You can print the calendar view by using the print function in your browser. Depending on what device you're using, this could be from the browser drop-down options or a right-click of your mouse. Alternatively, you can always take a screenshot of your diary using Windows Snipping Tool.
You can also open your calendar in a new tab by right-clicking on the calendar link and choosing new tab (more info here).
Right click or use the browser option to print page:
Choose Save as PDF in the print options to save the calendar as a PDF: