{"city":"Grayslake","country":"United States","lat":42.3444709777832,"lon":-88.041748046875,"range":"7d","license":"CC BY 4.0","source":"https://cerns.io","hourly":[{"datetime_utc":"2026-06-02T08:00:00Z","aqi":4,"aqi_min":4,"aqi_max":4,"pm25":1.0,"pm10":1.0,"stations":1},{"datetime_utc":"2026-06-02T09:00:00Z","aqi":6,"aqi_min":6,"aqi_max":6,"pm25":1.3200000524520874,"pm10":1.3200000524520874,"stations":1},{"datetime_utc":"2026-06-02T10:00:00Z","aqi":4,"aqi_min":4,"aqi_max":4,"pm25":1.0,"pm10":1.0,"stations":1},{"datetime_utc":"2026-06-02T13:00:00Z","aqi":30,"aqi_min":30,"aqi_max":30,"pm25":7.199999809265137,"pm10":null,"stations":1},{"datetime_utc":"2026-06-02T16:00:00Z","aqi":4,"aqi_min":4,"aqi_max":4,"pm25":1.0,"pm10":1.0,"stations":1},{"datetime_utc":"2026-06-02T17:00:00Z","aqi":4,"aqi_min":4,"aqi_max":4,"pm25":1.0,"pm10":1.0,"stations":1},{"datetime_utc":"2026-06-02T21:00:00Z","aqi":40,"aqi_min":40,"aqi_max":40,"pm25":9.600000381469727,"pm10":null,"stations":1},{"datetime_utc":"2026-06-03T02:00:00Z","aqi":4,"aqi_min":4,"aqi_max":4,"pm25":1.0,"pm10":1.0,"stations":1},{"datetime_utc":"2026-06-03T03:00:00Z","aqi":8,"aqi_min":8,"aqi_max":8,"pm25":1.940000057220459,"pm10":2.200000047683716,"stations":1},{"datetime_utc":"2026-06-03T04:00:00Z","aqi":4,"aqi_min":4,"aqi_max":4,"pm25":1.0299999713897705,"pm10":1.399999976158142,"stations":1},{"datetime_utc":"2026-06-03T05:00:00Z","aqi":7,"aqi_min":7,"aqi_max":7,"pm25":1.7999999523162842,"pm10":1.7999999523162842,"stations":1},{"datetime_utc":"2026-06-03T06:00:00Z","aqi":10,"aqi_min":10,"aqi_max":10,"pm25":2.299999952316284,"pm10":2.3499999046325684,"stations":1},{"datetime_utc":"2026-06-03T07:00:00Z","aqi":12,"aqi_min":12,"aqi_max":12,"pm25":2.7899999618530273,"pm10":2.7899999618530273,"stations":1},{"datetime_utc":"2026-06-03T08:00:00Z","aqi":7,"aqi_min":7,"aqi_max":7,"pm25":1.7899999618530273,"pm10":2.0199999809265137,"stations":1},{"datetime_utc":"2026-06-03T09:00:00Z","aqi":11,"aqi_min":11,"aqi_max":11,"pm25":2.690000057220459,"pm10":2.690000057220459,"stations":1},{"datetime_utc":"2026-06-03T10:00:00Z","aqi":6,"aqi_min":6,"aqi_max":6,"pm25":1.4299999475479126,"pm10":2.049999952316284,"stations":1},{"datetime_utc":"2026-06-03T11:00:00Z","aqi":9,"aqi_min":9,"aqi_max":9,"pm25":2.049999952316284,"pm10":2.049999952316284,"stations":1},{"datetime_utc":"2026-06-03T12:00:00Z","aqi":10,"aqi_min":10,"aqi_max":10,"pm25":2.4600000381469727,"pm10":2.740000009536743,"stations":1},{"datetime_utc":"2026-06-03T13:00:00Z","aqi":6,"aqi_min":6,"aqi_max":6,"pm25":1.5499999523162842,"pm10":1.5499999523162842,"stations":1},{"datetime_utc":"2026-06-03T14:00:00Z","aqi":6,"aqi_min":6,"aqi_max":6,"pm25":1.399999976158142,"pm10":1.399999976158142,"stations":1},{"datetime_utc":"2026-06-03T15:00:00Z","aqi":4,"aqi_min":4,"aqi_max":4,"pm25":1.0,"pm10":1.0,"stations":1},{"datetime_utc":"2026-06-03T16:00:00Z","aqi":4,"aqi_min":4,"aqi_max":4,"pm25":1.0,"pm10":1.0,"stations