{"city":"Kerpen","country":"Germany","lat":50.869911193847656,"lon":6.6969099044799805,"range":"48h","license":"CC BY 4.0","source":"https://cerns.io","hourly":[{"datetime_utc":"2026-07-20T02:00:00Z","aqi":13,"aqi_min":13,"aqi_max":13,"pm25":3.1582891941070557,"pm10":3.6336965560913086,"stations":3},{"datetime_utc":"2026-07-20T03:00:00Z","aqi":11,"aqi_min":11,"aqi_max":11,"pm25":2.5806896686553955,"pm10":3.5365610122680664,"stations":3},{"datetime_utc":"2026-07-20T04:00:00Z","aqi":10,"aqi_min":10,"aqi_max":10,"pm25":2.426633834838867,"pm10":2.7923457622528076,"stations":3},{"datetime_utc":"2026-07-20T05:00:00Z","aqi":12,"aqi_min":12,"aqi_max":12,"pm25":2.9426498413085938,"pm10":3.891017436981201,"stations":3},{"datetime_utc":"2026-07-20T06:00:00Z","aqi":20,"aqi_min":20,"aqi_max":20,"pm25":4.908273696899414,"pm10":6.070262908935547,"stations":3},{"datetime_utc":"2026-07-20T07:00:00Z","aqi":9,"aqi_min":9,"aqi_max":9,"pm25":2.113447427749634,"pm10":2.919245958328247,"stations":3},{"datetime_utc":"2026-07-20T08:00:00Z","aqi":9,"aqi_min":9,"aqi_max":9,"pm25":2.1002259254455566,"pm10":2.8835136890411377,"stations":3},{"datetime_utc":"2026-07-20T09:00:00Z","aqi":11,"aqi_min":11,"aqi_max":11,"pm25":2.5906407833099365,"pm10":3.0660481452941895,"stations":3},{"datetime_utc":"2026-07-20T10:00:00Z","aqi":7,"aqi_min":7,"aqi_max":7,"pm25":1.6338765621185303,"pm10":2.60475492477417,"stations":3},{"datetime_utc":"2026-07-20T11:00:00Z","aqi":14,"aqi_min":14,"aqi_max":14,"pm25":3.312293529510498,"pm10":3.6292319297790527,"stations":3},{"datetime_utc":"2026-07-20T12:00:00Z","aqi":11,"aqi_min":11,"aqi_max":11,"pm25":2.5541679859161377,"pm10":3.1841273307800293,"stations":2},{"datetime_utc":"2026-07-20T13:00:00Z","aqi":10,"aqi_min":10,"aqi_max":10,"pm25":2.4081063270568848,"pm10":3.10772967338562,"stations":3},{"datetime_utc":"2026-07-20T14:00:00Z","aqi":12,"aqi_min":12,"aqi_max":12,"pm25":2.9073290824890137,"pm10":3.2430264949798584,"stations":3},{"datetime_utc":"2026-07-20T15:00:00Z","aqi":20,"aqi_min":20,"aqi_max":20,"pm25":4.8444414138793945,"pm10":5.21765661239624,"stations":3},{"datetime_utc":"2026-07-20T16:00:00Z","aqi":16,"aqi_min":16,"aqi_max":16,"pm25":3.9371120929718018,"pm10":4.310327529907227,"stations":3},{"datetime_utc":"2026-07-20T17:00:00Z","aqi":15,"aqi_min":15,"aqi_max":15,"pm25":3.5131571292877197,"pm10":4.291568756103516,"stations":3},{"datetime_utc":"2026-07-20T18:00:00Z","aqi":13,"aqi_min":13,"aqi_max":13,"pm25":3.1408345699310303,"pm10":3.9653923511505127,"stations":3},{"datetime_utc":"2026-07-20T19:00:00Z","aqi":22,"aqi_min":22,"aqi_max":22,"pm25":5.175082206726074,"pm10":5.902754306793213,"stations":3},{"datetime_utc":"2026-07-20T20:00:00Z","aqi":13,"aqi_min":13,"aqi_max":13,"pm25":3.133330821990967,"pm10":4.119216442108154,"stations":3},{"datetime_utc":"2026-07-20T21:00:00Z","aqi":19,"aqi_min":19,"aqi_max":19,"pm25":4.468598365783691,"pm10":4.785536766052246,"stations":3},{"datetime_utc":"2026-07-20T22:00:00Z","aqi":22,"aqi_min":22,"aqi_max":22,"pm25":5.373678684234619,"pm10":6.183228969573975,"stations":3},{"datetime_utc":"2026-07-20T23:00:00Z","aqi":14,"aqi_min":14,"aqi_max":14,"pm25":3.296444892883301,"pm10":4.546082019805908,"stations":3},{"datetime_utc":"2026-07-21T00:00:00Z","aqi":14,"aqi_min":14,"aqi_max":14,"pm25":3.3734469413757324,"pm10":3.9492604732513428,"stations":3},{"datetime_utc":"2026-07-21T01:00:00Z","aqi":14,"aqi_min":14,"aqi_max":14,"pm25":3.445624351501465,"pm10":3.8113362789154053,"stations":3},{"datetime_utc":"2026-07-21T02:00:00Z","aqi":11,"aqi_min":11,"aqi_max":11,"pm25":