Planning for the weather is an important factor for making your trip to Bom Sucesso a success, especially when you’re splurging. The hottest months are usually February and January, with an average temperature of 22°C, while the coldest months are July and August, with an average of 18°C. The rainiest months in Bom Sucesso are December, November, January and March, with each month seeing an average of 318 mm of rainfall.