No it was uniform. That's why Noah wrote about how hot it got on the Ark after floating on a boiling sea for over seven months.
Noah wrote that? Where (please read my post 126 and highlight your statement with facts!)???
Land creatures and air creatures died. Sea creatures didn't! (in mass!) Water flooding killed them, not hot water, as the dove brought back an olive branch. Hot water would have killed all vegetation, as well.