Flip flops tomarrow???

i just got some really cute flip flops and i reall want to wear them. i live in grand rapids and im going to GVSU all day tomarrow and sunday for an anime convention. i would love to wear my flip flops but im not sure if i should. its kind of rainy but not raining. the temps are supposed to be high 70's and low 80's. what do you think?