{"city":"Centennial","country":"United States","lat":39.579158782958984,"lon":-104.87692260742188,"range":"20d","license":"CC BY 4.0","source":"https://cerns.io","hourly":[{"datetime_utc":"2026-07-02T14:00:00Z","aqi":53,"aqi_min":53,"aqi_max":53,"pm25":13.031177520751953,"pm10":null,"stations":20},{"datetime_utc":"2026-07-06T14:00:00Z","aqi":82,"aqi_min":82,"aqi_max":82,"pm25":26.783296585083008,"pm10":3.674807071685791,"stations":22},{"datetime_utc":"2026-07-10T14:00:00Z","aqi":2,"aqi_min":2,"aqi_max":2,"pm25":0.4000000059604645,"pm10":1.399999976158142,"stations":1},{"datetime_utc":"2026-07-10T15:00:00Z","aqi":3,"aqi_min":3,"aqi_max":3,"pm25":0.8399999737739563,"pm10":1.7599999904632568,"stations":1},{"datetime_utc":"2026-07-10T23:00:00Z","aqi":5,"aqi_min":5,"aqi_max":5,"pm25":1.2000000476837158,"pm10":1.2000000476837158,"stations":1},{"datetime_utc":"2026-07-11T03:00:00Z","aqi":4,"aqi_min":4,"aqi_max":4,"pm25":1.0499999523162842,"pm10":1.3300000429153442,"stations":1},{"datetime_utc":"2026-07-11T05:00:00Z","aqi":1,"aqi_min":1,"aqi_max":1,"pm25":0.1599999964237213,"pm10":1.2599999904632568,"stations":1},{"datetime_utc":"2026-07-11T11:00:00Z","aqi":2,"aqi_min":2,"aqi_max":2,"pm25":0.36000001430511475,"pm10":1.0,"stations":1},{"datetime_utc":"2026-07-11T21:00:00Z","aqi":5,"aqi_min":5,"aqi_max":5,"pm25":1.090000033378601,"pm10":1.4299999475479126,"stations":1},{"datetime_utc":"2026-07-12T04:00:00Z","aqi":6,"aqi_min":6,"aqi_max":6,"pm25":1.5,"pm10":3.5,"stations":1},{"datetime_utc":"2026-07-12T05:00:00Z","aqi":7,"aqi_min":7,"aqi_max":7,"pm25":1.6399999856948853,"pm10":2.0199999809265137,"stations":1},{"datetime_utc":"2026-07-12T11:00:00Z","aqi":3,"aqi_min":3,"aqi_max":3,"pm25":0.800000011920929,"pm10":1.0,"stations":1},{"datetime_utc":"2026-07-12T15:00:00Z","aqi":1,"aqi_min":1,"aqi_max":1,"pm25":0.15000000596046448,"pm10":1.149999976158142,"stations":1},{"datetime_utc":"2026-07-13T02:00:00Z","aqi":4,"aqi_min":4,"aqi_max":4,"pm25":1.0,"pm10":1.0,"stations":1},{"datetime_utc":"2026-07-13T18:00:00Z","aqi":3,"aqi_min":3,"aqi_max":3,"pm25":0.8299999833106995,"pm10":1.8300000429153442,"stations":1},{"datetime_utc":"2026-07-13T20:00:00Z","aqi":5,"aqi_min":5,"aqi_max":5,"pm25":1.2100000381469727,"pm10":1.2100000381469727,"stations":1},{"datetime_utc":"2026-07-13T21:00:00Z","aqi":3,"aqi_min":3,"aqi_max":3,"pm25":0.699999988079071,"pm10":1.2999999523162842,"stations":1},{"datetime_utc":"2026-07-14T00:00:00Z","aqi":14,"aqi_min":14,"aqi_max":14,"pm25":3.2799999713897705,"pm10":3.380000114440918,"stations":1},{"datetime_utc":"2026-07-14T01:00:00Z","aqi":65,"aqi_min":65,"aqi_max":65,"pm25":18.969999313354492,"pm10":19.0,"stations":1},{"datetime_utc":"2026-07-14T02:00:00Z","aqi":32,"aqi_min":32,"aqi_max":32,"pm25":7.739999771118164,"pm10":7.840000152587891,"stations":1},{"datetime_utc":"2026-07-14T03:00:00Z","aqi":15,"aqi_min":15,"aqi_max":15,"pm25":3.609999895095825,"pm10":3.609999895095825,"stations":1},{"datetime_utc":"2026-07-14T15:00:00Z","aqi":4,"aqi_min":4,"aqi_max":4,"pm25":1.0,"pm10":1.0,"stations":1},{"datetime_utc":"2026-07-16T00:00:00Z","aqi":6,"aqi_min":6,"aqi_max":6,"pm25":1.5299999713897705,"pm10":1.7599999904632568,"stations":1},{"datetime_utc":"2026-07-16T01:00:00Z","aqi":20,"aqi_min":20,"aqi_max":20,"pm25":4.690000057220459,"pm10":4.869999885559082,"stations":1},{"datetime_utc":"2026-07-16T02:00:00Z","aqi":6,"aqi_min":6,"aqi_max":6,"pm25":1.350000023841858,"pm10":1.840000033378601,"stations":1},{"datetime_utc":"2026-07-17T00:00:00Z","aqi":85,"aqi_min":85,"aqi_max":85,"pm25":28.079999923706055,"pm10":29.68000030517578,"stations":1},{"datetime_utc":"2026-07-17T01:00:00Z","aqi":116,"aqi_min":116,"aqi_max":116,"pm25":41.61000061035156,"pm10":50.63999938964844,"stations":1},{"datetime_utc":"2026-07-17T02:00:00Z","aqi":91,"aqi_min":91,"aqi_max":91,"pm25":31.170000076293945,"pm10":33.61000061035156,"stations":1},{"datetime_utc":"2026-07-17T03:00:00Z","aqi":51,"aqi_min":51,"aqi_max":51,"pm25":12.199999809265137,"pm10":12.350000381469727,"stations":1},{"datetime_utc":"2026-07-17T04:00:00Z","aqi":14,"aqi_min":14,"aqi_max":14,"pm25":3.3499999046325684,"pm10":3.4100000858306885,"stations":1},{"datetime_utc":"2026-07-17T19:00:00Z","aqi":4,"aqi_min":4,"aqi_max":4,"pm25":1.0,"pm10":1.0,"stations":1},{"datetime_utc":"2026-07-17T20:00:00Z","aqi":4,"aqi_min":4,"aqi_max":4,"pm25":1.0,"pm10":1.0,"stations":1},{"datetime_utc":"2026-07-17T21:00:00Z","aqi":16,"aqi_min":16,"aqi_max":16,"pm25":3.940000057220459,"pm10":3.940000057220459,"stations":1},{"datetime_utc":"2026-07-18T01:00:00Z","aqi":156,"aqi_min":156,"aqi_max":156,"pm25":64.81999969482422,"pm10":72.55999755859375,"stations":1},{"datetime_utc":"2026-07-18T02:00:00Z","aqi":103,"aqi_min":103,"aqi_max":103,"pm25":36.459999084472656,"pm10":43.29999923706055,"stations":1},{"datetime_utc":"2026-07-18T03:00:00Z","aqi":72,"aqi_min":72,"aqi_max":72,"pm25":22.049999237060547,"pm10":23.100000381469727,"stations":1},{"datetime_utc":"2026-07-18T04:00:00Z","aqi":25,"aqi_min":25,"aqi_max":25,"pm25":6.050000190734863,"pm10":6.510000228881836,"stations":1},{"datetime_utc":"2026-07-18T20:00:00Z","aqi":3,"aqi_min":3,"aqi_max":3,"pm25":0.7599999904632568,"pm10":1.5099999904632568,"stations":1},{"datetime_utc":"2026-07-19T03:00:00Z","aqi":92,"aqi_min":92,"aqi_max":92,"pm25":31.690000534057617,"pm10":36.939998626708984,"stations":1},{"datetime_utc":"2026-07-19T04:00:00Z","aqi":5,"aqi_min":5,"aqi_max":5,"pm25":1.149999976158142,"pm10":1.149999976158142,"stations":1},{"datetime_utc":"2026-07-19T23:00:00Z","aqi":99,"aqi_min":99,"aqi_max":99,"pm25":35.119998931884766,"pm10":42.939998626708984,"stations":1},{"datetime_utc":"2026-07-20T00:00:00Z","aqi":17,"aqi_min":17,"aqi_max":17,"pm25":4.0,"pm10":4.409999847412109,"stations":1},{"datetime_utc":"2026-07-20T01:00:00Z","aqi":4,"aqi_min":4,"aqi_max":4,"pm25":0.8799999952316284,"pm10":1.1100000143051147,"stations":1},{"datetime_utc":"2026-07-20T21:00:00Z","aqi":3,"aqi_min":3,"aqi_max":3,"pm25":0.7699999809265137,"pm10":1.3600000143051147,"stations":1},{"datetime_utc":"2026-07-20T22:00:00Z","aqi":5,"aqi_min":5,"aqi_max":5,"pm25":1.25,"pm10":1.25,"stations":1},{"datetime_utc":"2026-07-21T05:00:00Z","aqi":69,"aqi_min":69,"aqi_max":69,"pm25":20.65999984741211,"pm10":23.43000030517578,"stations":1},{"datetime_utc":"2026-07-21T06:00:00Z","aqi":61,"aqi_min":61,"aqi_max":61,"pm25":16.709999084472656,"pm10":16.760000228881836,"stations":1},{"datetime_utc":"2026-07-21T12:00:00Z","aqi":5,"aqi_min":5,"aqi_max":5,"pm25":1.2400000095367432,"pm10":1.2400000095367432,"stations":1},{"datetime_utc":"2026-07-21T13:00:00Z","aqi":17,"aqi_min":17,"aqi_max":17,"pm25":4.050000190734863,"pm10":4.050000190734863,"stations