{"city":"Cheung Chau","country":"Hong Kong","lat":22.21084976196289,"lon":114.02787017822266,"range":"48h","license":"CC BY 4.0","source":"https://cerns.io","hourly":[{"datetime_utc":"2026-05-27T21:00:00Z","aqi":60,"aqi_min":60,"aqi_max":60,"pm25":16.211259841918945,"pm10":16.651397705078125,"stations":2},{"datetime_utc":"2026-05-27T22:00:00Z","aqi":59,"aqi_min":59,"aqi_max":59,"pm25":15.780839920043945,"pm10":16.04564094543457,"stations":2},{"datetime_utc":"2026-05-27T23:00:00Z","aqi":61,"aqi_min":61,"aqi_max":61,"pm25":16.94293785095215,"pm10":17.080303192138672,"stations":2},{"datetime_utc":"2026-05-28T00:00:00Z","aqi":62,"aqi_min":62,"aqi_max":62,"pm25":17.256853103637695,"pm10":17.738065719604492,"stations":2},{"datetime_utc":"2026-05-28T01:00:00Z","aqi":61,"aqi_min":61,"aqi_max":61,"pm25":16.938764572143555,"pm10":18.061445236206055,"stations":2},{"datetime_utc":"2026-05-28T02:00:00Z","aqi":56,"aqi_min":56,"aqi_max":56,"pm25":14.713520050048828,"pm10":15.178275108337402,"stations":2},{"datetime_utc":"2026-05-28T03:00:00Z","aqi":59,"aqi_min":59,"aqi_max":59,"pm25":15.706549644470215,"pm10":17.21123504638672,"stations":2},{"datetime_utc":"2026-05-28T04:00:00Z","aqi":57,"aqi_min":57,"aqi_max":57,"pm25":14.985711097717285,"pm10":15.590699195861816,"stations":2},{"datetime_utc":"2026-05-28T05:00:00Z","aqi":58,"aqi_min":58,"aqi_max":58,"pm25":15.61060619354248,"pm10":16.3355712890625,"stations":2},{"datetime_utc":"2026-05-28T06:00:00Z","aqi":55,"aqi_min":55,"aqi_max":55,"pm25":13.936993598937988,"pm10":14.885687828063965,"stations":2},{"datetime_utc":"2026-05-28T07:00:00Z","aqi":55,"aqi_min":55,"aqi_max":55,"pm25":14.175477981567383,"pm10":14.524988174438477,"stations":2},{"datetime_utc":"2026-05-28T08:00:00Z","aqi":56,"aqi_min":56,"aqi_max":56,"pm25":14.596969604492188,"pm10":15.110722541809082,"stations":2},{"datetime_utc":"2026-05-28T09:00:00Z","aqi":53,"aqi_min":53,"aqi_max":53,"pm25":13.048951148986816,"pm10":13.212797164916992,"stations":2},{"datetime_utc":"2026-05-28T10:00:00Z","aqi":47,"aqi_min":47,"aqi_max":47,"pm25":11.307132720947266,"pm10":11.73167896270752,"stations":2},{"datetime_utc":"2026-05-28T11:00:00Z","aqi":53,"aqi_min":53,"aqi_max":53,"pm25":12.950745582580566,"pm10":13.091422080993652,"stations":2},{"datetime_utc":"2026-05-28T12:00:00Z","aqi":54,"aqi_min":54,"aqi_max":54,"pm25":13.498927116394043,"pm10":13.956363677978516,"stations":2},{"datetime_utc":"2026-05-28T13:00:00Z","aqi":56,"aqi_min":56,"aqi_max":56,"pm25":14.351025581359863,"pm10":14.486737251281738,"stations":2},{"datetime_utc":"2026-05-28T14:00:00Z","aqi":54,"aqi_min":54,"aqi_max":54,"pm25":13.300000190734863,"pm10":13.510000228881836,"stations":1},{"datetime_utc":"2026-05-28T15:00:00Z","aqi":56,"aqi_min":56,"aqi_max":56,"pm25":14.329999923706055,"pm10":14.329999923706055,"stations":1},{"datetime_utc":"2026-05-28T16:00:00Z","aqi":59,"aqi_min":59,"aqi_max":59,"pm25":15.789999961853027,"pm10":16.229999542236328,"stations":1},{"datetime_utc":"2026-05-28T17:00:00Z","aqi":56,"aqi_min":56,"aqi_max":56,"pm25":14.6899995803833,"pm10":15.050000190734863,"stations":1},{"datetime_utc":"2026-05-28T18:00:00Z","aqi":55,"aqi_min":55,"aqi_max":55,"pm25":14.020000457763672,"pm10":14.529999732971191,"stations":1},{"datetime_utc":"2026-05-28T19:00:00Z","aqi":52,"aqi_min":52,"aqi_max":52,"pm25":12.510000228881836,"pm10":13.329999923706055,"stations":1},{"datetime_utc":"2026-05-28T20:00:00Z","aqi":58,"aqi_min":58,"aqi_max":58,"pm25":15.329999923706055,"pm10":16.299999237060547,"stations":1},{"datetime_utc":"2026-05-28T21:00:00Z","aqi":60,"aqi_min":60,"aqi_max":60,"pm25":16.299999