There's nothing like an all-inclusive holiday in Modimolle to refresh 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 October and November, with an average temperature of 24°C, while the coldest months are July and June, with an average of 15°C. August and June are the driest months, while December and January are the rainiest months.