There's nothing like an all-inclusive holiday in Cabo de Santo Agostinho to refresh you, especially when you know what to expect from the elements. Here's some information to help you choose when to book: The hottest months are usually March and February, with an average temperature of 27°C, while the coldest months are August and July, with an average of 25°C. November and October are the driest months, while May and June are the rainiest months.