Barrie AQI History

Hourly air quality data for the past 24 hours in Barrie, Ontario.

24-Hour Summary

Average AQI

Peak AQI

Best AQI

Hourly AQI Data

TimeAQICategoryPM2.5PM10
12:00 am4Good0.70.7
01:00 am8Good1.51.6
02:00 am22Good4.04.2
03:00 am46Good8.28.6
04:00 am58Moderate13.113.6
05:00 am64Moderate16.016.6
06:00 am64Moderate16.216.8
07:00 am62Moderate15.115.7
08:00 am19Good3.53.7
09:00 am17Good3.03.2
10:00 am13Good2.42.5
11:00 am12Good2.22.4
12:00 pm13Good2.42.6
01:00 pm12Good2.22.3
02:00 pm10Good1.81.9
03:00 pm9Good1.61.6
04:00 pm8Good1.51.5
05:00 pm8Good1.41.5
06:00 pm7Good1.31.4
07:00 pm7Good1.31.3
08:00 pm1Good0.10.1
09:00 pm3Good0.60.6
10:00 pm5Good0.90.9
11:00 pm7Good1.31.3
12:00 am10Good1.81.8
01:00 am12Good2.22.2
02:00 am14Good2.52.5
03:00 am15Good2.72.7
04:00 am16Good2.92.9
05:00 am16Good2.82.9
06:00 am14Good2.62.6
07:00 am12Good2.22.2
08:00 am54Moderate10.510.7
09:00 am54Moderate10.710.8
10:00 am53Moderate10.410.5
11:00 am52Moderate9.79.8
12:00 pm52Moderate9.89.9
01:00 pm51Moderate9.39.4
02:00 pm42Good7.57.7
03:00 pm31Good5.65.6
04:00 pm22Good4.04.1
05:00 pm17Good3.03.0
06:00 pm13Good2.32.3
07:00 pm9Good1.71.7
08:00 pm24Good4.34.4
09:00 pm7Good1.21.2
10:00 pm18Good3.33.5
11:00 pm40Good7.28.0
12:00 am47Good8.59.6
01:00 am43Good7.88.8
02:00 am41Good7.48.3
03:00 am45Good8.19.1
04:00 am51Moderate9.110.3
05:00 am52Moderate9.711.0
06:00 am53Moderate10.011.2
07:00 am53Moderate10.011.1
08:00 am12Good2.22.2
09:00 am7Good1.21.2
10:00 am4Good0.70.8
11:00 am4Good0.70.8
12:00 pm3Good0.50.7
01:00 pm3Good0.50.6
02:00 pm2Good0.40.5
03:00 pm2Good0.40.4
04:00 pm2Good0.40.4
05:00 pm2Good0.40.4
06:00 pm3Good0.50.6
07:00 pm3Good0.60.7
08:00 pm23Good4.24.4
09:00 pm26Good4.74.9
10:00 pm26Good4.64.8
11:00 pm24Good4.44.6
12:00 am23Good4.14.3
01:00 am22Good3.94.0
02:00 am20Good3.63.8
03:00 am19Good3.53.6
04:00 am18Good3.33.4
05:00 am17Good3.13.2
06:00 am17Good3.03.0
07:00 am15Good2.72.8
08:00 am9Good1.61.6
09:00 am6Good1.01.0
10:00 am3Good0.60.7
11:00 am5Good0.91.0
12:00 pm7Good1.31.4
01:00 pm7Good1.21.3
02:00 pm6Good1.01.1
03:00 pm4Good0.70.8
04:00 pm3Good0.60.6
05:00 pm3Good0.50.5
06:00 pm3Good0.50.5
07:00 pm3Good0.50.5
08:00 pm29Good5.35.3
09:00 pm32Good5.75.8
10:00 pm34Good6.16.2
11:00 pm34Good6.16.2
12:00 am32Good5.85.9
01:00 am31Good5.55.6
02:00 am29Good5.25.4
03:00 am26Good4.64.9
04:00 am22Good3.94.2
05:00 am20Good3.63.9
06:00 am20Good3.63.9
07:00 am21Good3.84.2
08:00 am25Good4.55.0
09:00 am26Good4.65.1
10:00 am26Good4.65.2
11:00 am19Good3.54.0
12:00 pm13Good2.42.8
01:00 pm11Good2.02.3
02:00 pm11Good1.92.2
03:00 pm10Good1.82.1
04:00 pm10Good1.82.1
05:00 pm9Good1.72.1
06:00 pm9Good1.72.0
07:00 pm9Good1.72.0
08:00 pm34Good6.17.0
09:00 pm38Good6.87.7
10:00 pm41Good7.38.2
11:00 pm44Good7.98.9
12:00 am49Good8.89.7
01:00 am52Moderate9.510.4
02:00 am53Moderate10.311.2
03:00 am53Moderate10.111.0
04:00 am52Moderate9.510.5
05:00 am49Good8.99.9
06:00 am47Good8.49.5
07:00 am42Good7.68.6
08:00 am21Good3.84.4
09:00 am22Good4.04.6
10:00 am22Good3.94.3
11:00 am18Good3.23.5
12:00 pm7Good1.31.5
01:00 pm4Good0.70.8
02:00 pm3Good0.50.6
03:00 pm2Good0.40.5
04:00 pm2Good0.40.5
05:00 pm2Good0.30.4
06:00 pm2Good0.30.3
07:00 pm2Good0.30.3
08:00 pm68Moderate18.418.8
09:00 pm66Moderate16.917.2
10:00 pm64Moderate16.116.4
11:00 pm62Moderate15.015.1
12:00 am59Moderate13.613.7
01:00 am57Moderate12.512.5
02:00 am55Moderate11.311.4
03:00 am53Moderate10.010.0
04:00 am47Good8.58.6
05:00 am39Good7.17.2
06:00 am33Good5.95.9
07:00 am27Good4.84.9
08:00 am26Good4.64.6
09:00 am23Good4.24.2
10:00 am21Good3.73.7
11:00 am18Good3.33.3
12:00 pm16Good2.92.9
01:00 pm15Good2.72.7
02:00 pm14Good2.52.5
03:00 pm13Good2.32.4
04:00 pm11Good2.02.2
05:00 pm9Good1.61.9
06:00 pm7Good1.21.4
07:00 pm6Good1.01.2
08:00 pm6Good1.11.3
09:00 pm9Good1.61.8
10:00 pm13Good2.32.4
11:00 pm18Good3.33.4
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