Ja Ja, yeah, it was not only the heat (i.e. she could never dare to drive there).
Well, I have not contact with latins there, my friend who had already doesn't live in Bialystok, I asked her where can I find them and she just sent me this link:
Salsa :: Polski Portal Salsy
If you go to "forums" in this website, there's one in spanish only, in the last thread I think someone organize latin people meetings every wednesday to speak spanish and be themselves
By the way what are you doing in PL?