{"city":"Gniezno","country":"Poland","lat":52.53480911254883,"lon":17.582590103149414,"range":"48h","license":"CC BY 4.0","source":"https://cerns.io","hourly":[{"datetime_utc":"2026-05-27T19:00:00Z","aqi":22,"aqi_min":4,"aqi_max":40,"pm25":5.3,"pm10":1.0,"stations":2},{"datetime_utc":"2026-05-27T20:00:00Z","aqi":4,"aqi_min":4,"aqi_max":4,"pm25":1.0,"pm10":1.0,"stations":1},{"datetime_utc":"2026-05-27T21:00:00Z","aqi":36,"aqi_min":4,"aqi_max":55,"pm25":8.6,"pm10":1.0,"stations":3},{"datetime_utc":"2026-05-27T22:00:00Z","aqi":28,"aqi_min":2,"aqi_max":53,"pm25":6.85,"pm10":1.19,"stations":2},{"datetime_utc":"2026-05-27T23:00:00Z","aqi":20,"aqi_min":4,"aqi_max":29,"pm25":4.68,"pm10":1.0,"stations":3},{"datetime_utc":"2026-05-28T00:00:00Z","aqi":33,"aqi_min":2,"aqi_max":57,"pm25":7.91,"pm10":1.0,"stations":4},{"datetime_utc":"2026-05-28T01:00:00Z","aqi":22,"aqi_min":6,"aqi_max":38,"pm25":5.33,"pm10":1.36,"stations":3},{"datetime_utc":"2026-05-28T02:00:00Z","aqi":30,"aqi_min":4,"aqi_max":54,"pm25":7.26,"pm10":1.0,"stations":2},{"datetime_utc":"2026-05-28T03:00:00Z","aqi":29,"aqi_min":6,"aqi_max":50,"pm25":6.87,"pm10":1.4,"stations":3},{"datetime_utc":"2026-05-28T04:00:00Z","aqi":27,"aqi_min":4,"aqi_max":52,"pm25":6.45,"pm10":1.0,"stations":4},{"datetime_utc":"2026-05-28T05:00:00Z","aqi":29,"aqi_min":5,"aqi_max":52,"pm25":6.86,"pm10":1.15,"stations":2},{"datetime_utc":"2026-05-28T06:00:00Z","aqi":22,"aqi_min":5,"aqi_max":39,"pm25":5.19,"pm10":1.32,"stations":4},{"datetime_utc":"2026-05-28T07:00:00Z","aqi":29,"aqi_min":4,"aqi_max":57,"pm25":7.05,"pm10":1.0,"stations":4},{"datetime_utc":"2026-05-28T08:00:00Z","aqi":34,"aqi_min":4,"aqi_max":58,"pm25":8.14,"pm10":1.0,"stations":2},{"datetime_utc":"2026-05-28T09:00:00Z","aqi":25,"aqi_min":4,"aqi_max":36,"pm25":5.93,"pm10":1.0,"stations":3},{"datetime_utc":"2026-05-28T10:00:00Z","aqi":20,"aqi_min":4,"aqi_max":37,"pm25":4.89,"pm10":1.0,"stations":3},{"datetime_utc":"2026-05-28T11:00:00Z","aqi":17,"aqi_min":4,"aqi_max":30,"pm25":4.1,"pm10":1.0,"stations":2},{"datetime_utc":"2026-05-28T12:00:00Z","aqi":35,"aqi_min":27,"aqi_max":43,"pm25":8.4,"pm10":null,"stations":2},{"datetime_utc":"2026-05-28T13:00:00Z","aqi":4,"aqi_min":4,"aqi_max":4,"pm25":1.0,"pm10":1.0,"stations":1},{"datetime_utc":"2026-05-28T14:00:00Z","aqi":34,"aqi_min":4,"aqi_max":58,"pm25":8.07,"pm10":1.0,"stations":4},{"datetime_utc":"2026-05-28T15:00:00Z","aqi":35,"aqi_min":25,"aqi_max":45,"pm25":8.4,"pm10":null,"stations":2},{"datetime_utc":"2026-05-28T16:00:00Z","aqi":23,"aqi_min":2,"aqi_max":46,"pm25":5.61,"pm10":1.0,"stations":3},{"datetime_utc":"2026-05-28T18:00:00Z","aqi":17,"aqi_min":4,"aqi_max":30,"pm25":4.1,"pm10":1.0,"stations":2},{"datetime_utc":"2026-05-28T19:00:00Z","aqi":20,"aqi_min":4,"aqi_max":31,"pm25":4.81,"pm10":1.0,"stations":3},{"datetime_utc":"2026-05-28T20:00:00Z","aqi":24,"aqi_min":4,"aqi_max":43,"pm25":5.77,"pm10":1.08,"stations":3},{