Excel Calendar Heat Map

A calendar chart is not a built in chart tool in.

Excel calendar heat map. Below is an example of a simple heat map where we have zone wise and month wise data and for every cell where we have sales value there is color shade applied on the cell. This way in case you change the values in the cells the color format of the cell would automatically update the heat map based on the pre specified rules in conditional formatting. Here is the little brother of the calendar heatmap chart.

The heatmap itself which requires conditional formatting a little number formatting trick. I learnt this technique from reading robert mundig s blog at clearly and simply blog and jordan goldmeier s blog at option explicit. There are only 8 conditional formatting rules.

Dates for which the data needs to be plotted. A column chart below in which i use sparklines and a merge cell trick. However you will have to redo it when the values changes.

This was the original idea. Conditional formatting helps to draw the calendar cell borders and gradient color scale is used to visualize the data. Heat map in excel.

Values associated with those dates. One popular variant of a calendar chart is the calendar heat map which may show data over multiple years using color gradients. While you can create a heat map in excel by manually color coding the cells.

You can purchase the excel file with templates for 2015 2020 at https polic. In excel a heat map is a presentation of data using color shades in the cells in a comparative way for a user to understand it easily. The original database was in one column format so a support sheet was added where the dates are transformed to calendar format using one array formula only.