{"city":"Calgary","country":"Canada","lat":51.05010986328125,"lon":-114.08528900146484,"range":"48h","license":"CC BY 4.0","source":"https://cerns.io","hourly":[{"datetime_utc":"2026-05-28T03:00:00Z","aqi":16,"aqi_min":16,"aqi_max":16,"pm25":3.7491769790649414,"pm10":3.8593220710754395,"stations":2},{"datetime_utc":"2026-05-28T04:00:00Z","aqi":8,"aqi_min":8,"aqi_max":8,"pm25":1.9247939586639404,"pm10":2.0092008113861084,"stations":2},{"datetime_utc":"2026-05-28T05:00:00Z","aqi":28,"aqi_min":28,"aqi_max":28,"pm25":6.682348728179932,"pm10":6.790871620178223,"stations":2},{"datetime_utc":"2026-05-28T06:00:00Z","aqi":29,"aqi_min":29,"aqi_max":29,"pm25":7.052906036376953,"pm10":7.606392860412598,"stations":2},{"datetime_utc":"2026-05-28T07:00:00Z","aqi":30,"aqi_min":30,"aqi_max":30,"pm25":7.113729000091553,"pm10":7.135835647583008,"stations":2},{"datetime_utc":"2026-05-28T08:00:00Z","aqi":55,"aqi_min":55,"aqi_max":55,"pm25":13.933778762817383,"pm10":15.520317077636719,"stations":2},{"datetime_utc":"2026-05-28T09:00:00Z","aqi":34,"aqi_min":34,"aqi_max":34,"pm25":8.102204322814941,"pm10":8.102204322814941,"stations":2},{"datetime_utc":"2026-05-28T10:00:00Z","aqi":42,"aqi_min":42,"aqi_max":42,"pm25":10.11922550201416,"pm10":10.87041187286377,"stations":2},{"datetime_utc":"2026-05-28T11:00:00Z","aqi":45,"aqi_min":45,"aqi_max":45,"pm25":10.779080390930176,"pm10":11.203535079956055,"stations":2},{"datetime_utc":"2026-05-28T12:00:00Z","aqi":31,"aqi_min":31,"aqi_max":31,"pm25":7.508111000061035,"pm10":7.674527645111084,"stations":2},{"datetime_utc":"2026-05-28T13:00:00Z","aqi":32,"aqi_min":32,"aqi_max":32,"pm25":7.578474521636963,"pm10":7.658716678619385,"stations":2},{"datetime_utc":"2026-05-28T14:00:00Z","aqi":37,"aqi_min":37,"aqi_max":37,"pm25":8.795859336853027,"pm10":9.324091911315918,"stations":2},{"datetime_utc":"2026-05-28T15:00:00Z","aqi":48,"aqi_min":48,"aqi_max":48,"pm25":11.547603607177734,"pm10":14.038789749145508,"stations":2},{"datetime_utc":"2026-05-28T16:00:00Z","aqi":69,"aqi_min":69,"aqi_max":69,"pm25":20.598379135131836,"pm10":21.4141902923584,"stations":2},{"datetime_utc":"2026-05-28T17:00:00Z","aqi":65,"aqi_min":65,"aqi_max":65,"pm25":18.810232162475586,"pm10":20.044641494750977,"stations":3},{"datetime_utc":"2026-05-28T18:00:00Z","aqi":61,"aqi_min":61,"aqi_max":61,"pm25":16.992713928222656,"pm10":17.84198760986328,"stations":2},{"datetime_utc":"2026-05-28T19:00:00Z","aqi":51,"aqi_min":51,"aqi_max":51,"pm25":12.018064498901367,"pm10":13.889856338500977,"stations":2},{"datetime_utc":"2026-05-28T20:00:00Z","aqi":55,"aqi_min":55,"aqi_max":55,"pm25":14.208813667297363,"pm10":14.910775184631348,"stations":2},{"datetime_utc":"2026-05-28T21:00:00Z","aqi":69,"aqi_min":69,"aqi_max":69,"pm25":20.486225128173828,"pm10":21.309249877929688,"stations":2},{"datetime_utc":"2026-05-28T22:00:00Z","aqi":57,"aqi_min":57,"aqi_max":57,"pm25":15.096318244934082,"pm10":15.493364334106445,"stations":2},{"datetime_utc":"2026-05-28T23:00:00Z","aqi":54,"aqi_min":54,"aqi_max":54,"pm25":13.332