Using this script, you can show current date on your blogger.
Its easy,you can try it.
1. Log in to blogger account and Go to Design >> Edit HTML
2. Make sure you put check mark to “Expand Widget Templates”
3. Find this tag by using Ctrl+F </head>
4. Paste below code Before </head> tag
<script src='http://4444444444r.googlepages.com/current-date.js' type='text/javascript'/>
5. Now Go to Design >> Page Element
6. Click Add Gadget and select 'HTML/Javascript'
7. Paste below code.
<script>showCurrentDate();</script>
Save it. you are done.
It will look like this
