Ellensburg AQI History

Hourly air quality data for the past 24 hours in Ellensburg, Washington.

24-Hour Summary

Average AQI

Peak AQI

Best AQI

Hourly AQI Data

TimeAQICategoryPM2.5PM10
12:00 am27Good4.96.0
01:00 am23Good4.25.0
02:00 am21Good3.84.4
03:00 am21Good3.84.2
04:00 am21Good3.84.2
05:00 am18Good3.33.5
06:00 am21Good3.73.9
07:00 am17Good3.13.3
08:00 am10Good1.82.1
09:00 am9Good1.72.5
10:00 am14Good2.64.5
11:00 am20Good3.65.8
12:00 pm21Good3.76.0
01:00 pm21Good3.77.1
02:00 pm24Good4.410.6
03:00 pm32Good5.816.6
04:00 pm39Good7.122.9
05:00 pm22Good3.918.0
06:00 pm22Good4.015.1
07:00 pm20Good3.610.2
08:00 pm21Good3.79.0
09:00 pm19Good3.57.3
10:00 pm14Good2.65.0
11:00 pm14Good2.64.8
12:00 am16Good2.84.9
01:00 am16Good2.84.7
02:00 am16Good2.94.9
03:00 am18Good3.25.4
04:00 am19Good3.56.2
05:00 am19Good3.46.0
06:00 am18Good3.35.9
07:00 am15Good2.75.1
08:00 am12Good2.24.3
09:00 am10Good1.83.5
10:00 am9Good1.63.3
11:00 am9Good1.63.3
12:00 pm7Good1.32.6
01:00 pm7Good1.22.3
02:00 pm6Good1.12.0
03:00 pm6Good1.11.9
04:00 pm8Good1.42.1
05:00 pm43Good7.810.7
06:00 pm41Good7.410.0
07:00 pm43Good7.810.6
08:00 pm44Good7.911.0
09:00 pm43Good7.710.8
10:00 pm43Good7.710.9
11:00 pm43Good7.811.0
12:00 am41Good7.410.5
01:00 am38Good6.89.6
02:00 am31Good5.68.0
03:00 am27Good4.86.9
04:00 am22Good4.05.7
05:00 am14Good2.53.4
06:00 am11Good1.92.7
07:00 am7Good1.31.8
08:00 am6Good1.01.4
09:00 am6Good1.11.5
10:00 am7Good1.21.7
11:00 am8Good1.42.0
12:00 pm10Good1.82.6
01:00 pm13Good2.43.4
02:00 pm16Good2.94.2
03:00 pm18Good3.34.7
04:00 pm20Good3.65.2
05:00 pm34Good6.29.0
06:00 pm39Good7.010.2
07:00 pm41Good7.410.6
08:00 pm41Good7.310.4
09:00 pm39Good7.09.7
10:00 pm37Good6.79.2
11:00 pm36Good6.48.8
12:00 am35Good6.38.6
01:00 am33Good5.98.1
02:00 am31Good5.57.4
03:00 am28Good5.06.7
04:00 am26Good4.66.1
05:00 am25Good4.55.8
06:00 am23Good4.15.3
07:00 am22Good3.95.0
08:00 am21Good3.85.1
09:00 am19Good3.55.0
10:00 am21Good3.85.6
11:00 am25Good4.56.9
12:00 pm32Good5.78.8
01:00 pm42Good7.511.4
02:00 pm49Good8.813.2
03:00 pm47Good8.512.6
04:00 pm44Good7.911.9
05:00 pm18Good3.24.1
06:00 pm19Good3.54.7
07:00 pm19Good3.54.6
08:00 pm19Good3.44.2
09:00 pm18Good3.23.9
10:00 pm17Good3.13.7
11:00 pm17Good3.03.4
12:00 am16Good2.93.2
01:00 am15Good2.72.9
02:00 am14Good2.62.8
03:00 am16Good2.83.0
04:00 am18Good3.23.3
05:00 am18Good3.23.4
06:00 am20Good3.63.8
07:00 am18Good3.33.6
08:00 am15Good2.73.0
09:00 am21Good3.84.9
10:00 am27Good4.86.6
11:00 am34Good6.18.7
12:00 pm39Good7.110.0
01:00 pm42Good7.510.6
02:00 pm43Good7.710.9
03:00 pm44Good7.911.0
04:00 pm45Good8.111.3
05:00 pm54Moderate10.915.8
06:00 pm54Moderate10.515.0
07:00 pm52Moderate9.813.5
08:00 pm52Moderate9.512.8
09:00 pm51Moderate9.312.4
10:00 pm50Good9.012.0
11:00 pm46Good8.311.0
12:00 am42Good7.59.7
01:00 am38Good6.98.9
02:00 am38Good6.88.7
03:00 am38Good6.98.7
04:00 am38Good6.98.7
05:00 am51Moderate9.311.7
06:00 am52Moderate9.812.1
07:00 am51Moderate9.111.0
08:00 am30Good5.47.0
09:00 am16Good2.83.6
10:00 am13Good2.33.0
11:00 am14Good2.53.5
12:00 pm18Good3.24.4
01:00 pm22Good4.05.6
02:00 pm27Good4.86.7
03:00 pm29Good5.37.2
04:00 pm29Good5.37.3
05:00 pm20Good3.64.4
06:00 pm19Good3.54.2
07:00 pm19Good3.44.1
08:00 pm18Good3.33.9
09:00 pm19Good3.54.0
10:00 pm20Good3.64.1
11:00 pm21Good3.84.4
12:00 am22Good4.04.6
01:00 am23Good4.24.8
02:00 am24Good4.34.9
03:00 am24Good4.45.0
04:00 am25Good4.55.0
05:00 am26Good4.65.2
06:00 am26Good4.75.2
07:00 am25Good4.55.0
08:00 am24Good4.34.8
09:00 am22Good4.04.5
10:00 am20Good3.64.2
11:00 am18Good3.34.3
12:00 pm19Good3.55.5
01:00 pm30Good5.49.1
02:00 pm38Good6.811.0
03:00 pm42Good7.511.6
04:00 pm42Good7.511.2
05:00 pm38Good6.99.9
06:00 pm40Good7.29.7
07:00 pm42Good7.69.7
08:00 pm46Good8.210.2
09:00 pm47Good8.510.7
10:00 pm48Good8.711.4
11:00 pm38Good6.99.2
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