{"city":"Chūō","country":"Japan","lat":35.670040130615234,"lon":139.7754364013672,"range":"48h","license":"CC BY 4.0","source":"https://cerns.io","hourly":[{"datetime_utc":"2026-04-14T01:00:00Z","aqi":71,"aqi_min":71,"aqi_max":71,"pm25":21.48,"pm10":26.58,"stations":1},{"datetime_utc":"2026-04-14T02:00:00Z","aqi":61,"aqi_min":36,"aqi_max":72,"pm25":16.74,"pm10":23.97,"stations":20},{"datetime_utc":"2026-04-14T03:00:00Z","aqi":59,"aqi_min":37,"aqi_max":66,"pm25":15.67,"pm10":22.17,"stations":20},{"datetime_utc":"2026-04-14T04:00:00Z","aqi":58,"aqi_min":37,"aqi_max":70,"pm25":15.35,"pm10":21.96,"stations":20},{"datetime_utc":"2026-04-14T05:00:00Z","aqi":54,"aqi_min":29,"aqi_max":63,"pm25":13.41,"pm10":20.87,"stations":20},{"datetime_utc":"2026-04-14T06:00:00Z","aqi":54,"aqi_min":29,"aqi_max":61,"pm25":13.33,"pm10":21.01,"stations":20},{"datetime_utc":"2026-04-14T07:00:00Z","aqi":53,"aqi_min":29,"aqi_max":61,"pm25":12.9,"pm10":20.41,"stations":20},{"datetime_utc":"2026-04-14T08:00:00Z","aqi":48,"aqi_min":21,"aqi_max":59,"pm25":11.62,"pm10":19.9,"stations":20},{"datetime_utc":"2026-04-14T09:00:00Z","aqi":43,"aqi_min":12,"aqi_max":55,"pm25":10.34,"pm10":17.25,"stations":19},{"datetime_utc":"2026-04-14T10:00:00Z","aqi":48,"aqi_min":21,"aqi_max":64,"pm25":11.49,"pm10":19.11,"stations":20},{"datetime_utc":"2026-04-14T11:00:00Z","aqi":48,"aqi_min":21,"aqi_max":61,"pm25":11.55,"pm10":18.71,"stations":20},{"datetime_utc":"2026-04-14T12:00:00Z","aqi":48,"aqi_min":17,"aqi_max":61,"pm25":11.54,"pm10":19.04,"stations":20},{"datetime_utc":"2026-04-14T13:00:00Z","aqi":48,"aqi_min":17,"aqi_max":57,"pm25":11.48,"pm10":19.1,"stations":20},{"datetime_utc":"2026-04-14T14:00:00Z","aqi":50,"aqi_min":29,"aqi_max":59,"pm25":11.94,"pm10":19.56,"stations":20},{"datetime_utc":"2026-04-14T15:00:00Z","aqi":53,"aqi_min":42,"aqi_max":63,"pm25":13.11,"pm10":19.92,"stations":7},{"datetime_utc":"2026-04-14T16:00:00Z","aqi":51,"aqi_min":17,"aqi_max":63,"pm25":12.1,"pm10":20.0,"stations":20},{"datetime_utc":"2026-04-14T17:00:00Z","aqi":53,"aqi_min":25,"aqi_max":61,"pm25":12.97,"pm10":20.98,"stations":20},{"datetime_utc":"2026-04-14T18:00:00Z","aqi":51,"aqi_min":21,"aqi_max":61,"pm25":12.2,"pm10":20.86,"stations":20},{"datetime_utc":"2026-04-14T19:00:00Z","aqi":56,"aqi_min":29,"aqi_max":94,"pm25":14.5,"pm10":23.12,"stations":20},{"datetime_utc":"2026-04-14T20:00:00Z","aqi":55,"aqi_min":21,"aqi_max":87,"pm25":14.21,"pm10":23.35,"stations":20},{"datetime_utc":"2026-04-14T21:00:00Z","aqi":57,"aqi_min":21,"aqi_max":84,"pm25":14.78,"pm10":24.35,"stations":20},{"datetime_utc":"2026-04-14T22:00:00Z","aqi":56,"aqi_min":21,"aqi_max":76,"pm25":14.41,"pm10":22.56,"stations":20},{"datetime_utc":"2026-04-14T23:00:00Z","aqi":55,"aqi_min":29,"aqi_max":68,"pm25":14.04,"pm10":22.52,"stations":19},{"datetime_utc":"2026-04-15T00:00:00Z","aqi":47,"aqi_min":15,"aqi_max":61,"pm25":11.3,"pm10":17.05,"stations":20},{"datetime_utc":"2026-04-15T01:00:00Z","aqi":41,"aqi_min":19,"aqi_max":55,"pm25":9.84,"pm10":13.63,"stations":20},{"datetime_utc":"2026-04-15T02:00:00Z","aqi":32,"aqi_min":12,"aqi_max":50,"pm25":7.77,"pm10":13