{"city":"Seongnam-si","country":"South Korea","lat":37.4386100769043,"lon":127.13777923583984,"range":"14d","license":"CC BY 4.0","source":"https://cerns.io","hourly":[{"datetime_utc":"2026-06-01T17:00:00Z","aqi":63,"aqi_min":63,"aqi_max":63,"pm25":18.016172409057617,"pm10":null,"stations":7},{"datetime_utc":"2026-06-01T18:00:00Z","aqi":74,"aqi_min":74,"aqi_max":74,"pm25":22.89154815673828,"pm10":null,"stations":27},{"datetime_utc":"2026-06-07T22:00:00Z","aqi":58,"aqi_min":58,"aqi_max":58,"pm25":15.369894027709961,"pm10":null,"stations":5}],"daily":[{"date":"2026-06-01","aqi_avg":68,"aqi_min":63,"aqi_max":74,"aqi_color":"#d97706","aqi_label":"Moderate","pm25_avg":20.5,"pm10_avg":null,"hours":2,"stations_avg":17},{"date":"2026-06-07","aqi_avg":58,"aqi_min":58,"aqi_max":58,"aqi_color":"#d97706","aqi_label":"Moderate","pm25_avg":15.4,"pm10_avg":null,"hours":1,"stations_avg":5}]}