There's nothing like an all-inclusive holiday in Unken to revive you, especially when you know what kind of weather to expect. Here's some information to help you decide when to book: The hottest months are usually July and August, with an average temperature of 16°C, while the coldest months are January and February, with an average of -1°C. November and February are the driest months, while May and June are the rainiest months.