I think Genie was able to change his mind. [By essentially tricking him into wisping back home, but details, details.]

Nights cool down some, but the days are quite intense. In Agrabah, it's tolerable with loose-fitting cloths and close buildings to shade the streets...

[She sighs.]

You get used to it, and it makes trade simple... but it must be much more exciting for everything to change more than once a year, with so many new sights each time.