What about all previous month e.g. Feb-2017, Jan-2017? Will they all say archive?
The out of box page types for blog has the structure of Blog, Blog Month, Blog post. If you don't want to have that 3 tire system, you can create a custom page type which is similar to blog post.
Then you content tree structure can be like this
|-- Blog (page menu type)
|-- blog 1
|-- blog 2