SSL will help your website more secure, which is a particular benefit of SSL. But if you're hesitated whether to use it at this time whether or not it should be said by the disadvantages when using SSL as:
Websites will load slower pace than 1 tiny browser wait verified by authentication and encryption of data sent.
SSL is a protocol should you do it on its own website, the data would have located one another folder for SSL.
The backlink is in regular HTTP protocol will not be recognized as a backlink when you switch to SSL otherwise use 301 redirects to http to https transferred from.
You need to reset the Google Webmasters. Could use a change of address in which to transfer data to website statistics with SSL protocol from the old website.