{"city":"Ames","country":"United States","lat":42.03470993041992,"lon":-93.61994171142578,"range":"7d","license":"CC BY 4.0","source":"https://cerns.io","hourly":[{"datetime_utc":"2026-06-02T17:00:00Z","aqi":22,"aqi_min":22,"aqi_max":22,"pm25":5.28,"pm10":null,"stations":1},{"datetime_utc":"2026-06-02T18:00:00Z","aqi":50,"aqi_min":50,"aqi_max":50,"pm25":12.0,"pm10":null,"stations":1},{"datetime_utc":"2026-06-02T19:00:00Z","aqi":28,"aqi_min":28,"aqi_max":28,"pm25":6.72,"pm10":null,"stations":1},{"datetime_utc":"2026-06-02T20:00:00Z","aqi":19,"aqi_min":19,"aqi_max":19,"pm25":4.56,"pm10":null,"stations":1},{"datetime_utc":"2026-06-03T01:00:00Z","aqi":16,"aqi_min":16,"aqi_max":16,"pm25":3.84,"pm10":null,"stations":1},{"datetime_utc":"2026-06-03T05:00:00Z","aqi":15,"aqi_min":15,"aqi_max":15,"pm25":3.6,"pm10":null,"stations":1},{"datetime_utc":"2026-06-03T06:00:00Z","aqi":72,"aqi_min":72,"aqi_max":72,"pm25":22.09,"pm10":null,"stations":1},{"datetime_utc":"2026-06-03T07:00:00Z","aqi":97,"aqi_min":97,"aqi_max":97,"pm25":33.97,"pm10":null,"stations":1},{"datetime_utc":"2026-06-03T08:00:00Z","aqi":76,"aqi_min":76,"aqi_max":76,"pm25":23.99,"pm10":null,"stations":1},{"datetime_utc":"2026-06-03T09:00:00Z","aqi":94,"aqi_min":94,"aqi_max":94,"pm25":32.55,"pm10":null,"stations":1},{"datetime_utc":"2026-06-03T10:00:00Z","aqi":22,"aqi_min":15,"aqi_max":28,"pm25":5.16,"pm10":null,"stations":2},{"datetime_utc":"2026-06-03T12:00:00Z","aqi":20,"aqi_min":20,"aqi_max":20,"pm25":4.8,"pm10":null,"stations":1},{"datetime_utc":"2026-06-03T13:00:00Z","aqi":34,"aqi_min":34,"aqi_max":34,"pm25":8.16,"pm10":null,"stations":1},{"datetime_utc":"2026-06-03T17:00:00Z","aqi":57,"aqi_min":57,"aqi_max":57,"pm25":14.95,"pm10":null,"stations":1},{"datetime_utc":"2026-06-03T18:00:00Z","aqi":59,"aqi_min":59,"aqi_max":59,"pm25":15.9,"pm10":null,"stations":1},{"datetime_utc":"2026-06-03T19:00:00Z","aqi":52,"aqi_min":52,"aqi_max":52,"pm25":12.58,"pm10":null,"stations":1},{"datetime_utc":"2026-06-03T20:00:00Z","aqi":25,"aqi_min":25,"aqi_max":25,"pm25":6.0,"pm10":null,"stations":1},{"datetime_utc":"2026-06-03T21:00:00Z","aqi":44,"aqi_min":44,"aqi_max":44,"pm25":10.56,"pm10":null,"stations":1},{"datetime_utc":"2026-06-03T22:00:00Z","aqi":30,"aqi_min":24,"aqi_max":37,"pm25":7.32,"pm10":null,"stations":2},{"datetime_utc":"2026-06-04T01:00:00Z","aqi":82,"aqi_min":52,"aqi_max":114,"pm25":26.68,"pm10":null,"stations":2},{"datetime_utc":"2026-06-04T02:00:00Z","aqi":46,"aqi_min":46,"aqi_max":46,"pm25":11.04,"pm10":null,"stations":1},{"datetime_utc":"2026-06-04T06:00:00Z","aqi":31,"aqi_min":31,"aqi_max":31,"pm25":7.44,"pm10":null,"stations":1},{"datetime_utc":"2026-06-04T07:00:00Z","