"datetime_utc":"2026-05-28T21:00:00Z","aqi":27,"aqi_min":4,"aqi_max":39,"pm25":6.41,"pm10":1.0,"stations":3},{"datetime_utc":"2026-05-28T22:00:00Z","aqi":25,"aqi_min":3,"aqi_max":44,"pm25":6.07,"pm10":1.0,"stations":3},{"datetime_utc":"2026-05-28T23:00:00Z","aqi":10,"aqi_min":4,"aqi_max":17,"pm25":2.54,"pm10":1.0,"stations":2},{"datetime_utc":"2026-05-29T00:00:00Z","aqi":27,"aqi_min":4,"aqi_max":50,"pm25":6.5,"pm10":1.0,"stations":2},{"datetime_utc":"2026-05-29T01:00:00Z","aqi":19,"aqi_min":5,"aqi_max":50,"pm25":4.57,"pm10":1.25,"stations":4},{"datetime_utc":"2026-05-29T02:00:00Z","aqi":4,"aqi_min":1,"aqi_max":8,"pm25":1.01,"pm10":1.79,"stations":2},{"datetime_utc":"2026-05-29T03:00:00Z","aqi":23,"aqi_min":6,"aqi_max":53,"pm25":5.38,"pm10":1.76,"stations":4},{"datetime_utc":"2026-05-29T04:00:00Z","aqi":18,"aqi_min":11,"aqi_max":25,"pm25":4.35,"pm10":3.15,"stations":2},{"datetime_utc":"2026-05-29T05:00:00Z","aqi":27,"aqi_min":10,"aqi_max":42,"pm25":6.47,"pm10":2.66,"stations":4},{"datetime_utc":"2026-05-29T06:00:00Z","aqi":9,"aqi_min":9,"aqi_max":9,"pm25":2.2,"pm10":2.2,"stations":1},{"datetime_utc":"2026-05-29T07:00:00Z","aqi":18,"aqi_min":6,"aqi_max":31,"pm25":4.4,"pm10":1.53,"stations":4},{"datetime_utc":"2026-05-29T08:00:00Z","aqi":26,"aqi_min":9,"aqi_max":49,"pm25":6.16,"pm10":2.23,"stations":4},{"datetime_utc":"2026-05-29T09:00:00Z","aqi":34,"aqi_min":4,"aqi_max":58,"pm25":8.21,"pm10":1.0,"stations":2},{"datetime_utc":"2026-05-29T10:00:00Z","aqi":30,"aqi_min":4,"aqi_max":49,"pm25":7.33,"pm10":1.0,"stations":4},{"datetime_utc":"2026-05-29T11:00:00Z","aqi":25,"aqi_min":4,"aqi_max":55,"pm25":6.04,"pm10":1.0,"stations":3},{"datetime_utc":"2026-05-29T12:00:00Z","aqi":5,"aqi_min":5,"aqi_max":5,"pm25":1.13,"pm10":1.13,"stations":1},{"datetime_utc":"2026-05-29T13:00:00Z","aqi":37,"aqi_min":4,"aqi_max":61,"pm25":8.93,"pm10":1.0,"stations":2},{"datetime_utc":"2026-05-29T14:00:00Z","aqi":26,"aqi_min":4,"aqi_max":48,"pm25":6.26,"pm10":1.0,"stations":2},{"datetime_utc":"2026-05-29T15:00:00Z","aqi":24,"aqi_min":4,"aqi_max":43,"pm25":5.66,"pm10":1.0,"stations":2},{"datetime_utc":"2026-05-29T16:00:00Z","aqi":37,"aqi_min":4,"aqi_max":61,"pm25":8.93,"pm10":1.0,"stations":2},{"datetime_utc":"2026-05-29T17:00:00Z","aqi":37,"aqi_min":4,"aqi_max":51,"pm25":8.91,"pm10":1.0,"stations":4},{"datetime_utc":"2026-05-29T18:00:00Z","aqi":24,"aqi_min":5,"aqi_max":43,"pm25":5.68,"pm10":1.34,"stations":4}],"daily":[{"date":"2026-05-27","aqi_avg":22,"aqi_min":4,"aqi_max":36,"aqi_color":"#059669","aqi_label":"Good","pm25_avg":5.3,"pm10_avg":1.0,"hours":5,"stations_avg":2},{"date":"2026-05-28","aqi_avg":25,"aqi_min":4,"aqi_max":35,"aqi_color":"#059669","aqi_label":"Good","pm25_avg":6.0,"pm10_avg":1.1,"hours":23,"stations_avg":3},{"date":"2026-05-29","aqi_avg":24,"aqi_min":4,"aqi_max":37,"aqi_color":"#059669","aqi_label":"Good","pm25_avg":5.7,"pm10_avg":1.5,"hours":19,"stations_avg":3}]}