237060547,"pm10":16.739999771118164,"stations":1},{"datetime_utc":"2026-05-28T22:00:00Z","aqi":57,"aqi_min":57,"aqi_max":57,"pm25":15.0,"pm10":15.149999618530273,"stations":1},{"datetime_utc":"2026-05-28T23:00:00Z","aqi":57,"aqi_min":57,"aqi_max":57,"pm25":14.819999694824219,"pm10":15.819999694824219,"stations":1},{"datetime_utc":"2026-05-29T00:00:00Z","aqi":59,"aqi_min":59,"aqi_max":59,"pm25":16.06999969482422,"pm10":16.06999969482422,"stations":1},{"datetime_utc":"2026-05-29T01:00:00Z","aqi":57,"aqi_min":57,"aqi_max":57,"pm25":15.050000190734863,"pm10":15.5600004196167,"stations":1},{"datetime_utc":"2026-05-29T02:00:00Z","aqi":52,"aqi_min":52,"aqi_max":52,"pm25":12.503846168518066,"pm10":12.538601875305176,"stations":2},{"datetime_utc":"2026-05-29T03:00:00Z","aqi":58,"aqi_min":58,"aqi_max":58,"pm25":15.579999923706055,"pm10":16.299999237060547,"stations":1},{"datetime_utc":"2026-05-29T04:00:00Z","aqi":67,"aqi_min":67,"aqi_max":67,"pm25":19.81999969482422,"pm10":19.81999969482422,"stations":1},{"datetime_utc":"2026-05-29T05:00:00Z","aqi":73,"aqi_min":73,"aqi_max":73,"pm25":22.760000228881836,"pm10":23.479999542236328,"stations":1},{"datetime_utc":"2026-05-29T06:00:00Z","aqi":74,"aqi_min":74,"aqi_max":74,"pm25":23.271211624145508,"pm10":24.26738929748535,"stations":2},{"datetime_utc":"2026-05-29T07:00:00Z","aqi":69,"aqi_min":69,"aqi_max":69,"pm25":20.606481552124023,"pm10":21.091398239135742,"stations":2},{"datetime_utc":"2026-05-29T08:00:00Z","aqi":59,"aqi_min":59,"aqi_max":59,"pm25":15.80438232421875,"pm10":16.272214889526367,"stations":2},{"datetime_utc":"2026-05-29T09:00:00Z","aqi":61,"aqi_min":61,"aqi_max":61,"pm25":16.9470157623291,"pm10":17.595338821411133,"stations":2},{"datetime_utc":"2026-05-29T10:00:00Z","aqi":51,"aqi_min":51,"aqi_max":51,"pm25":12.165873527526855,"pm10":12.275104522705078,"stations":2},{"datetime_utc":"2026-05-29T11:00:00Z","aqi":51,"aqi_min":51,"aqi_max":51,"pm25":12.205361366271973,"pm10":12.551212310791016,"stations":2},{"datetime_utc":"2026-05-29T12:00:00Z","aqi":45,"aqi_min":45,"aqi_max":45,"pm25":10.700839042663574,"pm10":10.753799438476562,"stations":2},{"datetime_utc":"2026-05-29T13:00:00Z","aqi":51,"aqi_min":51,"aqi_max":51,"pm25":12.140791893005371,"pm10":12.284777641296387,"stations":2},{"datetime_utc":"2026-05-29T14:00:00Z","aqi":52,"aqi_min":52,"aqi_max":52,"pm25":12.638251304626465,"pm10":13.302027702331543,"stations":2},{"datetime_utc":"2026-05-29T15:00:00Z","aqi":54,"aqi_min":54,"aqi_max":54,"pm25":13.526643753051758,"pm10":14.282097816467285,"stations":2},{"datetime_utc":"2026-05-29T16:00:00Z","aqi":61,"aqi_min":61,"aqi_max":61,"pm25":16.70366096496582,"pm10":16.98682975769043,"stations":2},{"datetime_utc":"2026-05-29T17:00:00Z","aqi":30,"aqi_min":30,"aqi_max":30,"pm25":7.291725158691406,"pm10":7.54510498046875,"stations":2},{"datetime_utc":"2026-05-29T18:00:00Z","aqi":43,"aqi_min":43,"aqi_max":43,"pm25":10.322633743286133,"pm10":10.929883003234863,"stations":2},{"datetime_utc":"2026-05-29T19:00:00Z","aqi":39,"aqi_min":39,"aqi_max":39,"pm25":9.373030662536621,"pm10":9.509650230407715,"stations":2}],"daily":[{"date":"2026-05-27","aqi_avg":60,"aqi_min":59,"aqi_max":61,"aqi_color":"#d97706","aqi_label":"Moderate","pm25_avg":16.3,"pm10_avg":16.6,"hours":3,"stations_avg":2},{"date":"2026-05-28","aqi_avg":56,"aqi_min":47,"aqi_max":62,"aqi_color":"#d97706","aqi_label":"Moderate","pm25_avg":14.5,"pm10_avg":15.1,"hours":24,"stations_avg":2},{"date":"2026-05-29","aqi_avg":55,"aqi_min":30,"aqi_max":74,"aqi_color":"#d97706","aqi_label":"Moderate","pm25_avg":14.8,"pm10_avg":15.2,"hours":20,"stations_avg":2}]}