.19,"stations":19},{"datetime_utc":"2026-04-15T03:00:00Z","aqi":35,"aqi_min":17,"aqi_max":50,"pm25":8.38,"pm10":13.06,"stations":19},{"datetime_utc":"2026-04-15T04:00:00Z","aqi":43,"aqi_min":25,"aqi_max":59,"pm25":10.3,"pm10":14.41,"stations":20},{"datetime_utc":"2026-04-15T05:00:00Z","aqi":40,"aqi_min":12,"aqi_max":55,"pm25":9.49,"pm10":13.89,"stations":19},{"datetime_utc":"2026-04-15T06:00:00Z","aqi":39,"aqi_min":12,"aqi_max":55,"pm25":9.36,"pm10":13.84,"stations":20},{"datetime_utc":"2026-04-15T07:00:00Z","aqi":36,"aqi_min":4,"aqi_max":55,"pm25":8.58,"pm10":14.53,"stations":20},{"datetime_utc":"2026-04-15T08:00:00Z","aqi":36,"aqi_min":4,"aqi_max":53,"pm25":8.63,"pm10":13.8,"stations":20},{"datetime_utc":"2026-04-15T09:00:00Z","aqi":35,"aqi_min":14,"aqi_max":53,"pm25":8.34,"pm10":13.42,"stations":20},{"datetime_utc":"2026-04-15T10:00:00Z","aqi":35,"aqi_min":8,"aqi_max":50,"pm25":8.49,"pm10":13.26,"stations":20},{"datetime_utc":"2026-04-15T11:00:00Z","aqi":41,"aqi_min":8,"aqi_max":68,"pm25":9.79,"pm10":15.11,"stations":20},{"datetime_utc":"2026-04-15T12:00:00Z","aqi":38,"aqi_min":8,"aqi_max":81,"pm25":9.02,"pm10":13.76,"stations":20},{"datetime_utc":"2026-04-15T13:00:00Z","aqi":39,"aqi_min":4,"aqi_max":95,"pm25":9.34,"pm10":14.66,"stations":20},{"datetime_utc":"2026-04-15T14:00:00Z","aqi":38,"aqi_min":8,"aqi_max":72,"pm25":9.24,"pm10":13.8,"stations":20},{"datetime_utc":"2026-04-15T15:00:00Z","aqi":33,"aqi_min":21,"aqi_max":57,"pm25":7.93,"pm10":12.69,"stations":19},{"datetime_utc":"2026-04-15T16:00:00Z","aqi":32,"aqi_min":21,"aqi_max":46,"pm25":7.73,"pm10":12.1,"stations":20},{"datetime_utc":"2026-04-15T17:00:00Z","aqi":32,"aqi_min":12,"aqi_max":59,"pm25":7.69,"pm10":11.61,"stations":19},{"datetime_utc":"2026-04-15T18:00:00Z","aqi":28,"aqi_min":4,"aqi_max":42,"pm25":6.68,"pm10":9.58,"stations":20},{"datetime_utc":"2026-04-15T19:00:00Z","aqi":26,"aqi_min":8,"aqi_max":47,"pm25":6.21,"pm10":9.54,"stations":20},{"datetime_utc":"2026-04-15T20:00:00Z","aqi":24,"aqi_min":8,"aqi_max":46,"pm25":5.83,"pm10":8.95,"stations":20},{"datetime_utc":"2026-04-15T21:00:00Z","aqi":25,"aqi_min":8,"aqi_max":55,"pm25":6.01,"pm10":8.88,"stations":20},{"datetime_utc":"2026-04-15T22:00:00Z","aqi":24,"aqi_min":4,"aqi_max":55,"pm25":5.7,"pm10":8.45,"stations":21},{"datetime_utc":"2026-04-15T23:00:00Z","aqi":23,"aqi_min":8,"aqi_max":46,"pm25":5.48,"pm10":8.28,"stations":20},{"datetime_utc":"2026-04-16T00:00:00Z","aqi":27,"aqi_min":12,"aqi_max":42,"pm25":6.45,"pm10":7.63,"stations":18},{"datetime_utc":"2026-04-16T01:00:00Z","aqi":24,"aqi_min":22,"aqi_max":27,"pm25":5.83,"pm10":6.36,"stations":1}],"daily":[{"date":"2026-04-14","aqi_avg":53,"aqi_min":43,"aqi_max":71,"aqi_color":"#d97706","aqi_label":"Moderate","pm25_avg":13.5,"pm10_avg":21.2,"hours":23,"stations_avg":19},{"date":"2026-04-15","aqi_avg":34,"aqi_min":23,"aqi_max":47,"aqi_color":"#059669","aqi_label":"Good","pm25_avg":8.2,"pm10_avg":12.6,"hours":24,"stations_avg":20},{"date":"2026-04-16","aqi_avg":26,"aqi_min":24,"aqi_max":27,"aqi_color":"#059669","aqi_label":"Good","pm25_avg":6.1,"pm10_avg":7.0,"hours":2,"stations_avg":10}]}