443237304688,"pm10":13.420869827270508,"stations":2},{"datetime_utc":"2026-05-29T00:00:00Z","aqi":59,"aqi_min":59,"aqi_max":59,"pm25":15.788982391357422,"pm10":16.016077041625977,"stations":2},{"datetime_utc":"2026-05-29T01:00:00Z","aqi":64,"aqi_min":64,"aqi_max":64,"pm25":18.193269729614258,"pm10":18.99230194091797,"stations":2},{"datetime_utc":"2026-05-29T02:00:00Z","aqi":65,"aqi_min":65,"aqi_max":65,"pm25":18.708112716674805,"pm10":18.958208084106445,"stations":2},{"datetime_utc":"2026-05-29T03:00:00Z","aqi":62,"aqi_min":62,"aqi_max":62,"pm25":17.320556640625,"pm10":18.03968620300293,"stations":2},{"datetime_utc":"2026-05-29T04:00:00Z","aqi":57,"aqi_min":57,"aqi_max":57,"pm25":14.976827621459961,"pm10":15.650845527648926,"stations":2},{"datetime_utc":"2026-05-29T05:00:00Z","aqi":57,"aqi_min":57,"aqi_max":57,"pm25":14.89382553100586,"pm10":15.362081527709961,"stations":2},{"datetime_utc":"2026-05-29T06:00:00Z","aqi":59,"aqi_min":59,"aqi_max":59,"pm25":16.05188751220703,"pm10":16.536334991455078,"stations":3},{"datetime_utc":"2026-05-29T07:00:00Z","aqi":67,"aqi_min":67,"aqi_max":67,"pm25":19.69065284729004,"pm10":19.742904663085938,"stations":2},{"datetime_utc":"2026-05-29T08:00:00Z","aqi":69,"aqi_min":69,"aqi_max":69,"pm25":20.606828689575195,"pm10":20.863922119140625,"stations":2},{"datetime_utc":"2026-05-29T09:00:00Z","aqi":63,"aqi_min":63,"aqi_max":63,"pm25":17.76890754699707,"pm10":19.809751510620117,"stations":2},{"datetime_utc":"2026-05-29T10:00:00Z","aqi":47,"aqi_min":47,"aqi_max":47,"pm25":11.273483276367188,"pm10":11.725177764892578,"stations":2},{"datetime_utc":"2026-05-29T11:00:00Z","aqi":25,"aqi_min":25,"aqi_max":25,"pm25":5.896463871002197,"pm10":5.932638168334961,"stations":2},{"datetime_utc":"2026-05-29T12:00:00Z","aqi":23,"aqi_min":23,"aqi_max":23,"pm25":5.475808620452881,"pm10":5.880892753601074,"stations":2},{"datetime_utc":"2026-05-29T13:00:00Z","aqi":38,"aqi_min":38,"aqi_max":38,"pm25":9.013509750366211,"pm10":9.426535606384277,"stations":2},{"datetime_utc":"2026-05-29T14:00:00Z","aqi":37,"aqi_min":37,"aqi_max":37,"pm25":8.772204399108887,"pm10":9.020145416259766,"stations":2},{"datetime_utc":"2026-05-29T15:00:00Z","aqi":56,"aqi_min":56,"aqi_max":56,"pm25":14.611113548278809,"pm10":15.204381942749023,"stations":2},{"datetime_utc":"2026-05-29T16:00:00Z","aqi":34,"aqi_min":34,"aqi_max":34,"pm25":8.269854545593262,"pm10":8.513777732849121,"stations":2},{"datetime_utc":"2026-05-29T17:00:00Z","aqi":15,"aqi_min":15,"aqi_max":15,"pm25":3.5957624912261963,"pm10":3.6117429733276367,"stations":2},{"datetime_utc":"2026-05-29T18:00:00Z","aqi":5,"aqi_min":5,"aqi_max":5,"pm25":1.177738070487976,"pm10":1.177738070487976,"stations":2}],"daily":[{"date":"2026-05-28","aqi_avg":44,"aqi_min":8,"aqi_max":69,"aqi_color":"#059669","aqi_label":"Good","pm25_avg":11.3,"pm10_avg":11.9,"hours":21,"stations_avg":2},{"date":"2026-05-29","aqi_avg":47,"aqi_min":5,"aqi_max":69,"aqi_color":"#059669","aqi_label":"Good","pm25_avg":12.7,"pm10_avg":13.2,"hours":19,"stations_avg":2}]}