百度天气API接口：
http://api.map.baidu.com/telematics/v3/weather?callback=showTianQi&ak=nfPeVUXFF4FUsex4gVfrIG5b&output=json&location=%E5%AF%BB%E4%B9%8C%E5%8E%BF&callback=jQuery3410683359572234221_1572874307596&_=1572874307598
来源：https://www.cnblogs.com/hool/p/11795090.html