I believe you are using the Site dimension for your x-axis. You just have to create a stacked bar chart by dragging each of your Degree measures to the measures axis until you see a double bar next to your cursor. I created the view for you in the attached twbx (v9.2). Let me know if this is what you're looking for
Temperatures.twbx 28.4 KB
This is easiest if you use the tableau data reshaping tool: Installing and Troubleshooting the Tableau Add-In for Reshaping Data in Excel | Tableau Software 7
I've attached a copy of how this reshapes your excel data. Then you can just drop the temperature bin into colour and exclude the average temperature:
See the attached workbook and reshaped excel date.
Thanks Stephen and Robert.
It really helped.
No problem, happy to help!
Yeah, Robert's way is the quickest and easiest. Mine just added an unnecessary step!