{"city":"Qinhuangdao","country":"China","lat":39.9410400390625,"lon":119.58936309814453,"range":"48h","license":"CC BY 4.0","source":"https://cerns.io","hourly":[{"datetime_utc":"2026-06-07T00:00:00Z","aqi":57,"aqi_min":46,"aqi_max":65,"pm25":15.12,"pm10":null,"stations":5},{"datetime_utc":"2026-06-07T02:00:00Z","aqi":56,"aqi_min":30,"aqi_max":68,"pm25":14.3,"pm10":null,"stations":4},{"datetime_utc":"2026-06-07T04:00:00Z","aqi":49,"aqi_min":13,"aqi_max":63,"pm25":11.65,"pm10":null,"stations":5},{"datetime_utc":"2026-06-07T05:00:00Z","aqi":71,"aqi_min":37,"aqi_max":95,"pm25":21.73,"pm10":null,"stations":4},{"datetime_utc":"2026-06-07T06:00:00Z","aqi":52,"aqi_min":46,"aqi_max":55,"pm25":12.7,"pm10":null,"stations":3},{"datetime_utc":"2026-06-07T07:00:00Z","aqi":89,"aqi_min":59,"aqi_max":122,"pm25":29.97,"pm10":null,"stations":2},{"datetime_utc":"2026-06-07T08:00:00Z","aqi":61,"aqi_min":42,"aqi_max":80,"pm25":16.8,"pm10":null,"stations":4},{"datetime_utc":"2026-06-07T09:00:00Z","aqi":30,"aqi_min":28,"aqi_max":32,"pm25":7.2,"pm10":null,"stations":2},{"datetime_utc":"2026-06-07T10:00:00Z","aqi":35,"aqi_min":32,"aqi_max":38,"pm25":8.4,"pm10":null,"stations":2},{"datetime_utc":"2026-06-07T11:00:00Z","aqi":42,"aqi_min":42,"aqi_max":42,"pm25":10.08,"pm10":null,"stations":2},{"datetime_utc":"2026-06-07T12:00:00Z","aqi":55,"aqi_min":52,"aqi_max":59,"pm25":14.24,"pm10":null,"stations":2},{"datetime_utc":"2026-06-07T13:00:00Z","aqi":60,"aqi_min":58,"aqi_max":63,"pm25":16.38,"pm10":null,"stations":3},{"datetime_utc":"2026-06-07T14:00:00Z","aqi":43,"aqi_min":20,"aqi_max":59,"pm25":10.4,"pm10":null,"stations":4},{"datetime_utc":"2026-06-07T15:00:00Z","aqi":54,"aqi_min":30,"aqi_max":61,"pm25":13.32,"pm10":null,"stations":3},{"datetime_utc":"2026-06-07T16:00:00Z","aqi":56,"aqi_min":27,"aqi_max":85,"pm25":14.46,"pm10":null,"stations":4},{"datetime_utc":"2026-06-07T17:00:00Z","aqi":53,"aqi_min":32,"aqi_max":74,"pm25":12.96,"pm10":null,"stations":3},{"datetime_utc":"2026-06-07T18:00:00Z","aqi":39,"aqi_min":31,"aqi_max":59,"pm25":9.32,"pm10":null,"stations":5},{"datetime_utc":"2026-06-07T19:00:00Z","aqi":56,"aqi_min":29,"aqi_max":68,"pm25":14.35,"pm10":null,"stations":3},{"datetime_utc":"2026-06-07T20:00:00Z","aqi":31,"aqi_min":24,"aqi_max":38,"pm25":7.44,"pm10":null,"stations":2},{"datetime_utc":"2026-06-07T21:00:00Z","aqi":50,"aqi_min":42,"aqi_max":55,"pm25":12.03,"pm10":null,"stations":3},{"datetime_utc":"2026-06-07T22:00:00Z","aqi":52,"aqi_min":13,"aqi_max":76,"pm25":12.38,"pm10":null,"stations":4},{"datetime_utc":"2026-06-07T23:00:00Z","aqi":53,"aqi_min":31,"aqi_max":65,"pm25":13.1,"pm10":null,"stations":2},{"datetime_utc":"2026-06-08T00:00:00Z","aqi":50,"aqi_min":46,"aqi_max":53,"pm25":12.05,"pm10":null,"stations":2},{"datetime_utc":"2026-06-08T01:00:00Z