 pm14Good2.63.5
06:00 pm15Good2.73.6
07:00 pm60Moderate13.919.7
08:00 pm56Moderate12.015.6
09:00 pm54Moderate10.613.2
10:00 pm51Moderate9.110.9
11:00 pm42Good7.59.0
12:00 am36Good6.47.7
01:00 am33Good6.07.6
02:00 am36Good6.58.8
03:00 am43Good7.710.4
04:00 am46Good8.210.9
05:00 am46Good8.210.6
06:00 am44Good7.99.9
07:00 am41Good7.39.1
08:00 am41Good7.39.1
09:00 am40Good7.28.8
10:00 am41Good7.49.0
11:00 am43Good7.89.8
12:00 pm48Good8.711.2
01:00 pm52Moderate9.813.0
02:00 pm55Moderate11.515.2
03:00 pm55Moderate11.114.4
04:00 pm53Moderate10.413.7
05:00 pm51Moderate9.212.4
06:00 pm45Good8.111.0
07:00 pm54Moderate10.815.6
08:00 pm49Good8.912.5
09:00 pm45Good8.111.1
10:00 pm44Good7.910.4
11:00 pm47Good8.410.9
12:00 am53Moderate10.213.0
01:00 am54Moderate10.713.4
02:00 am54Moderate10.512.8
03:00 am52Moderate9.711.6
04:00 am52Moderate9.811.6
05:00 am53Moderate10.011.6
06:00 am52Moderate9.911.4
07:00 am52Moderate9.811.0
08:00 am48Good8.79.7
09:00 am44Good8.08.8
10:00 am43Good7.88.7
11:00 am43Good7.78.7
12:00 pm45Good8.19.0
01:00 pm47Good8.59.5
02:00 pm34Good6.26.8
03:00 pm27Good4.95.4
04:00 pm23Good4.24.6
05:00 pm23Good4.24.5
06:00 pm25Good4.54.9
07:00 pm66Moderate17.118.4
08:00 pm61Moderate14.715.5
09:00 pm60Moderate14.014.7
10:00 pm60Moderate14.014.6
11:00 pm60Moderate14.114.6
12:00 am59Moderate13.213.6
01:00 am55Moderate11.512.1
02:00 am52Moderate9.710.2
03:00 am44Good7.98.3
04:00 am42Good7.67.9
05:00 am42Good7.67.9
06:00 am38Good6.97.1
07:00 am16Good2.82.9
08:00 am17Good3.13.2
09:00 am21Good3.73.9
10:00 am23Good4.14.4
11:00 am27Good4.85.2
12:00 pm27Good4.85.2
01:00 pm23Good4.24.6
02:00 pm18Good3.23.7
03:00 pm16Good2.94.0
04:00 pm15Good2.73.7
05:00 pm14Good2.63.5
06:00 pm16Good2.83.9
07:00 pm61Moderate14.518.1
08:00 pm58Moderate12.715.1
09:00 pm57Moderate12.214.1
10:00 pm55Moderate11.112.8
11:00 pm53Moderate10.111.7
12:00 am52Moderate9.711.2
01:00 am49Good8.910.2
02:00 am42Good7.68.4
03:00 am23Good4.24.5
04:00 am8Good1.51.6
05:00 am2Good0.30.3
06:00 am1Good0.10.1
07:00 am0Good0.00.0
08:00 am1Good0.10.1
09:00 am1Good0.10.1
10:00 am1Good0.20.2
11:00 am2Good0.30.3
12:00 pm2Good0.40.4
01:00 pm3Good0.50.5
02:00 pm3Good0.50.6
03:00 pm3Good0.60.7
04:00 pm5Good0.91.1
05:00 pm7Good1.21.6
06:00 pm8Good1.42.0
07:00 pm0Good0.00.0
08:00 pm1Good0.20.2
09:00 pm3Good0.50.5
10:00 pm4Good0.80.8
11:00 pm4Good0.70.7
12:00 am3Good0.50.5
01:00 am2Good0.40.4
02:00 am2Good0.30.3
03:00 am3Good0.60.6
04:00 am11Good1.92.0
05:00 am25Good4.55.1
06:00 am41Good7.48.3
07:00 am21Good3.84.9
08:00 am29Good5.36.2
09:00 am42Good7.68.8
10:00 am48Good8.79.9
11:00 am44Good8.09.3
12:00 pm39Good7.08.4
01:00 pm34Good6.17.8
02:00 pm31Good5.67.6
03:00 pm29Good5.27.0
04:00 pm28Good5.16.9
05:00 pm28Good5.06.7
06:00 pm26Good4.65.7
07:00 pm20Good3.63.7
08:00 pm21Good3.84.5
09:00 pm27Good4.95.9
10:00 pm31Good5.56.7
11:00 pm32Good5.76.8
12:00 am37Good6.77.9
01:00 am45Good8.19.8
02:00 am51Moderate9.211.1
03:00 am52Moderate9.511.4
04:00 am52Moderate9.811.4
05:00 am52Moderate9.611.1
06:00 am52Moderate9.711.2
07:00 am47Good8.58.8
08:00 am46Good8.38.7
09:00 am41Good7.48.1
10:00 am38Good6.97.9
11:00 am34Good6.27.6
12:00 pm29Good5.26.4
01:00 pm33Good6.07.6
02:00 pm39Good7.09.3
03:00 pm43Good7.710.5
04:00 pm46Good8.211.2
05:00 pm46Good8.211.1
06:00 pm42Good7.610.2
07:00 pm37Good6.78.8
08:00 pm33Good6.07.4
09:00 pm32Good5.76.8
10:00 pm32Good5.76.7
11:00 pm32Good5.86.8
12:00 am34Good6.17.1
01:00 am35Good6.37.3
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