2.6857404708862305,"pm10":3.156503200531006,"stations":3},{"datetime_utc":"2026-07-21T03:00:00Z","aqi":15,"aqi_min":15,"aqi_max":15,"pm25":3.6071839332580566,"pm10":5.648453712463379,"stations":3},{"datetime_utc":"2026-07-21T04:00:00Z","aqi":37,"aqi_min":37,"aqi_max":37,"pm25":8.818443298339844,"pm10":10.270678520202637,"stations":3},{"datetime_utc":"2026-07-21T05:00:00Z","aqi":31,"aqi_min":31,"aqi_max":31,"pm25":7.553997039794922,"pm10":8.803634643554688,"stations":3},{"datetime_utc":"2026-07-21T06:00:00Z","aqi":21,"aqi_min":21,"aqi_max":21,"pm25":5.042394161224365,"pm10":5.434369087219238,"stations":3},{"datetime_utc":"2026-07-21T07:00:00Z","aqi":36,"aqi_min":36,"aqi_max":36,"pm25":8.573039054870605,"pm10":9.067205429077148,"stations":3},{"datetime_utc":"2026-07-21T08:00:00Z","aqi":36,"aqi_min":36,"aqi_max":36,"pm25":8.600375175476074,"pm10":8.992349624633789,"stations":3},{"datetime_utc":"2026-07-21T09:00:00Z","aqi":36,"aqi_min":36,"aqi_max":36,"pm25":8.612060546875,"pm10":9.087468147277832,"stations":3},{"datetime_utc":"2026-07-21T10:00:00Z","aqi":31,"aqi_min":31,"aqi_max":31,"pm25":7.450911998748779,"pm10":7.8477630615234375,"stations":3},{"datetime_utc":"2026-07-21T11:00:00Z","aqi":44,"aqi_min":44,"aqi_max":44,"pm25":10.614489555358887,"pm10":11.8151216506958,"stations":3},{"datetime_utc":"2026-07-21T12:00:00Z","aqi":26,"aqi_min":26,"aqi_max":26,"pm25":6.122306823730469,"pm10":7.728366374969482,"stations":3},{"datetime_utc":"2026-07-21T13:00:00Z","aqi":17,"aqi_min":17,"aqi_max":17,"pm25":3.969144105911255,"pm10":4.752431869506836,"stations":3},{"datetime_utc":"2026-07-21T14:00:00Z","aqi":16,"aqi_min":16,"aqi_max":16,"pm25":3.746375799179077,"pm10":4.253624439239502,"stations":2},{"datetime_utc":"2026-07-21T15:00:00Z","aqi":9,"aqi_min":9,"aqi_max":9,"pm25":2.253624200820923,"pm10":3.507248640060425,"stations":2},{"datetime_utc":"2026-07-21T16:00:00Z","aqi":12,"aqi_min":12,"aqi_max":12,"pm25":3.0,"pm10":4.253624439239502,"stations":2},{"datetime_utc":"2026-07-21T17:00:00Z","aqi":9,"aqi_min":9,"aqi_max":9,"pm25":2.068657159805298,"pm10":2.4972569942474365,"stations":3},{"datetime_utc":"2026-07-21T18:00:00Z","aqi":6,"aqi_min":6,"aqi_max":6,"pm25":1.5008366107940674,"pm10":1.7977896928787231,"stations":2},{"datetime_utc":"2026-07-21T19:00:00Z","aqi":10,"aqi_min":10,"aqi_max":10,"pm25":2.4288313388824463,"pm10":2.5873005390167236,"stations":3},{"datetime_utc":"2026-07-21T20:00:00Z","aqi":12,"aqi_min":12,"aqi_max":12,"pm25":2.77512264251709,"pm10":3.3999412059783936,"stations":3},{"datetime_utc":"2026-07-21T21:00:00Z","aqi":14,"aqi_min":14,"aqi_max":14,"pm25":3.2447609901428223,"pm10":3.561699151992798,"stations":3},{"datetime_utc":"2026-07-21T22:00:00Z","aqi":17,"aqi_min":17,"aqi_max":17,"pm25":4.023635387420654,"pm10":4.520660877227783,"stations":3},{"datetime_utc":"2026-07-21T23:00:00Z","aqi":12,"aqi_min":12,"aqi_max":12,"pm25":2.874455690383911,"pm10":3.191394090652466,"stations":3},{"datetime_utc":"2026-07-22T00:00:00Z","aqi":20,"aqi_min":20,"aqi_max":20,"pm25":4.772495269775391,"pm10":5.119448184967041,"stations":3}],"daily":[{"date":"2026-07-20","aqi_avg":14,"aqi_min":7,"aqi_max":22,"aqi_color":"#059669","aqi_label":"Good","pm25_avg":3.3,"pm10_avg":4.0,"hours":22,"stations_avg":3},{"date":"2026-07-21","aqi_avg":20,"aqi_min":6,"aqi_max":44,"aqi_color":"#059669","aqi_label":"Good","pm25_avg":4.8,"pm10_avg":5.6,"hours":24,"stations_avg":3},{"date":"2026-07-22","aqi_avg":20,"aqi_min":20,"aqi_max":20,"aqi_color":"#059669","aqi_label":"Good","pm25_avg":4.8,"pm10_avg":5.1,"hours":1,"stations_avg":3}]}