Hello

In OrdaSoft Joomla CCK - when you create "Show Calendar" layout - for yours joomla events.
You may show there any month with events which you need.

By default: the Calendar show - the current month. But You may set any month with events.
Please go to :
Components->CCK->Layouts, there find (or create) your "Show Calendar" layout - go to Form settings and set Month which you need.

Please check attachment image

Best if you use any our CCK Event templates - where we created all for manage joomla events - and you will not need create this self.

Regards
OrdaSoft team