{"city":"Xi’an","country":"China","lat":34.258331298828125,"lon":108.9286117553711,"range":"48h","license":"CC BY 4.0","source":"https://cerns.io","hourly":[{"datetime_utc":"2026-06-07T05:00:00Z","aqi":66,"aqi_min":34,"aqi_max":158,"pm25":19.27,"pm10":null,"stations":13},{"datetime_utc":"2026-06-07T06:00:00Z","aqi":39,"aqi_min":26,"aqi_max":47,"pm25":9.29,"pm10":null,"stations":7},{"datetime_utc":"2026-06-07T07:00:00Z","aqi":54,"aqi_min":23,"aqi_max":87,"pm25":13.69,"pm10":null,"stations":17},{"datetime_utc":"2026-06-07T08:00:00Z","aqi":50,"aqi_min":10,"aqi_max":68,"pm25":11.93,"pm10":null,"stations":12},{"datetime_utc":"2026-06-07T09:00:00Z","aqi":62,"aqi_min":17,"aqi_max":147,"pm25":17.14,"pm10":null,"stations":13},{"datetime_utc":"2026-06-07T10:00:00Z","aqi":57,"aqi_min":21,"aqi_max":154,"pm25":15.01,"pm10":null,"stations":15},{"datetime_utc":"2026-06-07T11:00:00Z","aqi":59,"aqi_min":16,"aqi_max":144,"pm25":15.73,"pm10":null,"stations":15},{"datetime_utc":"2026-06-07T12:00:00Z","aqi":47,"aqi_min":19,"aqi_max":99,"pm25":11.21,"pm10":null,"stations":13},{"datetime_utc":"2026-06-07T13:00:00Z","aqi":61,"aqi_min":34,"aqi_max":97,"pm25":16.84,"pm10":null,"stations":12},{"datetime_utc":"2026-06-07T14:00:00Z","aqi":57,"aqi_min":19,"aqi_max":109,"pm25":14.78,"pm10":null,"stations":16},{"datetime_utc":"2026-06-07T15:00:00Z","aqi":73,"aqi_min":17,"aqi_max":127,"pm25":22.36,"pm10":null,"stations":13},{"datetime_utc":"2026-06-07T16:00:00Z","aqi":55,"aqi_min":14,"aqi_max":97,"pm25":14.19,"pm10":null,"stations":15},{"datetime_utc":"2026-06-07T17:00:00Z","aqi":42,"aqi_min":14,"aqi_max":76,"pm25":10.05,"pm10":null,"stations":15},{"datetime_utc":"2026-06-07T18:00:00Z","aqi":46,"aqi_min":6,"aqi_max":91,"pm25":10.99,"pm10":null,"stations":15},{"datetime_utc":"2026-06-07T19:00:00Z","aqi":62,"aqi_min":17,"aqi_max":132,"pm25":17.28,"pm10":null,"stations":10},{"datetime_utc":"2026-06-07T20:00:00Z","aqi":45,"aqi_min":28,"aqi_max":59,"pm25":10.74,"pm10":null,"stations":8},{"datetime_utc":"2026-06-07T21:00:00Z","aqi":49,"aqi_min":12,"aqi_max":107,"pm25":11.67,"pm10":null,"stations":15},{"datetime_utc":"2026-06-07T22:00:00Z","aqi":50,"aqi_min":13,"aqi_max":93,"pm25":11.94,"pm10":null,"stations":13},{"datetime_utc":"2026-06-07T23:00:00Z","aqi":57,"aqi_min":22,"aqi_max":89,"pm25":14.95,"pm10":null,"stations":16},{"datetime_utc":"2026-06-08T00:00:00Z","aqi":53,"aqi_min":13,"aqi_max":124,"pm25":13.12,"pm10":null,"stations":17},{"datetime_utc":"2026-06-08T01:00:00Z","aqi":49,"aqi_min":14,"aqi_max":104,"pm25":11.78,"pm10":null,"stations":18},{"datetime_utc":"2026-06-08T02:00:00Z","aqi":37,"aqi_min":23,"aqi_max":65,"pm25":8.79,"pm10":null,"stations":18},{"datetime_utc":"2026-06-08T03:00:00Z","aqi":54,"aqi_min":24,"aqi_max":97,"pm25":13.29,"pm10":null,"stations":20},{"datetime_utc":"2026-06-08T04:00:00Z","aqi":50,"aqi_min":26,"aqi_max":70,"pm25":12.01,"pm10":null,"stations":13},{"datetime_utc":"2026-06-08T05:00:00Z","aqi":59,"aqi_min":14,"aqi_max":177,"pm25":15.85,"pm10":null,"stations":15},