A person who can make a story about his day absolutely hilarious is an example of a raconteur.
Origin of raconteurFrench from raconter, to recount
Origin of raconteurFrench from raconter to relate from Old French re- re- aconter to count up, reckon ; see account .
(third-person singular simple present raconteurs, present participle raconteuring, simple past and past participle raconteured)
- To make witty remarks or stories.