{"city":"North Chicago","country":"United States","lat":42.32558059692383,"lon":-87.84117889404297,"range":"48h","license":"CC BY 4.0","source":"https://cerns.io","hourly":[{"datetime_utc":"2026-05-27T19:00:00Z","aqi":6,"aqi_min":6,"aqi_max":6,"pm25":1.3300000429153442,"pm10":1.3300000429153442,"stations":1},{"datetime_utc":"2026-05-27T20:00:00Z","aqi":4,"aqi_min":4,"aqi_max":4,"pm25":1.0,"pm10":1.0,"stations":1},{"datetime_utc":"2026-05-28T01:00:00Z","aqi":18,"aqi_min":18,"aqi_max":18,"pm25":4.409999847412109,"pm10":4.559999942779541,"stations":1},{"datetime_utc":"2026-05-28T02:00:00Z","aqi":2,"aqi_min":2,"aqi_max":2,"pm25":0.47999998927116394,"pm10":1.340000033378601,"stations":1},{"datetime_utc":"2026-05-28T03:00:00Z","aqi":6,"aqi_min":6,"aqi_max":6,"pm25":1.409999966621399,"pm10":1.409999966621399,"stations":1},{"datetime_utc":"2026-05-28T04:00:00Z","aqi":11,"aqi_min":11,"aqi_max":11,"pm25":2.6600000858306885,"pm10":2.6600000858306885,"stations":1},{"datetime_utc":"2026-05-28T05:00:00Z","aqi":6,"aqi_min":6,"aqi_max":6,"pm25":1.5299999713897705,"pm10":1.559999942779541,"stations":1},{"datetime_utc":"2026-05-28T06:00:00Z","aqi":11,"aqi_min":11,"aqi_max":11,"pm25":2.640000104904175,"pm10":2.7100000381469727,"stations":1},{"datetime_utc":"2026-05-28T07:00:00Z","aqi":12,"aqi_min":12,"aqi_max":12,"pm25":2.9200000762939453,"pm10":2.9200000762939453,"stations":1},{"datetime_utc":"2026-05-28T08:00:00Z","aqi":6,"aqi_min":6,"aqi_max":6,"pm25":1.399999976158142,"pm10":1.399999976158142,"stations":1},{"datetime_utc":"2026-05-28T14:00:00Z","aqi":27,"aqi_min":27,"aqi_max":27,"pm25":6.480000019073486,"pm10":null,"stations":1},{"datetime_utc":"2026-05-28T20:00:00Z","aqi":30,"aqi_min":30,"aqi_max":30,"pm25":7.199999809265137,"pm10":null,"stations":1},{"datetime_utc":"2026-05-29T04:00:00Z","aqi":0,"aqi_min":0,"aqi_max":0,"pm25":0.10000000149011612,"pm10":1.100000023841858,"stations":1},{"datetime_utc":"2026-05-29T05:00:00Z","aqi":28,"aqi_min":28,"aqi_max":28,"pm25":6.71999979019165,"pm10":null,"stations":1},{"datetime_utc":"2026-05-29T09:00:00Z","aqi":21,"aqi_min":21,"aqi_max":21,"pm25":5.039999961853027,"pm10":null,"stations":1},{"datetime_utc":"2026-05-29T16:00:00Z","aqi":29,"aqi_min":29,"aqi_max":29,"pm25":6.960000038146973,"pm10":null,"stations":1}],"daily":[{"date":"2026-05-27","aqi_avg":5,"aqi_min":4,"aqi_max":6,"aqi_color":"#059669","aqi_label":"Good","pm25_avg":1.2,"pm10_avg":1.2,"hours":2,"stations_avg":1},{"date":"2026-05-28","aqi_avg":13,"aqi_min":2,"aqi_max":30,"aqi_color":"#059669","aqi_label":"Good","pm25_avg":3.1,"pm10_avg":2.3,"hours":10,"stations_avg":1},{"date":"2026-05-29","aqi_avg":26,"aqi_min":21,"aqi_max":29,"aqi_color":"#059669","aqi_label":"Good","pm25_avg":4.7,"pm10_avg":1.1,"hours":4,"stations_avg":1}]}