{"datetime_utc":"2026-06-08T06:00:00Z","aqi":40,"aqi_min":18,"aqi_max":76,"pm25":9.47,"pm10":null,"stations":12},{"datetime_utc":"2026-06-08T07:00:00Z","aqi":60,"aqi_min":30,"aqi_max":147,"pm25":16.37,"pm10":null,"stations":9},{"datetime_utc":"2026-06-08T08:00:00Z","aqi":53,"aqi_min":20,"aqi_max":72,"pm25":13.21,"pm10":null,"stations":13},{"datetime_utc":"2026-06-08T09:00:00Z","aqi":51,"aqi_min":9,"aqi_max":89,"pm25":12.13,"pm10":null,"stations":18},{"datetime_utc":"2026-06-08T10:00:00Z","aqi":42,"aqi_min":14,"aqi_max":68,"pm25":10.15,"pm10":null,"stations":14},{"datetime_utc":"2026-06-08T11:00:00Z","aqi":55,"aqi_min":12,"aqi_max":74,"pm25":14.05,"pm10":null,"stations":15},{"datetime_utc":"2026-06-08T12:00:00Z","aqi":46,"aqi_min":24,"aqi_max":63,"pm25":11.05,"pm10":null,"stations":8},{"datetime_utc":"2026-06-08T13:00:00Z","aqi":49,"aqi_min":23,"aqi_max":65,"pm25":11.84,"pm10":null,"stations":9},{"datetime_utc":"2026-06-08T14:00:00Z","aqi":45,"aqi_min":14,"aqi_max":85,"pm25":10.87,"pm10":null,"stations":19},{"datetime_utc":"2026-06-08T15:00:00Z","aqi":41,"aqi_min":20,"aqi_max":68,"pm25":9.83,"pm10":null,"stations":14},{"datetime_utc":"2026-06-08T16:00:00Z","aqi":46,"aqi_min":25,"aqi_max":61,"pm25":11.08,"pm10":null,"stations":17},{"datetime_utc":"2026-06-08T17:00:00Z","aqi":59,"aqi_min":34,"aqi_max":114,"pm25":16.04,"pm10":null,"stations":12},{"datetime_utc":"2026-06-08T18:00:00Z","aqi":45,"aqi_min":18,"aqi_max":70,"pm25":10.82,"pm10":null,"stations":13},{"datetime_utc":"2026-06-08T19:00:00Z","aqi":52,"aqi_min":13,"aqi_max":68,"pm25":12.72,"pm10":null,"stations":9},{"datetime_utc":"2026-06-08T20:00:00Z","aqi":55,"aqi_min":13,"aqi_max":117,"pm25":14.14,"pm10":null,"stations":18},{"datetime_utc":"2026-06-08T21:00:00Z","aqi":48,"aqi_min":2,"aqi_max":78,"pm25":11.55,"pm10":null,"stations":12},{"datetime_utc":"2026-06-08T22:00:00Z","aqi":46,"aqi_min":13,"aqi_max":70,"pm25":11.09,"pm10":null,"stations":15},{"datetime_utc":"2026-06-08T23:00:00Z","aqi":42,"aqi_min":17,"aqi_max":65,"pm25":10.0,"pm10":null,"stations":14},{"datetime_utc":"2026-06-09T00:00:00Z","aqi":59,"aqi_min":29,"aqi_max":80,"pm25":15.66,"pm10":null,"stations":13},{"datetime_utc":"2026-06-09T01:00:00Z","aqi":69,"aqi_min":15,"aqi_max":169,"pm25":20.62,"pm10":null,"stations":15},{"datetime_utc":"2026-06-09T02:00:00Z","aqi":45,"aqi_min":22,"aqi_max":63,"pm25":10.66,"pm10":null,"stations":11},{"datetime_utc":"2026-06-09T03:00:00Z","aqi":55,"aqi_min":31,"aqi_max":68,"pm25":14.22,"pm10":null,"stations":15}],"daily":[{"date":"2026-06-07","aqi_avg":54,"aqi_min":39,"aqi_max":73,"aqi_color":"#d97706","aqi_label":"Moderate","pm25_avg":14.2,"pm10_avg":null,"hours":19,"stations_avg":13},{"date":"2026-06-08","aqi_avg":49,"aqi_min":37,"aqi_max":60,"aqi_color":"#059669","aqi_label":"Good","pm25_avg":12.1,"pm10_avg":null,"hours":24,"stations_avg":14},{"date":"2026-06-09","aqi_avg":57,"aqi_min":45,"aqi_max":69,"aqi_color":"#d97706","aqi_label":"Moderate","pm25_avg":15.3,"pm10_avg":null,"hours":4,"stations_avg":14}]}