Just copying this from comment in PS Nation, as it is relevant here. May have decent affect on console sales next month:
https://www.reddit.com/r/buildapcsales/comments/3bby4y/meta_amazon_is_about_to_have_major_sales_in_the/
According to this post on PC masterrace subreddit, Amazon is going to be having massive sales for the next couple of weeks, to celebrate 20 years of service. Implied that it is not just US either. May be something to look out for, as it seems likely there will be big reductions on the games section if true.