There's nothing like an all-inclusive vacation in Ermenek to rejuvenate you, especially when you know what to expect from the elements. Here's some info to help you choose when to book: The hottest months are usually August and July with an average temp of 73°F, while the coldest months are January and February with an average of 39°F. July and August are the driest months while January and December are the rainiest months.