aqi":17,"aqi_min":17,"aqi_max":17,"pm25":4.08,"pm10":null,"stations":1},{"datetime_utc":"2026-06-04T08:00:00Z","aqi":24,"aqi_min":24,"aqi_max":24,"pm25":5.76,"pm10":null,"stations":1},{"datetime_utc":"2026-06-04T09:00:00Z","aqi":20,"aqi_min":20,"aqi_max":20,"pm25":4.8,"pm10":null,"stations":1},{"datetime_utc":"2026-06-04T11:00:00Z","aqi":23,"aqi_min":16,"aqi_max":30,"pm25":5.52,"pm10":null,"stations":2},{"datetime_utc":"2026-06-04T12:00:00Z","aqi":37,"aqi_min":37,"aqi_max":37,"pm25":8.88,"pm10":null,"stations":1},{"datetime_utc":"2026-06-04T13:00:00Z","aqi":59,"aqi_min":59,"aqi_max":59,"pm25":15.9,"pm10":null,"stations":1},{"datetime_utc":"2026-06-04T15:00:00Z","aqi":59,"aqi_min":53,"aqi_max":66,"pm25":16.14,"pm10":null,"stations":2},{"datetime_utc":"2026-06-04T17:00:00Z","aqi":24,"aqi_min":24,"aqi_max":24,"pm25":5.76,"pm10":null,"stations":1},{"datetime_utc":"2026-06-04T19:00:00Z","aqi":36,"aqi_min":19,"aqi_max":52,"pm25":8.57,"pm10":null,"stations":2},{"datetime_utc":"2026-06-04T20:00:00Z","aqi":25,"aqi_min":25,"aqi_max":25,"pm25":6.0,"pm10":null,"stations":1},{"datetime_utc":"2026-06-04T22:00:00Z","aqi":20,"aqi_min":20,"aqi_max":20,"pm25":4.8,"pm10":null,"stations":1},{"datetime_utc":"2026-06-04T23:00:00Z","aqi":32,"aqi_min":19,"aqi_max":45,"pm25":7.68,"pm10":null,"stations":2},{"datetime_utc":"2026-06-05T00:00:00Z","aqi":59,"aqi_min":41,"aqi_max":72,"pm25":15.96,"pm10":null,"stations":2},{"datetime_utc":"2026-06-05T02:00:00Z","aqi":20,"aqi_min":20,"aqi_max":20,"pm25":4.8,"pm10":null,"stations":1},{"datetime_utc":"2026-06-05T03:00:00Z","aqi":25,"aqi_min":25,"aqi_max":25,"pm25":6.0,"pm10":null,"stations":1},{"datetime_utc":"2026-06-05T04:00:00Z","aqi":24,"aqi_min":24,"aqi_max":24,"pm25":5.76,"pm10":null,"stations":1},{"datetime_utc":"2026-06-05T05:00:00Z","aqi":29,"aqi_min":29,"aqi_max":29,"pm25":6.96,"pm10":null,"stations":1},{"datetime_utc":"2026-06-05T07:00:00Z","aqi":65,"aqi_min":65,"aqi_max":65,"pm25":18.76,"pm10":null,"stations":1},{"datetime_utc":"2026-06-05T08:00:00Z","aqi":85,"aqi_min":85,"aqi_max":85,"pm25":28.27,"pm10":null,"stations":1},{"datetime_utc":"2026-06-05T09:00:00Z","aqi":109,"aqi_min":109,"aqi_max":109,"pm25":38.75,"pm10":null,"stations":1},{"datetime_utc":"2026-06-05T10:00:00Z","aqi":59,"aqi_min":59,"aqi_max":59,"pm25":15.9,"pm10":null,"stations":1},{"datetime_utc":"2026-06-05T11:00:00Z","aqi":6,"aqi_min":6,"aqi_max":6,"pm25":1.44,"pm10":null,"stations":1},{"datetime_utc":"2026-06-05T17:00:00Z","aqi":124,"aqi_min":124,"aqi_max":124,"pm25":44.84,"pm10":null,"stations":1},{"datetime_utc":"2026-06-05T19:00:00Z","aqi":22,"aqi_min":22,"aqi_max":22,"pm25":5.28,"pm10":null,"stations":1},{"datetime_utc":"2026-