可通过http://api.geonames.org/timezoneJSON?lat=47.84266000000000000&lng=13.04077000000000000&username=xxx接口获取该经纬度下详细时间信息。

如：

{
   "time":"2015-01-29 09:36","countryName":"Austria","sunset":"2015-01-29 17:03","rawOffset":1,"dstOffset":2,"countryCode":"AT","gmtOffset":1,"lng":13.04077,"sunrise":"2015-01-29 07:39","timezoneId":"Europe/Vienna","lat":47.84266}