https://www.visitsanya.com/en/
https://www.visitourchina.com/sanya/
https://www.topchinatravel.com/sanya/sanya-climate-and-weather.htm
https://www.chinahighlights.com/sanya/weather.htm
https://www.chinadiscovery.com/sanya-tours/activities.html
https://www.holiday-weather.com/sanya_cn/averages/
https://www.worldweatheronline.com/sanya-weather-averages/hainan/cn.aspx