06-05T20:00:00Z","aqi":28,"aqi_min":28,"aqi_max":28,"pm25":6.72,"pm10":null,"stations":1},{"datetime_utc":"2026-06-05T21:00:00Z","aqi":99,"aqi_min":99,"aqi_max":99,"pm25":34.92,"pm10":null,"stations":1},{"datetime_utc":"2026-06-05T23:00:00Z","aqi":95,"aqi_min":95,"aqi_max":95,"pm25":33.02,"pm10":null,"stations":1},{"datetime_utc":"2026-06-06T00:00:00Z","aqi":57,"aqi_min":57,"aqi_max":57,"pm25":14.95,"pm10":null,"stations":1},{"datetime_utc":"2026-06-06T01:00:00Z","aqi":34,"aqi_min":34,"aqi_max":34,"pm25":8.16,"pm10":null,"stations":1},{"datetime_utc":"2026-06-06T02:00:00Z","aqi":91,"aqi_min":91,"aqi_max":91,"pm25":31.12,"pm10":null,"stations":1},{"datetime_utc":"2026-06-06T03:00:00Z","aqi":50,"aqi_min":34,"aqi_max":59,"pm25":12.03,"pm10":null,"stations":2},{"datetime_utc":"2026-06-06T06:00:00Z","aqi":32,"aqi_min":32,"aqi_max":32,"pm25":7.68,"pm10":null,"stations":1},{"datetime_utc":"2026-06-06T08:00:00Z","aqi":61,"aqi_min":61,"aqi_max":61,"pm25":16.86,"pm10":null,"stations":1},{"datetime_utc":"2026-06-06T09:00:00Z","aqi":25,"aqi_min":25,"aqi_max":25,"pm25":6.0,"pm10":null,"stations":1},{"datetime_utc":"2026-06-06T10:00:00Z","aqi":20,"aqi_min":20,"aqi_max":20,"pm25":4.8,"pm10":null,"stations":1},{"datetime_utc":"2026-06-06T11:00:00Z","aqi":30,"aqi_min":17,"aqi_max":42,"pm25":7.08,"pm10":null,"stations":2},{"datetime_utc":"2026-06-06T14:00:00Z","aqi":34,"aqi_min":34,"aqi_max":34,"pm25":8.16,"pm10":null,"stations":1},{"datetime_utc":"2026-06-06T15:00:00Z","aqi":42,"aqi_min":42,"aqi_max":42,"pm25":10.08,"pm10":null,"stations":1},{"datetime_utc":"2026-06-06T17:00:00Z","aqi":68,"aqi_min":61,"aqi_max":76,"pm25":20.42,"pm10":null,"stations":2},{"datetime_utc":"2026-06-06T18:00:00Z","aqi":94,"aqi_min":72,"aqi_max":119,"pm25":32.45,"pm10":null,"stations":2},{"datetime_utc":"2026-06-06T19:00:00Z","aqi":54,"aqi_min":33,"aqi_max":65,"pm25":13.34,"pm10":null,"stations":2},{"datetime_utc":"2026-06-06T20:00:00Z","aqi":59,"aqi_min":59,"aqi_max":59,"pm25":15.9,"pm10":null,"stations":1},{"datetime_utc":"2026-06-06T21:00:00Z","aqi":23,"aqi_min":23,"aqi_max":23,"pm25":5.52,"pm10":null,"stations":1},{"datetime_utc":"2026-06-06T22:00:00Z","aqi":36,"aqi_min":22,"aqi_max":51,"pm25":8.69,"pm10":null,"stations":2},{"datetime_utc":"2026-06-06T23:00:00Z","aqi":50,"aqi_min":50,"aqi_max":50,"pm25":12.0,"pm10":null,"stations":1},{"datetime_utc":"2026-06-07T01:00:00Z","aqi":17,"aqi_min":17,"aqi_max":17,"pm25":4.08,"pm10":null,"stations":1},{"datetime_utc":"2026-06-07T03:00:00Z","aqi":53,"aqi_min":53,"aqi_max":53,"pm25":13.05,"pm10":null,"stations":1},{"datetime_utc":"2026-06-07T04:00:00Z","aqi":16,"aqi_min":16,"aqi_max":16,"pm25":3.84,"pm10":null,"stations":1},