If the Excel Date Filter is not grouping by month, enable grouping dates in the AutoFilter menu, set dates in the proper format, etc.

You can sort data by dates in Microsoft Excel and Excel Online. Learn how to sort all the columns according to date column using this tutorial.

How to create a grouped PivotTable in Excel Grouping is what Excel’s PivotTable objects do, and it’s easy to summarize groups of data using any number of functions.

Sorting is one of Microsoft Excel's easiest tasks. Click; you're done! At least until you need to sort by multiple columns. For this sort task, you'll need a custom sort. Here's how.