":1},{"datetime_utc":"2026-06-03T17:00:00Z","aqi":4,"aqi_min":4,"aqi_max":4,"pm25":1.0,"pm10":1.0,"stations":1},{"datetime_utc":"2026-06-03T21:00:00Z","aqi":4,"aqi_min":4,"aqi_max":4,"pm25":1.0,"pm10":1.0,"stations":1},{"datetime_utc":"2026-06-04T01:00:00Z","aqi":4,"aqi_min":4,"aqi_max":4,"pm25":1.0,"pm10":1.0,"stations":1},{"datetime_utc":"2026-06-04T02:00:00Z","aqi":4,"aqi_min":4,"aqi_max":4,"pm25":1.0,"pm10":1.0,"stations":1},{"datetime_utc":"2026-06-04T03:00:00Z","aqi":6,"aqi_min":6,"aqi_max":6,"pm25":1.4500000476837158,"pm10":1.4500000476837158,"stations":1},{"datetime_utc":"2026-06-04T04:00:00Z","aqi":6,"aqi_min":6,"aqi_max":6,"pm25":1.409999966621399,"pm10":1.9700000286102295,"stations":1},{"datetime_utc":"2026-06-04T05:00:00Z","aqi":12,"aqi_min":12,"aqi_max":12,"pm25":3.0,"pm10":3.0,"stations":1},{"datetime_utc":"2026-06-04T06:00:00Z","aqi":17,"aqi_min":17,"aqi_max":17,"pm25":4.070000171661377,"pm10":4.170000076293945,"stations":1},{"datetime_utc":"2026-06-04T07:00:00Z","aqi":28,"aqi_min":28,"aqi_max":28,"pm25":6.639999866485596,"pm10":7.25,"stations":1},{"datetime_utc":"2026-06-04T08:00:00Z","aqi":24,"aqi_min":24,"aqi_max":24,"pm25":5.739999771118164,"pm10":5.739999771118164,"stations":1},{"datetime_utc":"2026-06-04T09:00:00Z","aqi":25,"aqi_min":25,"aqi_max":25,"pm25":6.0,"pm10":6.460000038146973,"stations":1},{"datetime_utc":"2026-06-04T10:00:00Z","aqi":24,"aqi_min":24,"aqi_max":24,"pm25":5.659999847412109,"pm10":5.659999847412109,"stations":1},{"datetime_utc":"2026-06-04T11:00:00Z","aqi":25,"aqi_min":25,"aqi_max":25,"pm25":5.920000076293945,"pm10":6.820000171661377,"stations":1},{"datetime_utc":"2026-06-04T12:00:00Z","aqi":25,"aqi_min":25,"aqi_max":25,"pm25":5.889999866485596,"pm10":5.889999866485596,"stations":1},{"datetime_utc":"2026-06-04T13:00:00Z","aqi":27,"aqi_min":27,"aqi_max":27,"pm25":6.579999923706055,"pm10":6.579999923706055,"stations":1},{"datetime_utc":"2026-06-04T14:00:00Z","aqi":21,"aqi_min":21,"aqi_max":21,"pm25":5.070000171661377,"pm10":5.070000171661377,"stations":1},{"datetime_utc":"2026-06-04T15:00:00Z","aqi":15,"aqi_min":15,"aqi_max":15,"pm25":3.690000057220459,"pm10":4.099999904632568,"stations":1},{"datetime_utc":"2026-06-04T16:00:00Z","aqi":11,"aqi_min":11,"aqi_max":11,"pm25":2.640000104904175,"pm10":2.759999990463257,"stations":1},{"datetime_utc":"2026-06-04T17:00:00Z","aqi":9,"aqi_min":9,"aqi_max":9,"pm25":2.0999999046325684,"pm10":2.3299999237060547,"stations":1},{"datetime_utc":"2026-06-04T19:00:00Z","aqi":3,"aqi_min":3,"aqi_max":3,"pm25":0.800000011920929,"pm10":1.4500000476837158,"stations":1},{"datetime_utc":"2026-06-05T09:00:00Z","aqi":49,"aqi_min":49,"aqi_max":49,"pm25":11.760000228881836,"pm10":null,"stations":1},{"datetime_utc":"2026-06-05T14:00:00Z","aqi":6,"aqi_min":6,"aqi_max":6,"pm25":1.5,"pm10":1.5,"stations":1},{"datetime_utc":"2026-06-05T18:00:00Z","aqi":42,"aqi_min":42,"aqi_max":42,"pm25":10.079999923706055,"pm10":null,"stations":1},{"datetime_utc":"2026-06-05T21:00:00Z","aqi":4,"aqi_min":4,"aqi_max":4,"pm25":1.0,"pm10":1.0,"stations":1},{"datetime_utc":"2026-06-06T08:00:00Z","aqi":49,"aqi_min":49,"aqi_max":49,"pm25":11.760000228881836,"pm10":null,"stations":1},{"datetime_utc":"2026-06-06T17:00:00Z","aqi":49,"aqi_min":49,"aqi_max":49,"pm25":11.760000228881836,"pm10":null,"stations":1},{"datetime_utc":"2026-06-07T02:00:00Z","aqi":57,"aqi_min":57,"aqi_max":57,"pm25":14.953060150146484,"pm10":null,"stations":1},{"datetime_utc":"2026-06-07T08:00:00Z","aqi":4,"aqi_min":4,"aqi_max":4,"pm25":1.0,"pm10":1.0,"stations":1},{"datetime_utc":"2026-06-07T09:00:00Z","aqi":24,"aqi_min":24,"aqi_max":24,"pm25":5.760000228881836,"pm10":null,"stations":1},{"datetime_utc":"2026-06-07T10:00:00Z","aqi":6,"aqi_min":6,"aqi_max":6,"pm25":1.440000057220459,"pm10":1.690000057220459,"stations":1},{"datetime_utc":"2026-06-07T12:00:00Z","aqi":6,"aqi_min":6,"aqi_max":6,"pm25":1.4500000476837158,"pm10":1.840000033378601,"stations":1},{"datetime_utc":"2026-06-07T13:00:00Z","aqi":15,"aqi_min":15,"aqi_max":15,"pm25":3.690000057220459,"pm10":3.7100000381469727,"stations":1},{"datetime_utc":"2026-06-07T14:00:00Z","aqi":13,"aqi_min":13,"aqi_max":13,"pm25":3.200000047683716,"pm10":3.200000047683716,"stations":1},{"datetime_utc":"2026-06-07T15:00:00Z","aqi":9,"aqi_min":9,"aqi_max":9,"pm25":2.25,"pm10":2.430000066757202,"stations":1},{"datetime_utc":"2026-06-07T16:00:00Z","aqi":4,"aqi_min":4,"aqi_max":4,"pm25":1.0,"pm10":1.0,"stations":1},{"datetime_utc":"2026-06-07T20:00:00Z","aqi":22,"aqi_min":22,"aqi_max":22,"pm25":5.170000076293945,"pm10":5.25,"stations":1},{"datetime_utc":"2026-06-07T21:00:00Z","aqi":2,"aqi_min":2,"aqi_max":2,"pm25":0.41999998688697815,"pm10":1.2100000381469727,"stations":1},{"datetime_utc":"2026-06-07T22:00:00Z","aqi":10,"aqi_min":10,"aqi_max":10,"pm25":2.3028347492218018,"pm10":0.8239412307739258,"stations":2},{"datetime_utc":"2026-06-07T23:00:00Z","aqi":6,"aqi_min":6,"aqi_max":6,"pm25":1.4800000190734863,"pm10":1.4800000190734863,"stations":1},{"datetime_utc":"2026-06-08T00:00:00Z","aqi":19,"aqi_min":19,"aqi_max":19,"pm25":4.579999923706055,"pm10":4.789999961853027,"stations":1},{"datetime_utc":"2026-06-08T01:00:00Z","aqi":22,"aqi_min":22,"aqi_max":22,"pm25":5.349999904632568,"pm10":6.199999809265137,"stations":1},{"datetime_utc":"2026-06-08T02:00:00Z","aqi":21,"aqi_min":21,"aqi_max":21,"pm25":5.019999980926514,"pm10":5.019999980926514,"stations":1},{"datetime_utc":"2026-06-08T03:00:00Z","aqi":27,"aqi_min":27,"aqi_max":27,"pm25":6.429999828338623,"pm10":6.610000133514404,"stations":1},{"datetime_utc":"2026-06-08T04:00:00Z","aqi":22,"aqi_min":22,"aqi_max":22,"pm25":5.380000114440918,"pm10":5.380000114440918,"stations":1},{"datetime_utc":"2026-06-08T05:00:00Z","aqi":17,"aqi_min":17,"aqi_max":17,"pm25":4.150000095367432,"pm10":4.53000020980835,"stations":1},{"datetime_utc":"2026-06-08T06:00:00Z","aqi":14,"aqi_min":14,"aqi_max