{"datetime_utc":"2026-06-07T05:00:00Z","aqi":32,"aqi_min":30,"aqi_max":34,"pm25":7.68,"pm10":null,"stations":2},{"datetime_utc":"2026-06-07T06:00:00Z","aqi":50,"aqi_min":50,"aqi_max":50,"pm25":12.0,"pm10":null,"stations":1},{"datetime_utc":"2026-06-07T07:00:00Z","aqi":52,"aqi_min":35,"aqi_max":61,"pm25":12.63,"pm10":null,"stations":2},{"datetime_utc":"2026-06-07T08:00:00Z","aqi":32,"aqi_min":32,"aqi_max":32,"pm25":7.68,"pm10":null,"stations":1},{"datetime_utc":"2026-06-07T09:00:00Z","aqi":33,"aqi_min":30,"aqi_max":36,"pm25":7.92,"pm10":null,"stations":2},{"datetime_utc":"2026-06-07T10:00:00Z","aqi":28,"aqi_min":28,"aqi_max":28,"pm25":6.72,"pm10":null,"stations":1},{"datetime_utc":"2026-06-07T11:00:00Z","aqi":50,"aqi_min":50,"aqi_max":50,"pm25":12.0,"pm10":null,"stations":1},{"datetime_utc":"2026-06-07T12:00:00Z","aqi":25,"aqi_min":25,"aqi_max":25,"pm25":6.0,"pm10":null,"stations":1},{"datetime_utc":"2026-06-07T14:00:00Z","aqi":64,"aqi_min":48,"aqi_max":78,"pm25":18.23,"pm10":null,"stations":2},{"datetime_utc":"2026-06-07T17:00:00Z","aqi":15,"aqi_min":15,"aqi_max":15,"pm25":3.6,"pm10":null,"stations":1},{"datetime_utc":"2026-06-07T18:00:00Z","aqi":23,"aqi_min":23,"aqi_max":23,"pm25":5.52,"pm10":null,"stations":1},{"datetime_utc":"2026-06-07T19:00:00Z","aqi":19,"aqi_min":19,"aqi_max":19,"pm25":4.56,"pm10":null,"stations":1},{"datetime_utc":"2026-06-07T20:00:00Z","aqi":38,"aqi_min":38,"aqi_max":38,"pm25":9.12,"pm10":null,"stations":1},{"datetime_utc":"2026-06-07T22:00:00Z","aqi":28,"aqi_min":28,"aqi_max":28,"pm25":6.72,"pm10":null,"stations":1},{"datetime_utc":"2026-06-07T23:00:00Z","aqi":25,"aqi_min":25,"aqi_max":25,"pm25":6.0,"pm10":null,"stations":1},{"datetime_utc":"2026-06-08T01:00:00Z","aqi":90,"aqi_min":62,"aqi_max":122,"pm25":30.68,"pm10":null,"stations":2},{"datetime_utc":"2026-06-08T02:00:00Z","aqi":50,"aqi_min":34,"aqi_max":59,"pm25":12.03,"pm10":null,"stations":2},{"datetime_utc":"2026-06-08T03:00:00Z","aqi":102,"aqi_min":102,"aqi_max":102,"pm25":35.91,"pm10":null,"stations":1},{"datetime_utc":"2026-06-08T04:00:00Z","aqi":45,"aqi_min":45,"aqi_max":45,"pm25":10.8,"pm10":null,"stations":1},{"datetime_utc":"2026-06-08T05:00:00Z","aqi":21,"aqi_min":10,"aqi_max":32,"pm25":5.04,"pm10":null,"stations":2},{"datetime_utc":"2026-06-08T06:00:00Z","aqi":58,"aqi_min":58,"aqi_max":58,"pm25":15.43,"pm10":null,"stations":1},{"datetime_utc":"2026-06-08T08:00:00Z","aqi":52,"aqi_min":42,"aqi_max":58,"pm25":12.75,"pm10":null,"stations":2},{"datetime_utc":"2026-06-08T09:00:00Z","aqi":65,"aqi_min":65,"aqi_max":65,"pm25":18.76,"pm10":null,"stations":1},{"datetime_utc":"2026-06-08T10:00:00Z","aqi":41,"aqi_min":31,"aqi_max":51,"pm25":9.77,"pm10":null,"stations":2},{"datetime_utc":"2026-06-08T11:00:00Z","aqi":48,"aqi_min":23,"aqi_max":62,"pm25":11.43,"pm10":null,"stations":2},{"datetime_utc":"2026-06-08T15:00:00Z","aqi":51,"aqi_min":35,"aqi_max":59,"pm25":12.15,"pm10":null,"stations":2},{"datetime_utc":"2026-06-08T17:00:00Z","aqi":15,"aqi_min":15,"aqi_max":15,"pm25":3.6,"pm10":null,"stations":1},{"datetime_utc":"2026-06-08T18:00:00Z","aqi":30,"aqi_min":21,"aqi_max":38,"pm25":7.08,"pm10":null,"stations":2},{"datetime_utc":"2026-06-08T19:00:00Z","aqi":35,"aqi_min":35,"aqi_max":35,"pm25":8.4,"pm10":null,"stations":1},{"datetime_utc":"2026-06-08T22:00:00Z","aqi":13,"aqi_min":13,"aqi_max":13,"pm25":3.12,"pm10":null,"stations":1},{"datetime_utc":"2026-06-09T04:00:00Z","aqi":30,"aqi_min":13,"aqi_max":47,"pm25":7.2,"pm10":null,"stations":2},{"datetime_utc":"2026-06-09T06:00:00Z","aqi":50,"aqi_min":50,"aqi_max":50,"pm25":12.0,"pm10":null,"stations":1},{"datetime_utc":"2026-06-09T07:00:00Z","aqi":25,"aqi_min":18,"aqi_max":32,"pm25":6.0,"pm10":null,"stations":2},{"datetime_utc":"2026-06-09T09:00:00Z","aqi":46,"aqi_min":43,"aqi_max":49,"pm25":11.04,"pm10":null,"stations":2},{"datetime_utc":"2026-06-09T12:00:00Z","aqi":54,"aqi_min":20,"aqi_max":73,"pm25":13.68,"pm10":null,"stations":2},{"datetime_utc":"2026-06-09T13:00:00Z","aqi":19,"aqi_min":19,"aqi_max":19,"pm25":4.56,"pm10":null,"stations":1}],"daily":[{"date":"2026-06-02","aqi_avg":30,"aqi_min":19,"aqi_max":50,"aqi_color":"#059669","aqi_label":"Good","pm25_avg":7.1,"pm10_avg":null,"hours":4,"stations_avg":1},{"date":"2026-06-03","aqi_avg":48,"aqi_min":15,"aqi_max":97,"aqi_color":"#059669","aqi_label":"Good","pm25_avg":13.7,"pm10_avg":null,"hours":15,"stations_avg":1},{"date":"2026-06-04","aqi_avg":36,"aqi_min":17,"aqi_max":82,"aqi_color":"#059669","aqi_label":"Good","pm25_avg":9.3,"pm10_avg":null,"hours":15,"stations_avg":1},{"date":"2026-06-05","aqi_avg":57,"aqi_min":6,"aqi_max":124,"aqi_color":"#d97706","aqi_label":"Moderate","pm25_avg":17.8,"pm10_avg":null,"hours":15,"stations_avg":1},{"date":"2026-06-06","aqi_avg":48,"aqi_min":20,"aqi_max":94,"aqi_color":"#059669","aqi_label":"Good","pm25_avg":13.1,"pm10_avg":null,"hours":18,"stations_avg":1},{"date":"2026-06-07","aqi_avg":33,"aqi_min":15,"aqi_max":64,"aqi_color":"#059669","aqi_label":"Good","pm25_avg":8.2,"pm10_avg":null,"hours":18,"stations_avg":1},{"date":"2026-06-08","aqi_avg":48,"aqi_min":13,"aqi_max":102,"aqi_color":"#059669","aqi_label":"Good","pm25_avg":13.1,"pm10_avg":null,"hours":15,"stations_avg":2},{"date":"2026-06-09","aqi_avg":37,"aqi_min":19,"aqi_max":54,"aqi_color":"#059669","aqi_label":"Good","pm25_avg":9.1,"pm10_avg":null,"hours":6,"stations_avg":2}]}