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.