":14,"pm25":3.380000114440918,"pm10":3.380000114440918,"stations":1},{"datetime_utc":"2026-06-08T07:00:00Z","aqi":19,"aqi_min":19,"aqi_max":19,"pm25":4.510000228881836,"pm10":4.510000228881836,"stations":1},{"datetime_utc":"2026-06-08T08:00:00Z","aqi":15,"aqi_min":15,"aqi_max":15,"pm25":3.7100000381469727,"pm10":3.7100000381469727,"stations":1},{"datetime_utc":"2026-06-08T09:00:00Z","aqi":20,"aqi_min":20,"aqi_max":20,"pm25":4.760000228881836,"pm10":4.760000228881836,"stations":1},{"datetime_utc":"2026-06-08T10:00:00Z","aqi":11,"aqi_min":11,"aqi_max":11,"pm25":2.5799999237060547,"pm10":2.5799999237060547,"stations":1},{"datetime_utc":"2026-06-08T11:00:00Z","aqi":13,"aqi_min":13,"aqi_max":13,"pm25":3.069999933242798,"pm10":3.069999933242798,"stations":1},{"datetime_utc":"2026-06-08T12:00:00Z","aqi":10,"aqi_min":10,"aqi_max":10,"pm25":2.380000114440918,"pm10":2.380000114440918,"stations":1},{"datetime_utc":"2026-06-08T13:00:00Z","aqi":11,"aqi_min":11,"aqi_max":11,"pm25":2.759999990463257,"pm10":3.609999895095825,"stations":1},{"datetime_utc":"2026-06-08T14:00:00Z","aqi":11,"aqi_min":11,"aqi_max":11,"pm25":2.5299999713897705,"pm10":2.9200000762939453,"stations":1},{"datetime_utc":"2026-06-08T15:00:00Z","aqi":7,"aqi_min":7,"aqi_max":7,"pm25":1.7599999904632568,"pm10":1.7599999904632568,"stations":1},{"datetime_utc":"2026-06-08T16:00:00Z","aqi":4,"aqi_min":4,"aqi_max":4,"pm25":1.0,"pm10":1.0,"stations":1},{"datetime_utc":"2026-06-08T21:00:00Z","aqi":49,"aqi_min":49,"aqi_max":49,"pm25":11.760000228881836,"pm10":null,"stations":1},{"datetime_utc":"2026-06-09T00:00:00Z","aqi":4,"aqi_min":4,"aqi_max":4,"pm25":1.0,"pm10":1.0,"stations":1}],"daily":[{"date":"2026-06-02","aqi_avg":13,"aqi_min":4,"aqi_max":40,"aqi_color":"#059669","aqi_label":"Good","pm25_avg":3.2,"pm10_avg":1.1,"hours":7,"stations_avg":1},{"date":"2026-06-03","aqi_avg":7,"aqi_min":4,"aqi_max":12,"aqi_color":"#059669","aqi_label":"Good","pm25_avg":1.7,"pm10_avg":1.8,"hours":17,"stations_avg":1},{"date":"2026-06-04","aqi_avg":16,"aqi_min":3,"aqi_max":28,"aqi_color":"#059669","aqi_label":"Good","pm25_avg":3.8,"pm10_avg":4.0,"hours":18,"stations_avg":1},{"date":"2026-06-05","aqi_avg":25,"aqi_min":4,"aqi_max":49,"aqi_color":"#059669","aqi_label":"Good","pm25_avg":6.1,"pm10_avg":1.2,"hours":4,"stations_avg":1},{"date":"2026-06-06","aqi_avg":49,"aqi_min":49,"aqi_max":49,"aqi_color":"#059669","aqi_label":"Good","pm25_avg":11.8,"pm10_avg":null,"hours":2,"stations_avg":1},{"date":"2026-06-07","aqi_avg":14,"aqi_min":2,"aqi_max":57,"aqi_color":"#059669","aqi_label":"Good","pm25_avg":3.4,"pm10_avg":2.1,"hours":13,"stations_avg":1},{"date":"2026-06-08","aqi_avg":17,"aqi_min":4,"aqi_max":49,"aqi_color":"#059669","aqi_label":"Good","pm25_avg":4.2,"pm10_avg":3.9,"hours":18,"stations_avg":1},{"date":"2026-06-09","aqi_avg":4,"aqi_min":4,"aqi_max":4,"aqi_color":"#059669","aqi_label":"Good","pm25_avg":1.0,"pm10_avg":1.0,"hours":1,"stations_avg":1}]}