","aqi":60,"aqi_min":38,"aqi_max":70,"pm25":16.35,"pm10":null,"stations":4},{"datetime_utc":"2026-06-08T02:00:00Z","aqi":55,"aqi_min":25,"aqi_max":91,"pm25":13.9,"pm10":null,"stations":4},{"datetime_utc":"2026-06-08T03:00:00Z","aqi":53,"aqi_min":36,"aqi_max":63,"pm25":13.22,"pm10":null,"stations":2},{"datetime_utc":"2026-06-08T04:00:00Z","aqi":58,"aqi_min":38,"aqi_max":81,"pm25":15.37,"pm10":null,"stations":4},{"datetime_utc":"2026-06-08T05:00:00Z","aqi":38,"aqi_min":25,"aqi_max":51,"pm25":9.05,"pm10":null,"stations":2},{"datetime_utc":"2026-06-08T06:00:00Z","aqi":76,"aqi_min":68,"aqi_max":85,"pm25":24.23,"pm10":null,"stations":2},{"datetime_utc":"2026-06-08T07:00:00Z","aqi":63,"aqi_min":62,"aqi_max":64,"pm25":17.81,"pm10":null,"stations":2},{"datetime_utc":"2026-06-08T08:00:00Z","aqi":49,"aqi_min":36,"aqi_max":60,"pm25":11.77,"pm10":null,"stations":4},{"datetime_utc":"2026-06-08T09:00:00Z","aqi":65,"aqi_min":45,"aqi_max":99,"pm25":18.88,"pm10":null,"stations":5},{"datetime_utc":"2026-06-08T10:00:00Z","aqi":39,"aqi_min":25,"aqi_max":54,"pm25":9.26,"pm10":null,"stations":4},{"datetime_utc":"2026-06-08T11:00:00Z","aqi":50,"aqi_min":27,"aqi_max":68,"pm25":11.88,"pm10":null,"stations":5},{"datetime_utc":"2026-06-08T12:00:00Z","aqi":103,"aqi_min":46,"aqi_max":161,"pm25":36.44,"pm10":null,"stations":4},{"datetime_utc":"2026-06-08T13:00:00Z","aqi":50,"aqi_min":50,"aqi_max":50,"pm25":12.0,"pm10":null,"stations":1},{"datetime_utc":"2026-06-08T14:00:00Z","aqi":55,"aqi_min":55,"aqi_max":55,"pm25":14.0,"pm10":null,"stations":1},{"datetime_utc":"2026-06-08T15:00:00Z","aqi":62,"aqi_min":40,"aqi_max":76,"pm25":17.42,"pm10":null,"stations":4},{"datetime_utc":"2026-06-08T16:00:00Z","aqi":40,"aqi_min":40,"aqi_max":40,"pm25":9.6,"pm10":null,"stations":1},{"datetime_utc":"2026-06-08T17:00:00Z","aqi":57,"aqi_min":39,"aqi_max":68,"pm25":14.77,"pm10":null,"stations":2},{"datetime_utc":"2026-06-08T18:00:00Z","aqi":54,"aqi_min":42,"aqi_max":63,"pm25":13.3,"pm10":null,"stations":3},{"datetime_utc":"2026-06-08T19:00:00Z","aqi":70,"aqi_min":46,"aqi_max":97,"pm25":21.26,"pm10":null,"stations":3},{"datetime_utc":"2026-06-08T20:00:00Z","aqi":54,"aqi_min":38,"aqi_max":63,"pm25":13.46,"pm10":null,"stations":2},{"datetime_utc":"2026-06-08T21:00:00Z","aqi":80,"aqi_min":63,"aqi_max":97,"pm25":25.89,"pm10":null,"stations":3},{"datetime_utc":"2026-06-08T22:00:00Z","aqi":56,"aqi_min":38,"aqi_max":72,"pm25":14.33,"pm10":null,"stations":4}],"daily":[{"date":"2026-06-07","aqi_avg":52,"aqi_min":30,"aqi_max":89,"aqi_color":"#d97706","aqi_label":"Moderate","pm25_avg":13.6,"pm10_avg":null,"hours":22,"stations_avg":3},{"date":"2026-06-08","aqi_avg":58,"aqi_min":38,"aqi_max":103,"aqi_color":"#d97706","aqi_label":"Moderate","pm25_avg":15.9,"pm10_avg":null,"hours":23,"stations_avg":3}]}