The Obsidian Templates plugin will fill in the following variables in a template note before the template note is inserted into the current note:
| Variable | Description | 
|---|---|
{{title}} | 
                    Title of the active note. | 
{{date}} | 
                    Today's date in the default format. | 
{{date:format}} | 
                    Today's date in the format
                    format | 
                    
{{time}} | 
                    Today's time in the default format. | 
{{time:format}} | 
                    Current time in the format
                    format | 
                    
format can be a Moment.js format
                    string.
Source: help.obsidian.md