":1},{"datetime_utc":"2026-07-21T14:00:00Z","aqi":5,"aqi_min":5,"aqi_max":5,"pm25":1.2799999713897705,"pm10":1.9700000286102295,"stations":1},{"datetime_utc":"2026-07-21T15:00:00Z","aqi":25,"aqi_min":25,"aqi_max":25,"pm25":6.019999980926514,"pm10":6.579999923706055,"stations":1},{"datetime_utc":"2026-07-21T16:00:00Z","aqi":12,"aqi_min":12,"aqi_max":12,"pm25":2.869999885559082,"pm10":2.869999885559082,"stations":1},{"datetime_utc":"2026-07-21T17:00:00Z","aqi":14,"aqi_min":14,"aqi_max":14,"pm25":3.380000114440918,"pm10":3.5799999237060547,"stations":1},{"datetime_utc":"2026-07-21T18:00:00Z","aqi":20,"aqi_min":20,"aqi_max":20,"pm25":4.739999771118164,"pm10":5.409999847412109,"stations":1},{"datetime_utc":"2026-07-21T19:00:00Z","aqi":6,"aqi_min":6,"aqi_max":6,"pm25":1.5299999713897705,"pm10":1.690000057220459,"stations":1},{"datetime_utc":"2026-07-21T20:00:00Z","aqi":6,"aqi_min":6,"aqi_max":6,"pm25":1.4800000190734863,"pm10":1.4800000190734863,"stations":1},{"datetime_utc":"2026-07-21T21:00:00Z","aqi":13,"aqi_min":13,"aqi_max":13,"pm25":3.1500000953674316,"pm10":3.2799999713897705,"stations":1},{"datetime_utc":"2026-07-21T22:00:00Z","aqi":48,"aqi_min":48,"aqi_max":48,"pm25":11.40999984741211,"pm10":12.279999732971191,"stations":1}],"daily":[{"date":"2026-07-02","aqi_avg":53,"aqi_min":53,"aqi_max":53,"aqi_color":"#d97706","aqi_label":"Moderate","pm25_avg":13.0,"pm10_avg":null,"hours":1,"stations_avg":20},{"date":"2026-07-06","aqi_avg":82,"aqi_min":82,"aqi_max":82,"aqi_color":"#d97706","aqi_label":"Moderate","pm25_avg":26.8,"pm10_avg":3.7,"hours":1,"stations_avg":22},{"date":"2026-07-10","aqi_avg":3,"aqi_min":2,"aqi_max":5,"aqi_color":"#059669","aqi_label":"Good","pm25_avg":0.8,"pm10_avg":1.5,"hours":3,"stations_avg":1},{"date":"2026-07-11","aqi_avg":3,"aqi_min":1,"aqi_max":5,"aqi_color":"#059669","aqi_label":"Good","pm25_avg":0.7,"pm10_avg":1.3,"hours":4,"stations_avg":1},{"date":"2026-07-12","aqi_avg":4,"aqi_min":1,"aqi_max":7,"aqi_color":"#059669","aqi_label":"Good","pm25_avg":1.0,"pm10_avg":1.9,"hours":4,"stations_avg":1},{"date":"2026-07-13","aqi_avg":4,"aqi_min":3,"aqi_max":5,"aqi_color":"#059669","aqi_label":"Good","pm25_avg":0.9,"pm10_avg":1.3,"hours":4,"stations_avg":1},{"date":"2026-07-14","aqi_avg":26,"aqi_min":4,"aqi_max":65,"aqi_color":"#059669","aqi_label":"Good","pm25_avg":6.9,"pm10_avg":7.0,"hours":5,"stations_avg":1},{"date":"2026-07-16","aqi_avg":11,"aqi_min":6,"aqi_max":20,"aqi_color":"#059669","aqi_label":"Good","pm25_avg":2.5,"pm10_avg":2.8,"hours":3,"stations_avg":1},{"date":"2026-07-17","aqi_avg":48,"aqi_min":4,"aqi_max":116,"aqi_color":"#059669","aqi_label":"Good","pm25_avg":15.3,"pm10_avg":17.0,"hours":8,"stations_avg":1},{"date":"2026-07-18","aqi_avg":72,"aqi_min":3,"aqi_max":156,"aqi_color":"#d97706","aqi_label":"Moderate","pm25_avg":26.0,"pm10_avg":29.4,"hours":5,"stations_avg":1},{"date":"2026-07-19","aqi_avg":65,"aqi_min":5,"aqi_max":99,"aqi_color":"#d97706","aqi_label":"Moderate","pm25_avg":22.7,"pm10_avg":27.0,"hours":3,"stations_avg":1},{"date":"2026-07-20","aqi_avg":7,"aqi_min":3,"aqi_max":17,"aqi_color":"#059669","aqi_label":"Good","pm25_avg":1.7,"pm10_avg":2.0,"hours":4,"stations_avg":1},{"date":"2026-07-21","aqi_avg":23,"aqi_min":5,"aqi_max":69,"aqi_color":"#059669","aqi_label":"Good","pm25_avg":6.0,"pm10_avg":6.5,"hours":13,"stations_avg":1}]}